Old Mill Creek, IL Weather - Forecast & Monthly Averages

TEMPERATURE	50
HUMIDITY	83
PRESSURE	100850
WIND COND.	70 7.6

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Weather Quick Facts

The highest monthly average temperature in Old Mill Creek for July is 72 degrees
The lowest monthly average temperature in Old Mill Creek for January is 23.8 degrees
The most monthly precipitation in Old Mill Creek occurs in June with 4.5 inches
The air quality index in Old Mill Creek is 7% better than the national average
The pollution index in Old Mill Creek is 76% worse than the national average

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Old Mill Creek 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	33°F	25°F	1.5"
March	28°F	45°F	36°F	2.6"
April	37°F	57°F	46°F	4.1"
May	47°F	68°F	57°F	3.7"
June	57°F	77°F	67°F	4.5"
July	63°F	82°F	72°F	4.4"
August	62°F	80°F	71°F	3.7"
September	55°F	73°F	64°F	3.3"
October	44°F	62°F	52°F	3.4"
November	33°F	49°F	40°F	2.0"
December	22°F	36°F	29°F	2.5"

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Old Mill Creek 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	Old Mill Creek	Illinois	National
Air quality index	39	41	42
Pollution index	4,811,660	3,148,694	2,726,193

Old Mill Creek air quality

Measurement	Total
Days measured	203
Days with good air quality	174
Days with moderate air quality	28
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.004%
Benzene	0.080%
Carbon Tetrachloride	0.010%
Lead	0.040%
Mercury	0.010%

Average monthly Old Mill Creek temperature with heat index

Old Mill Creek monthly precipitation with daily maximum

Old Mill Creek monthly snow depth with daily maximum

Old Mill Creek monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Gages Lake, IL	9,939	39	22.0%
Third Lake, IL	1,160	39	22.0%
Johnsburg, IL	6,354	39	22.0%
Spring Grove, IL	5,672	39	22.0%
Lake Catherine, IL	1,289	39	22.0%
Old Mill Creek, IL	200	39	22.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Grayling, AK	200	31	38.0%
Port Alsworth, AK	200	31	38.0%
Lockhart, AL	200	31	38.0%
Ellenton, GA	200	35	30.0%
Burr Oak, IA	200	35	30.0%
Old Mill Creek, IL	200	39	22.0%

Source: The Old Mill Creek, 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.