TODAY FEB26
TEMPERATURE27
HUMIDITY85
PRESSURE30.21
WIND COND.
  • 4533Fri20%60%
  • 5136Sat
  • 4624Sun
  • 4225Mon
  • 4831Tue
daynightWeather update from Galesburg Municipal Airport at

Key findings

  • The highest monthly average temperature in Galva for July is 75 degrees
  • The lowest monthly average temperature in Galva for January is 24 degrees
  • The most monthly precipitation in Galva occurs in September with 8.9 inches
  • The air quality index in Galva is 18% better than the national average
  • The pollution index in Galva is 93% better than the national average

Compare Galva, IL Weather

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      Galva 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"

      Galva 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.
      IndexGalvaIllinoisNational
      Air quality index414150
      Pollution index339,1563,347,2955,066,862

      Galva air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Galva air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Galva temperature with heat index

      Galva monthly precipitation with daily maximum

      Galva monthly snow depth with daily maximum

      Galva monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      La Fayette, IL2204118%
      Wataga, IL7784118%
      Wyoming, IL1,5144118%
      Oak Run, IL5284118%
      Kewanee, IL12,7554118%
      Galva, IL2,5254118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Linden, AZ2,5254412%
      Morenci, MI2,5253922%
      Bridgeport, AL2,525468%
      Winters, TX2,5243334%
      Phillipsburg, KS2,5261962%
      Galva, IL2,5254118%
      Source: The Galva, 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.