Union, IL Weather - Forecast & Monthly Averages

TEMPERATURE	35
HUMIDITY	100
PRESSURE	100640
WIND COND.	330 24.1

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Weather Quick Facts

The highest monthly average temperature in Union for July is 72.2 degrees
The lowest monthly average temperature in Union for January is 22.8 degrees
The most monthly precipitation in Union occurs in August with 5.9 inches
The air quality index in Union is equal to the national average
The pollution index in Union is 80% better than the national average

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Union 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	31°F	23°F	2.8"
February	17°F	32°F	24°F	2.8"
March	30°F	47°F	37°F	4.6"
April	39°F	61°F	49°F	5.8"
May	50°F	72°F	60°F	5.3"
June	59°F	80°F	69°F	5.6"
July	63°F	82°F	72°F	5.8"
August	61°F	81°F	70°F	5.9"
September	54°F	75°F	63°F	3.7"
October	43°F	63°F	52°F	5.8"
November	32°F	49°F	39°F	4.0"
December	21°F	34°F	27°F	3.1"

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Union 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	Union	Illinois	National
Air quality index	42	41	42
Pollution index	543,516	3,148,694	2,726,193

Union air quality

Measurement	Total
Days measured	341
Days with good air quality	240
Days with moderate air quality	100
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.004%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly Union temperature with heat index

Union monthly precipitation with daily maximum

Union monthly snow depth with daily maximum

Union monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Greenwood, IL	352	37	26.0%
Prairie Grove, IL	2,023	39	22.0%
Ringwood, IL	735	39	22.0%
McCullom Lake, IL	1,193	39	22.0%
Wonder Lake, IL	3,955	39	22.0%
Union, IL	680	42	16.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Reynolds, IL	680	46	8.0%
Ridgecrest, LA	680	30	40.0%
Norwood, MO	680	39	22.0%
Gibson, NC	680	30	40.0%
Neapolis, OH	680	40	20.0%
Union, IL	680	42	16.0%

Source: The Union, 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.