Wheaton, IL Weather - Forecast & Monthly Averages

TEMPERATURE	39
HUMIDITY	82
PRESSURE	100680
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Wheaton for August is 73.7 degrees
The lowest monthly average temperature in Wheaton for February is 24.4 degrees
The most monthly precipitation in Wheaton occurs in August with 8.3 inches
The air quality index in Wheaton is 31% worse than the national average
The pollution index in Wheaton is 450% worse than the national average

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Wheaton 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	33°F	26°F	3.6"
February	18°F	32°F	24°F	3.0"
March	30°F	49°F	39°F	3.1"
April	39°F	62°F	49°F	5.2"
May	49°F	72°F	60°F	3.7"
June	60°F	83°F	72°F	4.9"
July	62°F	84°F	73°F	7.8"
August	64°F	84°F	74°F	8.3"
September	56°F	80°F	68°F	2.9"
October	47°F	67°F	56°F	4.3"
November	32°F	50°F	40°F	3.1"
December	18°F	32°F	25°F	2.2"

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Wheaton 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	Wheaton	Illinois	National
Air quality index	55	41	42
Pollution index	14,981,300	3,148,694	2,726,193

Wheaton 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	0.010%
Benzene	0.140%
Carbon Tetrachloride	0.030%
Lead	0.020%
Mercury	0.010%

Average monthly Wheaton temperature with heat index

Wheaton monthly precipitation with daily maximum

Wheaton monthly snow depth with daily maximum

Wheaton monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Oswego, IL	35,470	0	100.0%
Montgomery, IL	19,515	0	100.0%
Roselle, IL	22,744	55	10.0%
Norridge, IL	14,465	55	10.0%
Park Ridge, IL	37,431	55	10.0%
Wheaton, IL	53,157	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
DeSoto, TX	53,170	51	2.0%
St. Cloud, FL	53,132	39	22.0%
Palm Desert, CA	53,087	89	78.0%
Hoboken, NJ	53,283	51	2.0%
Peabody, MA	53,004	43	14.0%
Wheaton, IL	53,157	55	10.0%

Source: The Wheaton, 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.