Colorado
On Saturday , none of 5 Colorado cities had a day more extreme than any in 10 years or more. In the county averages of Tuesday 29 September 2026, 61 of 64 Colorado counties did.
Cities
| City | Day | High | Low | Precipitation | The day | Month so far, rank | Years compared |
|---|---|---|---|---|---|---|---|
| Alamosa, CO | 75°F | 33°F | 0.00 in | the warmest 3 October since 2025 | 36 | 95 | |
| Colorado Springs, CO | 81°F | 45°F | 0.00 in | the warmest 3 October since 2025 | 48 | 130 | |
| Denver, CO | 83°F | 51°F | 0.00 in | the warmest 3 October since 2025 | 16 | 155 | |
| Grand Junction, CO | 83°F | 53°F | 0.00 in | the warmest 3 October since 2025 | 22 | 134 | |
| Pueblo, CO | 84°F | 44°F | 0.00 in | the warmest 3 October since 2025 | 60 | 139 |
- 2026 so far averaged 50.5°F in Alamosa, CO, the warmest 1 January to 3 October on record, in 94 years since 1933; provisional.
- 2026 so far averaged 57.5°F in Colorado Springs, CO, the warmest 1 January to 3 October on record, in 128 years since 1895 (1918 excluded: 64 of 276 days missing; 1946 excluded: 66 of 276 days missing; 1947 excluded: 64 of 276 days missing; 1 more year excluded for missing days); provisional.
- 2026 so far averaged 59.1°F in Denver, CO, the warmest 1 January to 3 October on record, in 155 years since 1872; provisional.
- 2026 so far averaged 62.5°F in Grand Junction, CO, the warmest 1 January to 3 October on record, in 134 years since 1893; provisional.
- 2026 so far averaged 61.2°F in Pueblo, CO, the warmest 1 January to 3 October on record, in 138 years since 1889; provisional.
Counties
| County | Day | The day in the county average |
|---|---|---|
| Adams County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Alamosa County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Arapahoe County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Archuleta County, CO Notable | the wettest 29 September in the county average since the data begin in 1951 | |
| Baca County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| Bent County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| Boulder County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Broomfield County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Chaffee County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Cheyenne County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| Conejos County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Costilla County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Crowley County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Custer County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Delta County, CO Notable | the coldest 29 September day in the county average since 2013 | |
| Denver County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Dolores County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Douglas County, CO Notable | the warmest 29 September night in the county average since 2015 | |
| Eagle County, CO Notable | the coldest 29 September day in the county average since 2013 | |
| El Paso County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Elbert County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Fremont County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Garfield County, CO Notable | the coldest 29 September day in the county average since 2013 | |
| Grand County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Gunnison County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Hinsdale County, CO Notable | the coldest 29 September day in the county average since 1995 | |
| Huerfano County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Jackson County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Jefferson County, CO Notable | the warmest 29 September night in the county average since 2015 | |
| Kiowa County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| Kit Carson County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| La Plata County, CO Notable | the coldest 29 September day in the county average since 1982 | |
| Lake County, CO Notable | the warmest 29 September night in the county average since 1951 | |
| Larimer County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Las Animas County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Lincoln County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Logan County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Mesa County, CO Notable | the coldest 29 September day in the county average since 2014 | |
| Mineral County, CO Notable | the wettest 29 September in the county average since the data begin in 1951 | |
| Montezuma County, CO Notable | the wettest 29 September in the county average since the data begin in 1951 | |
| Montrose County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Morgan County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Otero County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Ouray County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Park County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Phillips County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Pitkin County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Prowers County, CO Notable | the warmest 29 September night in the county average since 1977 | |
| Pueblo County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Rio Blanco County, CO Notable | the coldest 29 September day in the county average since 2013 | |
| Rio Grande County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Routt County, CO Notable | the warmest 29 September night in the county average since 2001 | |
| Saguache County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| San Juan County, CO Notable | the wettest 29 September in the county average since 2014 | |
| San Miguel County, CO Notable | the coldest 29 September day in the county average since 1999 | |
| Sedgwick County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Summit County, CO Notable | the warmest 29 September night in the county average since 2015 | |
| Teller County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Washington County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Weld County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Yuma County, CO Notable | the warmest 29 September night in the county average since the data begin in 1951 | |
| Clear Creek County, CO | the warmest 29 September in the county average since 2025 | |
| Gilpin County, CO | the warmest 29 September in the county average since 2025 | |
| Moffat County, CO | the warmest 29 September in the county average since 2025 |
Records set this year
- RecordSaturday 22 August 2026: a high of 91°F in Alamosa, CO, the warmest 22 August on record, in 97 years since 1906 (no value for 1908, 1909, 1910 and 21 other years); provisional, awaiting the National Weather Service report.
