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Chouteau County, MT

An ordinary day in Chouteau County, MT: was cooler than 28 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
72.8°F
Warmest since 2025
29th warmest of 76
Low
35.9°F
Coldest since 2019
27th coldest of 76
Precipitation
0.01 in
Wettest since 2019
11th wettest of 76
Every 29 September low of the county average in Chouteau County, MT since 1951: 35.9°F in 2026; the lowest is 19.8°F, in 1984.
2019: 27.4°F1984: 19.8°F2026: 35.9°F 2026 35.9°F 1984 19.8°F since 2019 1951 2026
  • Normal range, 31 to 45.4°F
Every year as a table

Every 29 September high of the county average in Chouteau County, MT since 1951: 72.8°F in 2026; the highest is 88.5°F, in 2022.

YearHigh, °FLow, °F
202672.835.9
202576.842.7
202482.442.8
202365.438.9
202288.545.3
202168.340.6
202074.836.3
201933.827.4
201846.834.1
201774.736.6
201670.240.6
201568.930.8
201452.445.4
201363.442.9
20127941.9
201169.331
201085.246.5
200970.536.9
200868.934.1
200780.241
200677.641.1
200570.436.5
200471.840.2
200364.838.1
200266.536.3
200172.850.1
20007839.3
19995830.7
199871.539.7
199773.445.8
199670.440.7
199570.439.7
199476.542.1
199372.239
199277.835.3
199176.338.4
199069.335.8
198980.342.6
19886541.4
198767.938.2
198657.735
198532.821.7
19845119.8
198343.930.4
198241.132.5
198168.840.7
198075.541.2
197977.840
197862.240.8
197752.442.4
197679.339
197576.640
197465.931.4
197378.939.7
197245.123.7
197159.832.8
19708239.5
196972.545.6
19686741.3
196787.951.9
196673.546
196547.729
196456.136.7
196376.139.9
196277.446.8
19616529.9
196069.129.8
195941.325.1
195869.334.4
195777.748.2
195656.535.8
195560.932.8
195436.628.9
195372.335.6
195274.844.7
195174.327.3

The month

September 2026 so far averaged 58.9°F in Chouteau County, MT, the warmest 1 to 29 September in the county average since 2025, tied 20th warmest of 76 (with 1953 and 1952) (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 68.2°F in Chouteau County, MT, the warmest August in the county average since 2025, tied 34th warmest of 132 (with 2024 and 1919) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 72.8°F averaged over Chouteau County, MT, the warmest 29 September in the county average since 2025, tied 29th warmest of 76 (with 2001) (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 35.9°F averaged over Chouteau County, MT, the coldest 29 September night in the county average since 2019, 27th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: 0.01 in of precipitation averaged over Chouteau County, MT, the wettest 29 September in the county average since 2019, tied 11th wettest of 76 (with 2014, 2001, 1986 and 4 other years) (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Great Falls, MT 52.7 mi, the nearest city with its own station