Sherman, IL Weather Forecast & Monthly Average Temperatures

TEMPERATURE	28
HUMIDITY	100
PRESSURE	30.32
WIND COND.

Sherman 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	20°F	38°F	29°F	2.1"
February	22°F	41°F	31°F	1.9"
March	34°F	56°F	44°F	2.9"
April	44°F	68°F	56°F	4.3"
May	54°F	77°F	65°F	4.5"
June	64°F	86°F	74°F	5.5"
July	66°F	88°F	77°F	4.3"
August	64°F	86°F	75°F	3.2"
September	57°F	81°F	68°F	3.7"
October	46°F	69°F	56°F	3.7"
November	36°F	55°F	45°F	2.5"
December	26°F	41°F	33°F	2.8"

Did you know?

The highest monthly average temperature in Sherman for July is 77 degrees.
The lowest monthly average temperature in Sherman for January is 29 degrees.
The most monthly precipitation in Sherman occurs in June with 5.5 inches.
The air quality index in Sherman is 29% better than the national average.
The pollution index in Sherman is 1% worse than the national average.

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Sherman 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	Sherman	Illinois	National
Air quality index	35	41	50
Pollution index	5,136,080	3,347,295	5,066,862

Sherman air quality information

Measurement	Total
Days measured	365
Days with good air quality	316
Days with moderate air quality	49
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Sherman air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.090%
Carbon Tetrachloride	0.010%
Lead	0.390%
Mercury	0.020%

Average monthly Sherman temperature with heat index

Sherman monthly precipitation with daily maximum

Sherman monthly snow depth with daily maximum

Sherman monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Athens, IL	2,013	35	30%
Clear Lake, IL	219	35	30%
Elkhart, IL	407	35	30%
Lake Petersburg, IL	649	35	30%
Middletown, IL	323	35	30%
Sherman, IL	4,404	35	30%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Port LaBelle, FL	4,404	33	34%
Whitfield, PA	4,403	45	10%
Lindstrom, MN	4,406	44	12%
Greenville, KY	4,401	40	20%
Summerville, GA	4,408	33	34%
Sherman, IL	4,404	35	30%

Source: The Sherman, 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.