TODAY DEC22
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.280 6.4
  • 4235Sun80%
  • 4231Mon70%
  • 3934Tue70%50%
  • 3830
  • 3935Thu
daynightWeather update from THOMPSON FALLS A/P at
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Weather Quick Facts

  • The highest monthly average temperature in Belknap for July is 60.7 degrees
  • The lowest monthly average temperature in Belknap for December is 20.6 degrees
  • The most monthly precipitation in Belknap occurs in March with 6.5 inches
  • The air quality index in Belknap is 12% better than the national average
  • The pollution index in Belknap is 59% better than the national average

Compare Belknap, MT Weather

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      Belknap Average Temperature

      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
      January19°F28°F23°F4.8"
      February19°F30°F24°F4.6"
      March23°F34°F27°F6.5"
      April27°F41°F32°F3.4"
      May35°F52°F42°F2.7"
      June42°F60°F49°F3.5"
      July53°F72°F61°F1.0"
      August51°F71°F59°F1.0"
      September44°F61°F50°F1.6"
      October32°F45°F37°F4.2"
      November23°F33°F27°F6.4"
      December16°F25°F21°F6.1"

      Belknap 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.
      IndexBelknapMontanaNational
      Air quality index373442
      Pollution index1,107,360834,4732,726,193

      Belknap air quality

      MeasurementTotal
      Days measured365
      Days with good air quality302
      Days with moderate air quality62
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.004%
      Mercury0.000%

      Average monthly Belknap temperature with heat index

      Belknap monthly precipitation with daily maximum

      Belknap monthly snow depth with daily maximum

      Belknap monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Thompson Falls, MT1,4893726.0%
      Trout Creek, MT2053726.0%
      Belknap, MT2493726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Tusayan, AZ2494510.0%
      Groveland, CA2493922.0%
      Pittman, FL2493726.0%
      Renwick, IA2491570.0%
      Steamboat Rock, IA2493922.0%
      Belknap, MT2493726.0%
      Source: The Belknap, 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.