TODAY DEC22
TEMPERATURE41
HUMIDITY51
PRESSURE102710
WIND COND.150 16.6
  • 4540Mon30%
  • 4741Tue30%80%
  • 484460%
  • 5649Thu
  • 5850Fri
daynightWeather update from Mount Vernon Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Bonnie for July is 76.7 degrees
  • The lowest monthly average temperature in Bonnie for January is 31.8 degrees
  • The most monthly precipitation in Bonnie occurs in August with 11 inches
  • The air quality index in Bonnie is 2% worse than the national average
  • The pollution index in Bonnie is 79% better than the national average

Compare Bonnie, IL Weather

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      Bonnie 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
      January23°F42°F32°F3.7"
      February25°F44°F34°F3.5"
      March37°F58°F46°F5.2"
      April46°F70°F57°F8.7"
      May54°F77°F65°F6.1"
      June63°F87°F74°F8.3"
      July66°F89°F77°F8.1"
      August64°F88°F75°F11.0"
      September57°F81°F68°F5.5"
      October45°F70°F56°F5.6"
      November34°F56°F44°F7.5"
      December28°F45°F36°F6.9"

      Bonnie 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.
      IndexBonnieIllinoisNational
      Air quality index434142
      Pollution index569,1783,148,6942,726,193

      Bonnie air quality

      MeasurementTotal
      Days measured344
      Days with good air quality269
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Bonnie temperature with heat index

      Bonnie monthly precipitation with daily maximum

      Bonnie monthly snow depth with daily maximum

      Bonnie monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Belle Rive, IL3784314.0%
      Macedonia, IL414314.0%
      Valier, IL7314314.0%
      Waltonville, IL4134314.0%
      Keenes, IL534314.0%
      Bonnie, IL4404314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Perdido Beach, AL4404118.0%
      Repton, AL4403726.0%
      Maynard, AR4402648.0%
      Cannondale, CT4404314.0%
      Harrison, GA440476.0%
      Bonnie, IL4404314.0%
      Source: The Bonnie, 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.