TODAY FEB26
TEMPERATURE32
HUMIDITY88
PRESSURE30.22
WIND COND.80 13
  • 5337Fri30%
  • 6045Sat30%
  • 5729Sun
  • 5129Mon
  • 5135Tue20%
daynightWeather update from St. Louis Regional Airport at

Key findings

  • The highest monthly average temperature in Wood River for July is 77 degrees
  • The lowest monthly average temperature in Wood River for January is 31 degrees
  • The most monthly precipitation in Wood River occurs in July with 7.3 inches
  • The air quality index in Wood River is 9% worse than the national average
  • The pollution index in Wood River is 67% worse than the national average

Compare Wood River, IL Weather

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      Wood River 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
      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"

      Wood River 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.
      IndexWood RiverIllinoisNational
      Air quality index544150
      Pollution index8,473,0503,347,2955,066,862

      Wood River air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality134
      Days with moderate air quality221
      Days w/ poor A.Q. for sensitive groups8
      Days with unhealthy air quality2

      Wood River air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.010%
      Mercury0.010%

      Average monthly Wood River temperature with heat index

      Wood River monthly precipitation with daily maximum

      Wood River monthly snow depth with daily maximum

      Wood River monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Brighton, IL2,316548%
      Wilsonville, IL658548%
      Florissant, MO52,218548%
      East Alton, IL6,171548%
      Hartford, IL1,569548%
      Wood River, IL10,360548%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Marlboro Village, MD10,363476%
      Mount Airy, NC10,3644510%
      Bluefield, WV10,366295490%
      Madera Acres, CA10,36650= 100
      Holly Springs, GA10,351524%
      Wood River, IL10,360548%
      Source: The Wood River, 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.