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Key findings

  • The highest monthly average temperature in Basalt for July is 70.2 degrees
  • The lowest monthly average temperature in Basalt for January is 19.7 degrees
  • The most monthly precipitation in Basalt occurs in May with 1.3 inches
  • The air quality index in Basalt is 46% better than the national average
  • The pollution index in Basalt is 29% better than the national average

Compare Basalt, ID Weather

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      Basalt 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
      January11°F29°F20°F0.8"
      February16°F35°F25°F0.4"
      March26°F49°F37°F0.9"
      April31°F60°F45°F1.1"
      May38°F69°F54°F1.3"
      June45°F80°F62°F0.9"
      July50°F90°F70°F0.4"
      August48°F88°F68°F0.6"
      September41°F77°F59°F1.2"
      October32°F61°F46°F1.3"
      November24°F46°F34°F0.7"
      December13°F31°F22°F0.8"

      Basalt 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.
      IndexBasaltIdahoNational
      Air quality index273250
      Pollution index3,578,5902,232,2855,066,862

      Basalt air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality344
      Days with moderate air quality21
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Basalt air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.030%
      Mercury0.001%

      Average monthly Basalt temperature with heat index

      Basalt monthly precipitation with daily maximum

      Basalt monthly snow depth with daily maximum

      Basalt monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Ammon, ID14,7672746%
      Shelley, ID4,3722746%
      Moreland, ID1,5202746%
      Idaho Falls, ID58,9332746%
      Blackfoot, ID11,8782746%
      Basalt, ID3912746%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Townsend, TN3914412%
      Crown City, OH3914216%
      Jenkins, MN3912942%
      Underwood, MN3913334%
      Westminster, OH3913922%
      Basalt, ID3912746%
      Source: The Basalt, ID 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.