Des Plaines, IL Weather - Forecast & Monthly Averages

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TEMPERATURE	51
HUMIDITY	52
PRESSURE	30.04
WIND COND.	210 11.2

Key findings

The highest monthly average temperature in Des Plaines for July is 75 degrees
The lowest monthly average temperature in Des Plaines for January is 25 degrees
The most monthly precipitation in Des Plaines occurs in May with 5.4 inches
The air quality index in Des Plaines is 11% worse than the national average
The pollution index in Des Plaines is 25% better than the national average

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Des Plaines 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	34°F	25°F	2.3"
February	18°F	36°F	27°F	2.3"
March	29°F	49°F	39°F	2.8"
April	38°F	63°F	50°F	3.9"
May	48°F	73°F	60°F	5.4"
June	59°F	83°F	71°F	4.5"
July	64°F	86°F	75°F	5.2"
August	63°F	84°F	74°F	4.4"
September	56°F	78°F	66°F	3.6"
October	44°F	65°F	54°F	3.4"
November	32°F	52°F	42°F	2.3"
December	21°F	38°F	29°F	2.9"

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Des Plaines 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	Des Plaines	Illinois	National
Air quality index	55	41	50
Pollution index	3,795,410	3,347,295	5,066,862

Des Plaines 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

Des Plaines air quality information

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

Average monthly Des Plaines temperature with heat index

Des Plaines monthly precipitation with daily maximum

Des Plaines monthly snow depth with daily maximum

Des Plaines monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Oakbrook Terrace, IL	2,453	55	10%
Hanover Park, IL	38,331	55	10%
Streamwood, IL	40,552	55	10%
Bannockburn, IL	1,308	55	10%
Schiller Park, IL	11,813	55	10%
Des Plaines, IL	58,755	55	10%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Port Orange, FL	58,780	37	26%
Noblesville, IN	58,719	42	16%
Royal Oak, MI	58,823	56	12%
Owensboro, KY	58,685	43	14%
Orland Park, IL	58,612	55	10%
Des Plaines, IL	58,755	55	10%

Source: The Des Plaines, 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.