Streamwood, IL Weather - Forecast & Monthly Averages

TEMPERATURE	57
HUMIDITY	45
PRESSURE	101560
WIND COND.	90 24.1

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Weather Quick Facts

The highest monthly average temperature in Streamwood for July is 73.7 degrees
The lowest monthly average temperature in Streamwood for January is 23.8 degrees
The most monthly precipitation in Streamwood occurs in May with 4.5 inches
The air quality index in Streamwood is 31% worse than the national average
The pollution index in Streamwood is 450% worse than the national average

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Streamwood 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	16°F	32°F	24°F	1.4"
February	17°F	34°F	25°F	1.2"
March	30°F	49°F	38°F	2.2"
April	39°F	62°F	50°F	3.8"
May	49°F	73°F	60°F	4.5"
June	59°F	82°F	70°F	4.4"
July	63°F	85°F	74°F	4.1"
August	62°F	83°F	72°F	3.8"
September	54°F	77°F	65°F	3.4"
October	43°F	64°F	53°F	3.1"
November	32°F	50°F	40°F	1.9"
December	21°F	36°F	29°F	2.1"

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

Streamwood air quality information

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

Streamwood air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.140%
Carbon Tetrachloride	0.030%
Lead	0.020%
Mercury	0.010%

Average monthly Streamwood temperature with heat index

Streamwood monthly precipitation with daily maximum

Streamwood monthly snow depth with daily maximum

Streamwood monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Algonquin, IL	30,848	42	16.0%
Crystal Lake, IL	39,685	42	16.0%
Lake in the Hills, IL	28,617	42	16.0%
Huntley, IL	27,413	42	16.0%
Lakewood, IL	4,013	42	16.0%
Streamwood, IL	39,917	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Marion, IA	39,910	39	22.0%
Friendswood, TX	39,893	52	4.0%
Chelsea, MA	39,878	43	14.0%
The Acreage, FL	39,863	36	28.0%
Calexico, CA	39,841	58	16.0%
Streamwood, IL	39,917	55	10.0%

Source: The Streamwood, 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.