Altona, IL Weather - Forecast & Monthly Averages

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TEMPERATURE	64
HUMIDITY	74
PRESSURE	101220
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Altona for July is 74.7 degrees
The lowest monthly average temperature in Altona for January is 24.4 degrees
The most monthly precipitation in Altona occurs in September with 8.9 inches
The air quality index in Altona is 9% worse than the national average
The pollution index in Altona is 37% better than the national average

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Altona 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	17°F	34°F	24°F	3.4"
February	18°F	36°F	26°F	3.6"
March	32°F	52°F	41°F	3.5"
April	41°F	65°F	52°F	6.9"
May	52°F	74°F	63°F	7.1"
June	62°F	83°F	72°F	7.9"
July	65°F	86°F	75°F	8.4"
August	63°F	84°F	73°F	7.4"
September	54°F	78°F	65°F	8.9"
October	44°F	66°F	54°F	5.8"
November	32°F	52°F	41°F	4.0"
December	22°F	37°F	29°F	4.5"

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Altona 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	Altona	Illinois	National
Air quality index	46	41	42
Pollution index	1,709,230	3,148,694	2,726,193

Altona air quality

Measurement	Total
Days measured	365
Days with good air quality	217
Days with moderate air quality	145
Days w/ poor A.Q. for sensitive groups	3
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.001%
Benzene	0.050%
Carbon Tetrachloride	0.040%
Lead	0.001%
Mercury	0.001%

Average monthly Altona temperature with heat index

Altona monthly precipitation with daily maximum

Altona monthly snow depth with daily maximum

Altona monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
La Fayette, IL	158	41	18.0%
Galesburg, IL	31,538	41	18.0%
Wataga, IL	800	41	18.0%
Oak Run, IL	487	41	18.0%
Kewanee, IL	12,961	41	18.0%
Altona, IL	649	46	8.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Hosford, FL	649	40	20.0%
Warwick, GA	649	40	20.0%
Southwest Harbor, ME	649	36	28.0%
Winona, TX	649	36	28.0%
East Orosi, CA	648	66	32.0%
Altona, IL	649	46	8.0%

Source: The Altona, 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.