TODAY MAY29
TEMPERATURE68
HUMIDITY47
PRESSURE30.08
WIND COND.320 15
  • 7249Sat
  • 7254Sun
  • 7764Mon
  • 8969Tue
  • 9067Wed
daynightWeather update from Galesburg Municipal Airport at
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Gilson 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
January17°F34°F24°F3.4"
February18°F36°F26°F3.6"
March32°F52°F41°F3.5"
April41°F65°F52°F6.9"
May52°F74°F63°F7.1"
June62°F83°F72°F7.9"
July65°F86°F75°F8.4"
August63°F84°F73°F7.4"
September54°F78°F65°F8.9"
October44°F66°F54°F5.8"
November32°F52°F41°F4.0"
December22°F37°F29°F4.5"

Did you know?

  • The highest monthly average temperature in Gilson for July is 75 degrees.
  • The lowest monthly average temperature in Gilson for January is 24 degrees.
  • The most monthly precipitation in Gilson occurs in September with 8.9 inches.
  • The air quality index in Gilson is 3% better than the national average.
  • The pollution index in Gilson is 66% better than the national average.

Compare Gilson, IL Weather To Other Cities

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      Gilson 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.
      IndexGilsonIllinoisNational
      Air quality index484150
      Pollution index1,709,2303,347,2955,066,862

      Gilson air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality207
      Days with moderate air quality132
      Days w/ poor A.Q. for sensitive groups21
      Days with unhealthy air quality5

      Gilson air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.050%
      Carbon Tetrachloride0.040%
      Lead0.001%
      Mercury0.001%

      Average monthly Gilson temperature with heat index

      Gilson monthly precipitation with daily maximum

      Gilson monthly snow depth with daily maximum

      Gilson monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      East Galesburg, IL737484%
      Galesburg, IL31,469484%
      Maquon, IL334484%
      Victoria, IL298484%
      Elmwood, IL2,262484%
      Gilson, IL160484%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Kettlersville, OH1603040%
      Metaline, WA1603922%
      Winnett, MT1602452%
      Gray, IA160484%
      Tecolote, NM1604118%
      Gilson, IL160484%
      Source: The Gilson, 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.