TODAY NOV22
TEMPERATURE39
HUMIDITY98
PRESSURE101490
WIND COND.290 13
  • 4333Fri
  • 4333Sat
  • 5342Sun
  • 4622Mon
  • 3624Tue
daynightWeather update from Illinois Valley Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Earlville for July is 75.2 degrees
  • The lowest monthly average temperature in Earlville for January is 25.7 degrees
  • The most monthly precipitation in Earlville occurs in August with 8.2 inches
  • The air quality index in Earlville is 100% better than the national average
  • The pollution index in Earlville is 31% better than the national average

Compare Earlville, IL Weather

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      Earlville 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
      January18°F34°F26°F3.3"
      February19°F35°F26°F3.0"
      March32°F51°F40°F4.3"
      April42°F64°F52°F7.2"
      May53°F75°F63°F8.0"
      June62°F83°F72°F7.5"
      July66°F85°F75°F7.1"
      August64°F83°F73°F8.2"
      September56°F78°F66°F6.3"
      October45°F65°F54°F6.6"
      November34°F51°F42°F4.3"
      December23°F37°F30°F3.5"

      Earlville 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.
      IndexEarlvilleIllinoisNational
      Air quality index04142
      Pollution index1,874,4903,148,6942,726,193

      Earlville air quality

      MeasurementTotal
      Days measured335
      Days with good air quality334
      Days with moderate air quality1
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.030%
      Carbon Tetrachloride0.010%
      Lead0.010%
      Mercury0.010%

      Average monthly Earlville temperature with heat index

      Earlville monthly precipitation with daily maximum

      Earlville monthly snow depth with daily maximum

      Earlville monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Sheridan, IL2,8290100.0%
      Leland, IL9320100.0%
      Compton, IL2670100.0%
      Shabbona, IL9370100.0%
      Troy Grove, IL2100100.0%
      Earlville, IL2,0570100.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Byron, CA2,0574510.0%
      Calabash, NC2,0573432.0%
      McCleary, WA2,0572158.0%
      Fogo Island, NL2,057n/a 
      Shannon, GA2,0564412.0%
      Earlville, IL2,0570100.0%
      Source: The Earlville, 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.