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Garfield County, MT

An ordinary day in Garfield County, MT: was cooler than 38 of 75 earlier years in the county average (county average from NOAA gridded data, 1951 to 2026).

Last updated . This page normally updates every day; the latest update is late.

High
69.5°F
Coldest since 2023
38th coldest of 76
Low
40.5°F
Warmest since 2025
29th warmest of 76

No measurable precipitation in the county average of Garfield County, MT for 5 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September high of the county average in Garfield County, MT since 1951: 69.5°F in 2026; the highest is 89.2°F, in 2010.
2023: 67.5°F2010: 89.2°F2026: 69.5°F 2026 69.5°F 2010 89.2°F since 2023 1951 2026
  • Normal range, 55.2 to 80.8°F
Every year as a table

Every 29 September low of the county average in Garfield County, MT since 1951: 40.5°F in 2026; the lowest is 21.5°F, in 1985.

YearHigh, °FLow, °F
202669.540.5
202585.448.7
202487.248.1
202367.544.4
202287.849.9
202181.246.2
202068.635.2
201943.334.3
20184928.9
201775.444.4
201672.244.1
20157037.7
201453.943.5
201366.340.4
201280.442.4
201171.936.4
201089.248.7
20096430.6
200867.335.5
200781.143.6
20067437.3
200564.731.2
200472.940.1
200363.134
200264.233
200182.554.2
200079.844.3
199955.329.3
199875.444.5
199773.443.4
199667.738.9
199574.342.7
199480.844.7
199368.638.2
199275.131.8
199176.542.7
199061.632.1
198983.946.7
198859.838.9
19876735.5
198657.738.7
198541.121.5
198451.323.8
198344.433.4
198242.631.2
198170.139.7
198084.242.5
197983.139.7
197865.947.4
197756.344.5
197676.536.4
197575.739.8
19746433.7
197377.441
19725322.6
197162.234.4
197078.938.2
196975.141.4
196872.736.3
196787.444.9
196666.742.9
196552.231.8
196463.837
196378.839.6
196271.950.9
196161.932.5
196061.635.5
195945.125.8
195863.333.3
19578044.8
195659.337.2
195561.837.3
19544232.4
195376.840.3
195279.639.6
195171.333.5

The month

September 2026 so far averaged 61.2°F in Garfield County, MT, the warmest 1 to 29 September in the county average since 2025, 15th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 70.3°F in Garfield County, MT, the warmest August in the county average since 2024, tied 38th warmest of 132 (with 2006 and 1995) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 69.5°F averaged over Garfield County, MT, the coldest 29 September day in the county average since 2023, 38th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 40.5°F averaged over Garfield County, MT, the warmest 29 September night in the county average since 2025, 29th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Glasgow, MT 67.7 mi, the nearest city with its own station