Stillman Valley, IL Weather Forecast & Monthly Average Temperatures

TEMPERATURE	73°F
HUMIDITY	24%
PRESSURE	29.98 inHg
WIND COND.	350° 13.8 mph

Stillman Valley Average Weather

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	-24°F	63°F	24°F	1.7"
February	-13°F	59°F	24°F	2.0"
March	8°F	80°F	37°F	2.9"
April	20°F	84°F	50°F	4.0"
May	26°F	93°F	60°F	2.9"
June	45°F	96°F	71°F	4.7"
July	50°F	99°F	73°F	3.5"
August	45°F	97°F	72°F	6.5"
September	35°F	93°F	65°F	2.9"
October	25°F	88°F	52°F	2.7"
November	12°F	74°F	41°F	1.6"
December	-8°F	63°F	25°F	2.9"

Did you know?

The highest monthly average temperature in Stillman Valley for July is 73 degrees.
The lowest monthly average temperature in Stillman Valley for January is 24 degrees.
The most monthly precipitation in Stillman Valley occurs in August with 6.5 inches.
The air quality index in Stillman Valley is 37% better than the national average.
The pollution index in Stillman Valley is 66% better than the national average.

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Compare Stillman Valley, IL Weather To Other Cities

Stillman Valley 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	Stillman Valley	Illinois	National
Air quality index	31	41	50
Pollution index	1,721,090	3,347,295	5,066,862

Stillman Valley air quality information

Measurement	Total
Days measured	365
Days with good air quality	339
Days with moderate air quality	26
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Stillman Valley air quality information

Pollutant	Total
Arsenic	0.001%
Benzene	0.020%
Carbon Tetrachloride	0.001%
Lead	0.002%
Mercury	0.000%

Average monthly Stillman Valley temperature with heat index

Stillman Valley monthly precipitation with daily maximum

Stillman Valley monthly snow depth with daily maximum

Stillman Valley monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Davis Junction, IL	2,439	31	38%
Lost Nation, IL	633	31	38%
New Milford, IL	644	31	38%
Rockford, IL	149,597	31	38%
Byron, IL	3,647	31	38%
Stillman Valley, IL	1,075	31	38%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Gideon, MO	1,075	36	28%
Millers Falls, MA	1,075	36	28%
Nassau, NY	1,075	36	28%
Encinal, TX	1,075	38	24%
Pawnee City, NE	1,075	34	32%
Stillman Valley, IL	1,075	31	38%

Source: The Stillman Valley, 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.