TODAY DEC22
TEMPERATURE17
HUMIDITY70
PRESSURE102780
WIND COND.160 13
  • 2919Mon100%90%
  • 3423Tue
  • 3326
  • 3629Thu
  • 4034Fri
daynightWeather update from Houghton Lake, Roscommon County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Roscommon for July is 68.8 degrees
  • The lowest monthly average temperature in Roscommon for January is 20.3 degrees
  • The most monthly precipitation in Roscommon occurs in June with 3.9 inches
  • The air quality index in Roscommon is 14% better than the national average
  • The pollution index in Roscommon is 21% better than the national average

Compare Roscommon, MI Weather

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      Roscommon 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
      January12°F29°F20°F2.3"
      February10°F30°F20°F1.4"
      March19°F42°F30°F2.1"
      April30°F57°F43°F3.5"
      May42°F70°F56°F3.2"
      June51°F79°F65°F3.9"
      July55°F82°F69°F2.9"
      August53°F80°F67°F3.0"
      September46°F73°F59°F2.8"
      October37°F60°F48°F3.1"
      November28°F46°F37°F2.2"
      December18°F33°F26°F2.2"

      Roscommon 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.
      IndexRoscommonMichiganNational
      Air quality index366942
      Pollution index2,149,7904,161,6062,726,193

      Roscommon air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.003%
      Mercury0.000%

      Average monthly Roscommon temperature with heat index

      Roscommon monthly precipitation with daily maximum

      Roscommon monthly snow depth with daily maximum

      Roscommon monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Prudenville, MI1,7553628.0%
      St. Helen, MI2,8683628.0%
      Grayling, MI1,9693628.0%
      Houghton Lake, MI5,5963628.0%
      Roscommon, MI1,1373628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      McGraw, NY1,1373432.0%
      Nain, NL1,137n/a 
      McKellar, ON1,137n/a 
      Talmage, CA1,1363334.0%
      Chokoloskee, FL1,1363432.0%
      Roscommon, MI1,1373628.0%
      Source: The Roscommon, 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.