Forest Park, IL Weather - Forecast & Monthly Averages

TEMPERATURE
HUMIDITY	58
PRESSURE	102740
WIND COND.	190 16.6

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Weather Quick Facts

The highest monthly average temperature in Forest Park for July is 76.3 degrees
The lowest monthly average temperature in Forest Park for January is 26.2 degrees
The most monthly precipitation in Forest Park occurs in August with 5.1 inches
The air quality index in Forest Park is 31% worse than the national average
The pollution index in Forest Park is 75% worse than the national average

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Forest 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	20°F	34°F	26°F	1.9"
February	21°F	36°F	28°F	1.6"
March	33°F	49°F	40°F	2.4"
April	42°F	62°F	51°F	3.6"
May	52°F	73°F	61°F	4.3"
June	63°F	82°F	72°F	4.6"
July	68°F	86°F	76°F	3.5"
August	67°F	83°F	75°F	5.1"
September	60°F	77°F	68°F	2.8"
October	48°F	65°F	55°F	3.9"
November	36°F	51°F	43°F	2.2"
December	25°F	37°F	31°F	2.2"

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Forest 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	Forest Park	Illinois	National
Air quality index	55	41	42
Pollution index	4,766,000	3,148,694	2,726,193

Forest 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	0.060%
Benzene	0.050%
Carbon Tetrachloride	0.000%
Lead	0.020%
Mercury	0.090%

Average monthly Forest Park temperature with heat index

Forest Park monthly precipitation with daily maximum

Forest Park monthly snow depth with daily maximum

Forest Park monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Schiller Park, IL	11,499	55	10.0%
Countryside, IL	5,929	55	10.0%
La Grange Park, IL	13,129	55	10.0%
Bloomingdale, IL	21,905	55	10.0%
Roselle, IL	22,744	55	10.0%
Forest Park, IL	13,808	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Havre de Grace, MD	13,808	46	8.0%
Bexley, OH	13,805	46	8.0%
Ewa Beach, HI	13,803	30	40.0%
Highland Park, NJ	13,803	41	18.0%
Matane, QC	13,814	n/a
Forest Park, IL	13,808	55	10.0%

Source: The Forest 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.