Altamont, IL Weather - Forecast & Monthly Averages

TEMPERATURE	43
HUMIDITY	81
PRESSURE	102540
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Altamont for August is 75.9 degrees
The lowest monthly average temperature in Altamont for January is 29.5 degrees
The most monthly precipitation in Altamont occurs in November with 11.8 inches
The air quality index in Altamont is 5% better than the national average
The pollution index in Altamont is 65% better than the national average

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Altamont 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	22°F	38°F	30°F	1.7"
February	25°F	40°F	32°F	2.3"
March	36°F	54°F	44°F	1.1"
April	46°F	67°F	55°F	4.3"
May	55°F	76°F	64°F	0.0"
June	66°F	86°F	75°F	3.0"
July	66°F	86°F	75°F	7.9"
August	66°F	87°F	76°F	4.8"
September	59°F	81°F	69°F	8.6"
October	47°F	69°F	57°F	1.4"
November	36°F	56°F	46°F	11.8"
December	25°F	38°F	31°F	7.1"

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Altamont 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	Altamont	Illinois	National
Air quality index	40	41	42
Pollution index	959,673	3,148,694	2,726,193

Altamont air quality information

Measurement	Total
Days measured	245
Days with good air quality	224
Days with moderate air quality	21
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Altamont air quality information

Pollutant	Total
Arsenic	0.001%
Benzene	0.040%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.002%

Average monthly Altamont temperature with heat index

Altamont monthly precipitation with daily maximum

Altamont monthly snow depth with daily maximum

Altamont monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Sigel, IL	419	40	20.0%
St. Elmo, IL	1,466	40	20.0%
Effingham, IL	12,310	40	20.0%
Cowden, IL	538	40	20.0%
Brownstown, IL	839	40	20.0%
Altamont, IL	2,231	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Bayou L'Ourse, LA	2,231	41	18.0%
East Uniontown, PA	2,231	36	28.0%
Cedar Grove, WI	2,231	38	24.0%
Saint-Damien, QC	2,231	n/a
Ball Ground, GA	2,230	37	26.0%
Altamont, IL	2,231	40	20.0%

Source: The Altamont, 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.