TODAY OCT22
TEMPERATURE63
HUMIDITY52
PRESSURE30.09
WIND COND. 5.8
  • 5332Tue
  • 5335Wed
  • 5138Thu
  • 5240Fri
  • 5339Sat
daynightWeather update from Peoria - General Downing-Peoria International Airport at
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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"

Did you know?

  • The highest monthly average temperature in Heritage Lake for July is 76 degrees.
  • The lowest monthly average temperature in Heritage Lake for January is 26 degrees.
  • The most monthly precipitation in Heritage Lake occurs in June with 5.4 inches.
  • The air quality index in Heritage Lake is 27% better than the national average.
  • The pollution index in Heritage Lake is 86% better than the national average.

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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 index364150
Pollution index672,0313,347,2955,066,862

Heritage Lake air quality information

MeasurementTotal
Days measured362
Days with good air quality309
Days with moderate air quality53
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Heritage Lake air quality information

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

City, StatePopulationAir Quality IndexNational Avg.
Armington, IL3633628%
Danvers, IL1,2913628%
Twin Grove, IL1,9293628%
Carlock, IL5833628%
Goodfield, IL9313628%
Heritage Lake, IL1,4823628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lone Tree, IA1,4824216%
Mineralwells, WV1,4823334%
Elroy, WI1,4823628%
Wagner, SD1,4824020%
Quinebaug, CT1,4833824%
Heritage Lake, IL1,4823628%
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.