TODAY AUG14
TEMPERATURE81
HUMIDITY67
PRESSURE30
WIND COND. 4.7
  • 7966Wed40%60%
  • 8063Thu40%40%
  • 8062Fri20%
  • 8262Sat
  • 8364Sun
daynightWeather update from Chicago/Waukegan Regional Airport at

Long Lake Average Weather

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
January16°F32°F24°F1.4"
February17°F33°F25°F1.5"
March28°F45°F36°F2.6"
April37°F57°F46°F4.1"
May47°F68°F57°F3.7"
June57°F77°F67°F4.5"
July63°F82°F72°F4.4"
August62°F80°F71°F3.7"
September55°F73°F64°F3.3"
October44°F62°F52°F3.4"
November33°F49°F40°F2.0"
December22°F36°F29°F2.5"

Did you know?

  • The highest monthly average temperature in Long Lake for July is 72 degrees.
  • The lowest monthly average temperature in Long Lake for January is 24 degrees.
  • The most monthly precipitation in Long Lake occurs in June with 4.5 inches.
  • The air quality index in Long Lake is 29% better than the national average.
  • The pollution index in Long Lake is 89% better than the national average.

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Compare Long Lake, IL Weather To Other Cities

Long 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.
IndexLong LakeIllinoisNational
Air quality index354150
Pollution index543,5163,347,2955,066,862

Long Lake air quality information

MeasurementTotal
Days measured189
Days with good air quality178
Days with moderate air quality11
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Long Lake air quality information

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

Average monthly Long Lake temperature with heat index

Long Lake monthly precipitation with daily maximum

Long Lake monthly snow depth with daily maximum

Long Lake monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Lakewood, IL4,1113138%
Algonquin, IL30,4133138%
Crystal Lake, IL40,4753138%
Lake in the Hills, IL28,9083138%
Bull Valley, IL1,2133138%
Long Lake, IL3,5643530%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
High Bridge, NJ3,5643922%
Port Hadlock-Irondale, WA3,5663334%
Black River Falls, WI3,5664020%
Valhalla, NY3,566536%
Pen Argyl, PA3,5673922%
Long Lake, IL3,5643530%
Source: The Long 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.