Highland Park, IL Weather - Forecast & Monthly Averages

TEMPERATURE	15
HUMIDITY	73
PRESSURE	103010
WIND COND.	340 5.4

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Weather Quick Facts

The highest monthly average temperature in Highland Park for August is 71.2 degrees
The lowest monthly average temperature in Highland Park for February is 21.8 degrees
The most monthly precipitation in Highland Park occurs in June with 5.1 inches
The air quality index in Highland Park is 31% worse than the national average
The pollution index in Highland Park is 39% worse than the national average

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Highland Park Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	18°F	33°F	25°F	4.0"
February	13°F	30°F	22°F	3.3"
March	25°F	45°F	35°F	3.0"
April	35°F	60°F	48°F	2.7"
May	43°F	71°F	57°F	3.9"
June	55°F	83°F	70°F	5.1"
July	56°F	83°F	71°F	4.4"
August	59°F	83°F	71°F	3.9"
September	49°F	78°F	63°F	1.9"
October	42°F	66°F	54°F	2.3"
November	28°F	49°F	39°F	5.0"
December	19°F	32°F	26°F	3.5"

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Highland Park 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.
Index	Highland Park	Illinois	National
Air quality index	55	41	42
Pollution index	3,795,410	3,148,694	2,726,193

Highland Park air quality

Measurement	Total
Days measured	365
Days with good air quality	121
Days with moderate air quality	227
Days w/ poor A.Q. for sensitive groups	16
Days with unhealthy air quality	1

Air quality details

Pollutant	Total
Arsenic	0.030%
Benzene	0.050%
Carbon Tetrachloride	0.010%
Lead	0.003%
Mercury	0.310%

Average monthly Highland Park temperature with heat index

Highland Park monthly precipitation with daily maximum

Highland Park monthly snow depth with daily maximum

Highland Park monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Grandwood Park, IL	5,114	39	22.0%
Gurnee, IL	30,519	39	22.0%
Green Oaks, IL	3,882	39	22.0%
Knollwood, IL	1,684	39	22.0%
Round Lake Beach, IL	27,313	39	22.0%
Highland Park, IL	29,596	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Chicago Heights, IL	29,598	55	10.0%
Carney, MD	29,624	46	8.0%
San Carlos, CA	29,647	43	14.0%
Duluth, GA	29,538	52	4.0%
Middle River, MD	29,665	46	8.0%
Highland Park, IL	29,596	55	10.0%

Source: The Highland Park, 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.