Pontiac, IL Weather - Forecast & Monthly Averages

TEMPERATURE	49
HUMIDITY	61
PRESSURE	101862.57
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Pontiac for July is 74.7 degrees
The lowest monthly average temperature in Pontiac for January is 26.6 degrees
The most monthly precipitation in Pontiac occurs in July with 10.4 inches
The air quality index in Pontiac is 5% worse than the national average
The pollution index in Pontiac is 184% worse than the national average

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Pontiac 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	19°F	35°F	27°F	3.7"
February	20°F	37°F	28°F	2.9"
March	33°F	52°F	41°F	4.7"
April	42°F	66°F	53°F	5.6"
May	54°F	76°F	64°F	6.5"
June	63°F	84°F	73°F	7.6"
July	65°F	85°F	75°F	10.4"
August	62°F	83°F	72°F	7.8"
September	55°F	79°F	66°F	7.6"
October	44°F	66°F	54°F	4.3"
November	34°F	53°F	42°F	5.5"
December	24°F	39°F	31°F	3.5"

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Pontiac 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	Pontiac	Illinois	National
Air quality index	44	41	42
Pollution index	7,745,200	3,148,694	2,726,193

Pontiac air quality information

Measurement	Total
Days measured	364
Days with good air quality	256
Days with moderate air quality	108
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Pontiac air quality information

Pollutant	Total
Arsenic	0.030%
Benzene	0.070%
Carbon Tetrachloride	0.020%
Lead	0.860%
Mercury	0.210%

Average monthly Pontiac temperature with heat index

Pontiac monthly precipitation with daily maximum

Pontiac monthly snow depth with daily maximum

Pontiac monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Dwight, IL	3,817	0	100.0%
Odell, IL	869	0	100.0%
Cornell, IL	428	0	100.0%
Saunemin, IL	398	0	100.0%
Long Point, IL	250	0	100.0%
Pontiac, IL	11,430	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Signal Hill, CA	11,430	72	44.0%
Urbana, OH	11,428	45	10.0%
Selkirk, MB	11,428	n/a
Gardnerville Ranchos, NV	11,432	13	74.0%
Manvel, TX	11,432	52	4.0%
Pontiac, IL	11,430	44	12.0%

Source: The Pontiac, 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.