- RecordFriday 21 August 2026: a high of 100°F in Denver, CO, the warmest 21 August on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordFriday 21 August 2026: a high of 95°F in Colorado Springs, CO, the warmest 21 August on record, in 130 years since 1895 (no value for 1918 and 1947); provisional, awaiting the National Weather Service report.
- RecordWednesday 19 August 2026: a high of 101°F in Grand Junction, CO, the warmest 19 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordWednesday 12 August 2026: a high of 90°F in Alamosa, CO, the warmest 12 August on record, in 97 years since 1906 (no value for 1908, 1909, 1910 and 21 other years); provisional, awaiting the National Weather Service report.
- RecordTuesday 11 August 2026: a high of 89°F in Alamosa, CO, the warmest 11 August on record, in 97 years since 1906 (no value for 1908, 1909, 1910 and 21 other years); provisional, awaiting the National Weather Service report.
- RecordMonday 10 August 2026: a high of 90°F in Alamosa, CO, the warmest 10 August on record, in 97 years since 1906 (no value for 1908, 1909, 1910 and 21 other years); provisional, awaiting the National Weather Service report.
- RecordSunday 9 August 2026: a high of 105°F in Pueblo, CO, the warmest 9 August on record, in 139 years since 1888; provisional, awaiting the National Weather Service report.
- RecordSunday 9 August 2026: a high of 97°F in Colorado Springs, CO, the warmest 9 August on record, in 129 years since 1895 (no value for 1903, 1918 and 1947); provisional, awaiting the National Weather Service report.
- RecordSunday 9 August 2026: a high of 91°F in Alamosa, CO, the warmest 9 August on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordFriday 7 August 2026: a high of 103°F in Grand Junction, CO, the warmest 7 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordThursday 6 August 2026: a high of 92°F in Alamosa, CO, the warmest 6 August on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordWednesday 5 August 2026: a low of 47°F in Denver, CO, the coldest 5 August night on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordTuesday 4 August 2026: a high of 103°F in Grand Junction, CO, the warmest 4 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordTuesday 4 August 2026: a high of 93°F in Alamosa, CO, the warmest 4 August on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordMonday 3 August 2026: a high of 107°F in Pueblo, CO, the warmest 3 August on record, in 139 years since 1888; provisional, awaiting the National Weather Service report.
- RecordMonday 3 August 2026: a high of 105°F in Grand Junction, CO, the warmest 3 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordMonday 3 August 2026: a high of 102°F in Denver, CO, the warmest 3 August on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordSunday 2 August 2026: a high of 104°F in Grand Junction, CO, the warmest 2 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordSunday 2 August 2026: a high of 91°F in Alamosa, CO, the warmest 2 August on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSaturday 1 August 2026: a high of 104°F in Grand Junction, CO, the warmest 1 August on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordSunday 26 July 2026: a high of 107°F in Pueblo, CO, the warmest 26 July on record, in 139 years since 1888; provisional, awaiting the National Weather Service report.
- RecordSunday 26 July 2026: a high of 103°F in Denver, CO, the warmest 26 July on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordSunday 26 July 2026: a high of 98°F in Colorado Springs, CO, the warmest 26 July on record, in 132 years since 1895; provisional, awaiting the National Weather Service report.
- RecordSunday 26 July 2026: a high of 93°F in Alamosa, CO, the warmest 26 July on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSaturday 25 July 2026: a high of 101°F in Denver, CO, the warmest 25 July on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordSaturday 4 July 2026: a low of 34°F in Alamosa, CO, the coldest 4 July night on record, in 96 years since 1906 (no value for 1907, 1908, 1909 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordWednesday 17 June 2026: a high of 106°F in Pueblo, CO, the warmest 17 June on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordWednesday 17 June 2026: a high of 99°F in Colorado Springs, CO, the warmest 17 June on record, in 132 years since 1895; provisional, awaiting the National Weather Service report.
