Deer Park, IL Weather - Forecast & Monthly Averages

TEMPERATURE	49
HUMIDITY	90
PRESSURE	101020
WIND COND.	320 20.5

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Weather Quick Facts

The highest monthly average temperature in Deer Park for July is 74.5 degrees
The lowest monthly average temperature in Deer Park for January is 24.9 degrees
The most monthly precipitation in Deer Park occurs in June with 4.7 inches
The air quality index in Deer Park is 31% worse than the national average
The pollution index in Deer Park is 80% better than the national average

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Deer 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	1.1"
February	19°F	34°F	26°F	1.4"
March	30°F	48°F	38°F	1.8"
April	39°F	60°F	49°F	2.7"
May	49°F	71°F	60°F	3.6"
June	60°F	81°F	69°F	4.7"
July	65°F	85°F	74°F	4.0"
August	64°F	83°F	73°F	4.4"
September	56°F	76°F	66°F	2.7"
October	45°F	64°F	54°F	3.2"
November	34°F	50°F	42°F	1.7"
December	23°F	37°F	30°F	2.0"

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Deer 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	Deer Park	Illinois	National
Air quality index	55	41	42
Pollution index	543,516	3,148,694	2,726,193

Deer 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	0.000%
Benzene	0.004%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly Deer Park temperature with heat index

Deer Park monthly precipitation with daily maximum

Deer Park monthly snow depth with daily maximum

Deer Park monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Grayslake, IL	20,482	39	22.0%
Libertyville, IL	20,300	39	22.0%
McCullom Lake, IL	1,193	39	22.0%
Park City, IL	7,636	39	22.0%
Island Lake, IL	8,112	39	22.0%
Deer Park, IL	4,005	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Pearl River, MS	4,005	36	28.0%
Centerville, MN	4,006	46	8.0%
Fredericktown, MO	4,006	54	8.0%
Akron, PA	4,006	45	10.0%
Kildeer, IL	4,007	55	10.0%
Deer Park, IL	4,005	55	10.0%

Source: The Deer 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.