TODAY JUN02
TEMPERATURE72
HUMIDITY61
PRESSURE30.05
WIND COND.160 9.2
  • 8968Tue
  • 8867Wed50%
  • 8568Thu50%50%
  • 8768Fri30%30%
  • 8564Sat
daynightWeather update from Jacksonville Municipal Airport at
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South Jacksonville 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
January21°F39°F29°F3.2"
February22°F41°F31°F2.9"
March35°F56°F44°F3.7"
April44°F68°F55°F6.8"
May55°F76°F65°F5.2"
June64°F85°F74°F8.0"
July66°F87°F76°F5.2"
August64°F85°F74°F6.3"
September57°F80°F68°F6.6"
October46°F68°F56°F3.3"
November36°F55°F45°F5.0"
December26°F41°F33°F5.3"

Did you know?

  • The highest monthly average temperature in South Jacksonville for July is 76 degrees.
  • The lowest monthly average temperature in South Jacksonville for January is 29 degrees.
  • The most monthly precipitation in South Jacksonville occurs in June with 8 inches.
  • The air quality index in South Jacksonville is 30% better than the national average.
  • The pollution index in South Jacksonville is 77% better than the national average.

Compare South Jacksonville, IL Weather To Other Cities

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      South Jacksonville 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.
      IndexSouth JacksonvilleIllinoisNational
      Air quality index354150
      Pollution index1,150,6703,347,2955,066,862

      South Jacksonville air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality316
      Days with moderate air quality49
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      South Jacksonville air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly South Jacksonville temperature with heat index

      South Jacksonville monthly precipitation with daily maximum

      South Jacksonville monthly snow depth with daily maximum

      South Jacksonville monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Ashland, IL1,2643530%
      Franklin, IL4663530%
      Manchester, IL2963530%
      Winchester, IL1,6363530%
      Chapin, IL4793530%
      South Jacksonville, IL3,2723530%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Delta, OH3,2713824%
      Oak Point, TX3,271548%
      Tomahawk, WI3,2703628%
      Edcouch, TX3,2703628%
      Reno, TX3,274325550%
      South Jacksonville, IL3,2723530%
      Source: The South Jacksonville, 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.