Orland Hills, IL Weather - Forecast & Monthly Averages

TEMPERATURE	55
HUMIDITY	30
PRESSURE	102030
WIND COND.	270 31.7

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Weather Quick Facts

The highest monthly average temperature in Orland Hills for July is 73.4 degrees
The lowest monthly average temperature in Orland Hills for January is 24.4 degrees
The most monthly precipitation in Orland Hills occurs in August with 7.7 inches
The air quality index in Orland Hills is 31% worse than the national average
The pollution index in Orland Hills is 43% better than the national average

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Orland Hills 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	17°F	32°F	24°F	3.1"
February	18°F	34°F	26°F	3.0"
March	31°F	49°F	39°F	5.2"
April	40°F	62°F	50°F	4.8"
May	51°F	73°F	61°F	5.9"
June	60°F	82°F	70°F	6.7"
July	64°F	84°F	73°F	4.1"
August	62°F	82°F	71°F	7.7"
September	55°F	76°F	65°F	3.2"
October	44°F	64°F	53°F	7.3"
November	33°F	50°F	41°F	3.9"
December	22°F	36°F	29°F	3.7"

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Orland Hills 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	Orland Hills	Illinois	National
Air quality index	55	41	42
Pollution index	1,558,070	3,148,694	2,726,193

Orland Hills 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

Orland Hills air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.010%
Carbon Tetrachloride	0.070%
Lead	0.090%
Mercury	0.010%

Average monthly Orland Hills temperature with heat index

Orland Hills monthly precipitation with daily maximum

Orland Hills monthly snow depth with daily maximum

Orland Hills monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Elwood, IL	2,524	0	100.0%
Robbins, IL	5,068	55	10.0%
Park Forest, IL	20,715	55	10.0%
Palos Heights, IL	12,460	55	10.0%
Crest Hill, IL	20,388	55	10.0%
Orland Hills, IL	7,069	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Baie-Saint-Paul, QC	7,069	n/a
Hudson Falls, NY	7,067	35	30.0%
Saint-Apollinaire, QC	7,067	n/a
Delphos, OH	7,066	39	22.0%
Cos Cob, CT	7,065	43	14.0%
Orland Hills, IL	7,069	55	10.0%

Source: The Orland Hills, 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.