TODAY AUG15
TEMPERATURE71
HUMIDITY100
PRESSURE29.95
WIND COND.110 4.7
  • 8070Wed70%70%
  • 8568Thu30%30%
  • 8669Fri60%
  • 8668Sat30%30%
  • 8669Sun20%
daynightWeather update from St. Louis Regional Airport at

Edwardsville Average Weather

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
January24°F41°F31°F3.4"
February25°F43°F33°F3.7"
March38°F57°F46°F3.1"
April47°F68°F56°F6.6"
May56°F76°F65°F6.1"
June65°F85°F75°F3.5"
July67°F87°F77°F7.3"
August66°F86°F75°F6.8"
September58°F80°F68°F4.4"
October47°F68°F57°F6.7"
November36°F56°F45°F4.9"
December28°F43°F35°F6.3"

Did you know?

  • The highest monthly average temperature in Edwardsville for July is 77 degrees.
  • The lowest monthly average temperature in Edwardsville for January is 31 degrees.
  • The most monthly precipitation in Edwardsville occurs in July with 7.3 inches.
  • The air quality index in Edwardsville is 20% worse than the national average.
  • The pollution index in Edwardsville is 19% worse than the national average.

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Compare Edwardsville, IL Weather To Other Cities

Edwardsville 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.
IndexEdwardsvilleIllinoisNational
Air quality index604150
Pollution index6,055,6403,347,2955,066,862

Edwardsville air quality information

MeasurementTotal
Days measured365
Days with good air quality99
Days with moderate air quality231
Days w/ poor A.Q. for sensitive groups33
Days with unhealthy air quality2

Edwardsville air quality information

PollutantTotal
Arsenic0.010%
Benzene0.070%
Carbon Tetrachloride0.040%
Lead0.100%
Mercury0.230%

Average monthly Edwardsville temperature with heat index

Edwardsville monthly precipitation with daily maximum

Edwardsville monthly snow depth with daily maximum

Edwardsville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Brooklyn, IL7406020%
East St. Louis, IL26,7316020%
Godfrey, IL17,8096020%
Holiday Shores, IL2,7856020%
Marine, IL8726020%
Edwardsville, IL25,0446020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Balch Springs, TX25,043548%
Riverside, OH25,036484%
Ardmore, OK25,0274314%
Mint Hill, NC25,0244216%
Canton, GA25,022524%
Edwardsville, IL25,0446020%
Source: The Edwardsville, 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.