TODAY JUN20
TEMPERATURE61
HUMIDITY97
PRESSURE29.88
WIND COND.20 8.1
  • 695930%
  • 7060Thu20%30%
  • 6659Fri60%50%
  • 7459Sat30%
  • 7257Sun
daynightWeather update from Chicago/Waukegan Regional Airport at

Knollwood 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
January-15°F63°F23°Fn/a
February-11°F60°F23°Fn/a
March12°F76°F36°Fn/a
April22°F78°F44°Fn/a
May41°F87°F55°Fn/a
June46°F90°F65°Fn/a
July55°F90°F70°Fn/a
August51°F89°F70°Fn/a
September41°F86°F65°Fn/a
October31°F82°F53°Fn/a
November17°F71°F42°Fn/a
December-6°F55°F28°Fn/a

Did you know?

  • The highest monthly average temperature in Knollwood for August is 70 degrees.
  • The lowest monthly average temperature in Knollwood for February is 23 degrees.
  • The most monthly precipitation in Knollwood occurs in January with 0 inches.
  • The air quality index in Knollwood is 29% better than the national average.
  • The pollution index in Knollwood is 89% better than the national average.

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Compare Knollwood, IL Weather To Other Cities

Knollwood 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.
IndexKnollwoodIllinoisNational
Air quality index354150
Pollution index543,5163,347,2955,066,862

Knollwood 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

Knollwood air quality information

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

Average monthly Knollwood temperature with heat index

Knollwood monthly precipitation with daily maximum

Knollwood monthly snow depth with daily maximum

Knollwood monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Channel Lake, IL1,4163530%
Fox Lake Hills, IL2,1963530%
Grandwood Park, IL5,4713530%
Hainesville, IL3,6713530%
Lake Villa, IL8,9163530%
Knollwood, IL1,7293530%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Buckhead Ridge, FL1,7292942%
Lykens, PA1,7294314%
Walla Walla East, WA1,729205310%
Waterville, WA1,7292746%
Ada, MN1,7293530%
Knollwood, IL1,7293530%
Source: The Knollwood, 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.