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Climate & Weather Averages in Butte, Montana, USA

Currently: 33 °F. Clear. (Weather station: Mooney Airport, USA). See more current weather

Annual Weather Averages Near Butte

Averages are for Mooney Airport, which is 4 miles from Butte.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Butte

High Temp: 82 °F

Low Temp: 8 °F

Mean Temp: 41 °F

Precipitation: 1.08"

Humidity: 59%

Dew Point: 26 °F

Wind: 9 mph

Pressure: 30.05 "Hg

Visibility: 12 mi

January Climate & Weather Averages in Butte

High Temp: 33 °F

Low Temp: 9 °F

Mean Temp: 21 °F

Precipitation: 0.45"

Humidity: 72%

Dew Point: 13 °F

Wind: 6 mph

Pressure: 30.18 "Hg

Visibility: 11 mi

February Climate & Weather Averages in Butte

High Temp: 35 °F

Low Temp: 10 °F

Mean Temp: 22 °F

Precipitation: 0.49"

Humidity: 69%

Dew Point: 13 °F

Wind: 7 mph

Pressure: 30.11 "Hg

Visibility: 11 mi

March Climate & Weather Averages in Butte

High Temp: 44 °F

Low Temp: 20 °F

Mean Temp: 32 °F

Precipitation: 0.67"

Humidity: 62%

Dew Point: 20 °F

Wind: 9 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

April Climate & Weather Averages in Butte

High Temp: 51 °F

Low Temp: 26 °F

Mean Temp: 39 °F

Precipitation: 1.34"

Humidity: 57%

Dew Point: 24 °F

Wind: 11 mph

Pressure: 29.99 "Hg

Visibility: 12 mi

May Climate & Weather Averages in Butte

High Temp: 61 °F

Low Temp: 34 °F

Mean Temp: 48 °F

Precipitation: 1.97"

Humidity: 55%

Dew Point: 31 °F

Wind: 11 mph

Pressure: 29.96 "Hg

Visibility: 12 mi

June Climate & Weather Averages in Butte

High Temp: 71 °F

Low Temp: 41 °F

Mean Temp: 56 °F

Precipitation: 2.48"

Humidity: 53%

Dew Point: 38 °F

Wind: 10 mph

Pressure: 29.94 "Hg

Visibility: 13 mi

July Climate & Weather Averages in Butte

High Temp: 82 °F

Low Temp: 46 °F

Mean Temp: 64 °F

Precipitation: 1.23"

Humidity: 43%

Dew Point: 41 °F

Wind: 9 mph

Pressure: 29.98 "Hg

Visibility: 13 mi

August Climate & Weather Averages in Butte

High Temp: 80 °F

Low Temp: 44 °F

Mean Temp: 62 °F

Precipitation: 1.29"

Humidity: 44%

Dew Point: 39 °F

Wind: 8 mph

Pressure: 30.00 "Hg

Visibility: 12 mi

September Climate & Weather Averages in Butte

High Temp: 70 °F

Low Temp: 36 °F

Mean Temp: 53 °F

Precipitation: 1.04"

Humidity: 50%

Dew Point: 34 °F

Wind: 8 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

October Climate & Weather Averages in Butte

High Temp: 55 °F

Low Temp: 27 °F

Mean Temp: 41 °F

Precipitation: 0.88"

Humidity: 60%

Dew Point: 27 °F

Wind: 9 mph

Pressure: 30.09 "Hg

Visibility: 12 mi

November Climate & Weather Averages in Butte

High Temp: 41 °F

Low Temp: 17 °F

Mean Temp: 29 °F

Precipitation: 0.63"

Humidity: 67%

Dew Point: 19 °F

Wind: 7 mph

Pressure: 30.14 "Hg

Visibility: 11 mi

December Climate & Weather Averages in Butte

High Temp: 31 °F

Low Temp: 8 °F

Mean Temp: 19 °F

Precipitation: 0.53"

Humidity: 72%

Dew Point: 12 °F

Wind: 7 mph

Pressure: 30.17 "Hg

Visibility: 11 mi

Quick Climate Info

Hottest MonthJuly (64 °F avg)
Coldest MonthDecember (19 °F avg)
Wettest MonthJune (2.48" avg)
Windiest MonthApril (11 mph avg)
Annual precip.13.00" (per year)

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