TODAY MAY28
TEMPERATURE79
HUMIDITY58
PRESSURE29.83
WIND COND.
  • 7250Fri20%
  • 7150Sat
  • 7151Sun
  • 7360Mon
  • 8468Tue
daynightWeather update from Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal at
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Gridley 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
January19°F35°F27°F3.7"
February20°F37°F28°F2.9"
March33°F52°F41°F4.7"
April42°F66°F53°F5.6"
May54°F76°F64°F6.5"
June63°F84°F73°F7.6"
July65°F85°F75°F10.4"
August62°F83°F72°F7.8"
September55°F79°F66°F7.6"
October44°F66°F54°F4.3"
November34°F53°F42°F5.5"
December24°F39°F31°F3.5"

Did you know?

  • The highest monthly average temperature in Gridley for July is 75 degrees.
  • The lowest monthly average temperature in Gridley for January is 27 degrees.
  • The most monthly precipitation in Gridley occurs in July with 10.4 inches.
  • The air quality index in Gridley is 28% better than the national average.
  • The pollution index in Gridley is 53% worse than the national average.

Compare Gridley, IL Weather To Other Cities

      vs

      Gridley 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.
      IndexGridleyIllinoisNational
      Air quality index364150
      Pollution index7,745,2003,347,2955,066,862

      Gridley air quality information

      MeasurementTotal
      Days measured362
      Days with good air quality309
      Days with moderate air quality53
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Gridley air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.860%
      Mercury0.210%

      Average monthly Gridley temperature with heat index

      Gridley monthly precipitation with daily maximum

      Gridley monthly snow depth with daily maximum

      Gridley monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Dana, IL121198%
      Colfax, IL1,0813628%
      Flanagan, IL1,0693628%
      Minonk, IL2,1513628%
      Towanda, IL4413628%
      Gridley, IL1,4263628%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Loving, NM1,4264118%
      Chesterfield, SC1,4264020%
      Ashley, OH1,4263628%
      Jefferson, NC1,4252648%
      Wacousta, MI1,4253432%
      Gridley, IL1,4263628%
      Source: The Gridley, 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.