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Key findings

  • The highest monthly average temperature in Shumway for August is 75.9 degrees
  • The lowest monthly average temperature in Shumway for January is 29.5 degrees
  • The most monthly precipitation in Shumway occurs in November with 11.8 inches
  • The air quality index in Shumway is 20% better than the national average
  • The pollution index in Shumway is 81% better than the national average

Compare Shumway, IL Weather

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      Shumway 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
      January22°F38°F30°F1.7"
      February25°F40°F32°F2.3"
      March36°F54°F44°F1.1"
      April46°F67°F55°F4.3"
      May55°F76°F64°F0.0"
      June66°F86°F75°F3.0"
      July66°F86°F75°F7.9"
      August66°F87°F76°F4.8"
      September59°F81°F69°F8.6"
      October47°F69°F57°F1.4"
      November36°F56°F46°F11.8"
      December25°F38°F31°F7.1"

      Shumway 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.
      IndexShumwayIllinoisNational
      Air quality index404150
      Pollution index959,6733,347,2955,066,862

      Shumway air quality information

      MeasurementTotal
      Days measured245
      Days with good air quality224
      Days with moderate air quality21
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Shumway air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.002%

      Average monthly Shumway temperature with heat index

      Shumway monthly precipitation with daily maximum

      Shumway monthly snow depth with daily maximum

      Shumway monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Dieterich, IL7144020%
      Stewardson, IL7194020%
      St. Elmo, IL1,2984020%
      Effingham, IL12,6504020%
      Neoga, IL1,7704020%
      Shumway, IL1754020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Helenville, WI1753726%
      Tolu, KY1754412%
      Alpha, MI175884%
      Lower Elochoman, WA1751864%
      Taylorsville, GA1754412%
      Shumway, IL1754020%
      Source: The Shumway, IL 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.