TODAY MAY07
TEMPERATURE54
HUMIDITY52
PRESSURE30.06
WIND COND.90 7.6
  • 6137Fri
  • 6142Sat70%
  • 5639Sun80%50%
  • 5837Mon
  • 6339Tue
daynightWeather update from Joliet Regional Airport at

Key findings

  • The highest monthly average temperature in Wilmington for July is 74.2 degrees
  • The lowest monthly average temperature in Wilmington for January is 25.3 degrees
  • The most monthly precipitation in Wilmington occurs in August with 6.8 inches
  • The air quality index in Wilmington is 100% better than the national average
  • The pollution index in Wilmington is 66% better than the national average

Compare Wilmington, IL Weather

      vs
      How would you rate the weather in Wilmington?
      Write a review to give others more information about this area.
      How would you rate the air quality in Wilmington?
      Write a review to give others more information about this area.
      See all Wilmington poll results

      Wilmington 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°F25°F2.5"
      February19°F36°F27°F2.8"
      March31°F50°F39°F4.5"
      April41°F63°F51°F4.9"
      May50°F73°F61°F4.7"
      June60°F83°F71°F5.4"
      July64°F85°F74°F5.7"
      August62°F83°F72°F6.8"
      September55°F77°F65°F5.4"
      October44°F64°F53°F5.7"
      November33°F51°F41°F4.9"
      December23°F37°F30°F3.7"

      Wilmington 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.
      IndexWilmingtonIllinoisNational
      Air quality index04150
      Pollution index1,736,9303,347,2955,066,862

      Wilmington air quality information

      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

      Wilmington air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.001%

      Average monthly Wilmington temperature with heat index

      Wilmington monthly precipitation with daily maximum

      Wilmington monthly snow depth with daily maximum

      Wilmington monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Shorewood, IL16,5390100%
      Braidwood, IL6,1020100%
      East Brooklyn, IL1320100%
      Lakewood Shores, IL1,3520100%
      Minooka, IL11,7860100%
      Wilmington, IL6,0100100%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Paulsboro, NJ6,009512%
      Independence, IA6,0053922%
      Port Clinton, OH6,0044020%
      Cresaptown, MD6,0023628%
      Peoria Heights, IL6,0194118%
      Wilmington, IL6,0100100%
      Source: The Wilmington, 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.