TODAY FEB29
TEMPERATURE33
HUMIDITY40
PRESSURE102980
WIND COND.230 14.8
  • 4937Fri
  • 5640Sat
  • 6451Sun
  • 6844Mon
  • 5538Tue
daynightWeather update from Mason, Mason Jewett Field Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Mason for July is 72.3 degrees
  • The lowest monthly average temperature in Mason for January is 24.3 degrees
  • The most monthly precipitation in Mason occurs in June with 4.5 inches
  • The air quality index in Mason is 14% better than the national average
  • The pollution index in Mason is 207% worse than the national average

Compare Mason, MI Weather

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      Mason 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
      January16°F33°F24°F2.6"
      February16°F34°F25°F1.7"
      March25°F47°F35°F2.4"
      April35°F62°F48°F3.5"
      May46°F72°F59°F3.9"
      June56°F81°F69°F4.5"
      July60°F85°F72°F3.5"
      August58°F83°F70°F4.4"
      September51°F76°F63°F3.0"
      October41°F63°F51°F3.7"
      November31°F50°F40°F2.6"
      December22°F37°F29°F2.3"

      Mason 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.
      IndexMasonMichiganNational
      Air quality index366942
      Pollution index8,357,2304,161,6062,726,193

      Mason air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality330
      Days with moderate air quality35
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Mason air quality information

      PollutantTotal
      Arsenic0.070%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.090%
      Mercury0.120%

      Average monthly Mason temperature with heat index

      Mason monthly precipitation with daily maximum

      Mason monthly snow depth with daily maximum

      Mason monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Dansville, MI6093628.0%
      Lansing, MI117,4883628.0%
      Williamston, MI3,9393628.0%
      Eaton Rapids, MI5,2293628.0%
      East Lansing, MI48,4373628.0%
      Mason, MI8,4413628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Tuskegee, AL8,443524.0%
      Carbondale, PA8,4383824.0%
      Tuscumbia, AL8,4453726.0%
      Nicolet, QC8,446n/a 
      Elwood, IN8,4354216.0%
      Mason, MI8,4413628.0%
      Source: The Mason, MI 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.