TODAY AUG19
TEMPERATURE54
HUMIDITY90
PRESSURE30.35
WIND COND.110 3.4
  • 7746Sun20%
  • 6742Mon30%60%
  • 7042Tue20%
  • 7745Wed
  • 7944Thu
daynightWeather update from Butte, Bert Mooney Airport at

Butte-Silver Bow Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January9°F33°F20°F0.4"
February12°F37°F23°F0.4"
March20°F44°F31°F0.6"
April26°F52°F38°F1.4"
May34°F62°F47°F2.2"
June41°F71°F55°F2.8"
July46°F84°F65°F1.0"
August43°F80°F61°F1.2"
September36°F71°F52°F1.3"
October28°F54°F39°F1.4"
November19°F42°F30°F0.5"
December7°F29°F17°F0.5"

Did you know?

  • The highest monthly average temperature in Butte-Silver Bow for July is 65 degrees.
  • The lowest monthly average temperature in Butte-Silver Bow for December is 17 degrees.
  • The most monthly precipitation in Butte-Silver Bow occurs in June with 2.8 inches.
  • The air quality index in Butte-Silver Bow is 41% better than the national average.
  • The pollution index in Butte-Silver Bow is 88% better than the national average.

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Compare Butte-Silver Bow, MT Weather To Other Cities

Butte-Silver Bow air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexButte-Silver BowMontanaNational
Air quality index293450
Pollution index568,053685,9255,066,862

Butte-Silver Bow air quality information

MeasurementTotal
Days measured365
Days with good air quality276
Days with moderate air quality83
Days w/ poor A.Q. for sensitive groups5
Days with unhealthy air quality1

Butte-Silver Bow air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.002%
Lead0.003%
Mercury0.000%

Average monthly Butte-Silver Bow temperature with heat index

Butte-Silver Bow monthly precipitation with daily maximum

Butte-Silver Bow monthly snow depth with daily maximum

Butte-Silver Bow monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Anaconda-Deer Lodge County, MT9,1762942%
Walkerville, MT8522942%
Butte-Silver Bow, MT33,7082942%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
McMinnville, OR33,7243138%
Riviera Beach, FL33,6832942%
Salisbury, NC33,6744020%
Long Beach, NY33,670536%
Leawood, KS33,7635816%
Butte-Silver Bow, MT33,7082942%
Source: The Butte-Silver Bow, MT weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.