TODAY NOV22
TEMPERATURE40
HUMIDITY79
PRESSURE101560
WIND COND.310 14.8
  • 4530Fri
  • 4634Sat
  • 5642Sun
  • 5023Mon30%
  • 3725Tue
daynightWeather update from Peoria - General Downing-Peoria International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Heritage Lake for July is 76.3 degrees
  • The lowest monthly average temperature in Heritage Lake for January is 25.9 degrees
  • The most monthly precipitation in Heritage Lake occurs in June with 5.4 inches
  • The air quality index in Heritage Lake is 5% worse than the national average
  • The pollution index in Heritage Lake is 75% better than the national average

Compare Heritage Lake, IL Weather

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      Heritage Lake 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
      January17°F37°F26°F2.3"
      February18°F39°F28°F2.1"
      March31°F54°F42°F3.1"
      April41°F67°F54°F4.7"
      May51°F77°F64°F4.4"
      June62°F85°F73°F5.4"
      July65°F88°F76°F3.4"
      August64°F86°F74°F3.5"
      September56°F81°F68°F4.1"
      October44°F68°F55°F3.4"
      November33°F55°F43°F2.9"
      December22°F39°F30°F2.7"

      Heritage Lake 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.
      IndexHeritage LakeIllinoisNational
      Air quality index444142
      Pollution index672,0313,148,6942,726,193

      Heritage Lake air quality

      MeasurementTotal
      Days measured364
      Days with good air quality256
      Days with moderate air quality108
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.020%

      Average monthly Heritage Lake temperature with heat index

      Heritage Lake monthly precipitation with daily maximum

      Heritage Lake monthly snow depth with daily maximum

      Heritage Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Peoria Heights, IL5,8254118.0%
      Peoria, IL112,6444118.0%
      Deer Creek, IL6414118.0%
      Mackinaw, IL1,9704118.0%
      Tremont, IL2,2614118.0%
      Heritage Lake, IL1,6644412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Milford, IN1,6643726.0%
      Lumberton, MS1,6643530.0%
      Holland, OH1,6644020.0%
      Nouvelle, QC1,664n/a 
      Oakland, IA1,6654020.0%
      Heritage Lake, IL1,6644412.0%
      Source: The Heritage Lake, 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.