- RecordTuesday 12 May 2026: a high of 94°F in Grand Junction, CO, the warmest 12 May on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordMonday 30 March 2026: a high of 84°F in Pueblo, CO, the warmest 30 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordSunday 29 March 2026: a high of 80°F in Grand Junction, CO, the warmest 29 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordSunday 29 March 2026: a high of 73°F in Alamosa, CO, the warmest 29 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordThursday 26 March 2026: a high of 91°F in Pueblo, CO, the warmest 26 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordThursday 26 March 2026: a high of 85°F in Grand Junction, CO, the warmest 26 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordThursday 26 March 2026: a high of 83°F in Colorado Springs, CO, the warmest 26 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordThursday 26 March 2026: a high of 78°F in Alamosa, CO, the warmest 26 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordWednesday 25 March 2026: a high of 90°F in Pueblo, CO, the warmest 25 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordWednesday 25 March 2026: a high of 88°F in Grand Junction, CO, the warmest 25 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordWednesday 25 March 2026: a high of 87°F in Denver, CO, the warmest 25 March on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordWednesday 25 March 2026: a high of 83°F in Colorado Springs, CO, the warmest 25 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordWednesday 25 March 2026: a high of 81°F in Alamosa, CO, the warmest 25 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordTuesday 24 March 2026: a high of 86°F in Pueblo, CO, the warmest 24 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordTuesday 24 March 2026: a high of 84°F in Grand Junction, CO, the warmest 24 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordTuesday 24 March 2026: a high of 81°F in Denver, CO, the warmest 24 March on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordTuesday 24 March 2026: a high of 76°F in Colorado Springs, CO, the warmest 24 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordTuesday 24 March 2026: a high of 77°F in Alamosa, CO, the warmest 24 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordMonday 23 March 2026: a high of 77°F in Grand Junction, CO, the warmest 23 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordMonday 23 March 2026: a high of 72°F in Alamosa, CO, the warmest 23 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSunday 22 March 2026: a high of 81°F in Grand Junction, CO, the warmest 22 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordSunday 22 March 2026: a high of 74°F in Alamosa, CO, the warmest 22 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSaturday 21 March 2026: a high of 93°F in Pueblo, CO, the warmest 21 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordSaturday 21 March 2026: a high of 87°F in Grand Junction, CO, the warmest 21 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordSaturday 21 March 2026: a high of 86°F in Denver, CO, the warmest 21 March on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordSaturday 21 March 2026: a high of 86°F in Colorado Springs, CO, the warmest 21 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordSaturday 21 March 2026: a high of 83°F in Alamosa, CO, the warmest 21 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordFriday 20 March 2026: a high of 89°F in Pueblo, CO, the warmest 20 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordFriday 20 March 2026: a high of 85°F in Grand Junction, CO, the warmest 20 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordFriday 20 March 2026: a high of 85°F in Denver, CO, the warmest 20 March on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordFriday 20 March 2026: a high of 81°F in Colorado Springs, CO, the warmest 20 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordFriday 20 March 2026: a high of 78°F in Alamosa, CO, the warmest 20 March on record, in 94 years since 1933; provisional, awaiting the National Weather Service report.
- RecordThursday 19 March 2026: a high of 87°F in Pueblo, CO, the warmest 19 March on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordThursday 19 March 2026: a high of 82°F in Grand Junction, CO, the warmest 19 March on record, in 133 years since 1893 (no value for 1902); provisional, awaiting the National Weather Service report.
- RecordThursday 19 March 2026: a high of 85°F in Denver, CO, the warmest 19 March on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordThursday 19 March 2026: a high of 81°F in Colorado Springs, CO, the warmest 19 March on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordThursday 19 March 2026: a high of 76°F in Alamosa, CO, the warmest 19 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordWednesday 18 March 2026: a high of 76°F in Alamosa, CO, the warmest 18 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSaturday 14 March 2026: a high of 70°F in Alamosa, CO, the warmest 14 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordMonday 2 March 2026: a high of 71°F in Grand Junction, CO, the warmest 2 March on record, in 134 years since 1893; provisional, awaiting the National Weather Service report.
- RecordMonday 2 March 2026: a high of 67°F in Alamosa, CO, the warmest 2 March on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSunday 1 March 2026: a high of 64°F in Alamosa, CO, the warmest 1 March on record, in 94 years since 1907 (no value for 1908, 1909, 1910 and 23 other years); provisional, awaiting the National Weather Service report.
- RecordTuesday 24 February 2026: a high of 83°F in Pueblo, CO, the warmest 24 February on record, in 138 years since 1889; provisional, awaiting the National Weather Service report.
- RecordTuesday 24 February 2026: a high of 75°F in Colorado Springs, CO, the warmest 24 February on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- RecordMonday 16 February 2026: a high of 61°F in Alamosa, CO, the warmest 16 February on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSunday 15 February 2026: a high of 68°F in Denver, CO, the warmest 15 February on record, in 155 years since 1872; provisional, awaiting the National Weather Service report.
- RecordMonday 9 February 2026: a high of 62°F in Alamosa, CO, the warmest 9 February on record, in 95 years since 1907 (no value for 1908, 1909, 1910 and 22 other years); provisional, awaiting the National Weather Service report.
- RecordSunday 4 January 2026: a high of 58°F in Alamosa, CO, the warmest 4 January on record, in 94 years since 1933; provisional, awaiting the National Weather Service report.
- RecordThursday 1 January 2026: a high of 65°F in Colorado Springs, CO, the warmest 1 January on record, in 131 years since 1895 (no value for 1948); provisional, awaiting the National Weather Service report.
- Records set this year not listed
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