Trenton, IL Weather - Forecast & Monthly Averages

TEMPERATURE	48
HUMIDITY	80
PRESSURE	102440
WIND COND.	100 5.4

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Weather Quick Facts

The highest monthly average temperature in Trenton for August is 80 degrees
The lowest monthly average temperature in Trenton for December is 33.3 degrees
The most monthly precipitation in Trenton occurs in September with 16.1 inches
The air quality index in Trenton is 28% worse than the national average
The pollution index in Trenton is 76% better than the national average

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Trenton 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	28°F	43°F	34°F	9.8"
February	26°F	45°F	34°F	4.7"
March	38°F	60°F	48°F	2.9"
April	45°F	68°F	56°F	5.6"
May	56°F	79°F	67°F	3.7"
June	65°F	88°F	76°F	7.6"
July	67°F	88°F	77°F	12.3"
August	70°F	93°F	80°F	7.2"
September	61°F	85°F	72°F	16.1"
October	49°F	72°F	59°F	7.5"
November	38°F	59°F	47°F	11.9"
December	27°F	42°F	33°F	2.9"

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Trenton 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	Trenton	Illinois	National
Air quality index	54	41	42
Pollution index	647,280	3,148,694	2,726,193

Trenton air quality information

Measurement	Total
Days measured	365
Days with good air quality	134
Days with moderate air quality	221
Days w/ poor A.Q. for sensitive groups	8
Days with unhealthy air quality	2

Trenton air quality information

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

Average monthly Trenton temperature with heat index

Trenton monthly precipitation with daily maximum

Trenton monthly snow depth with daily maximum

Trenton monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Bartelso, IL	789	43	14.0%
Germantown, IL	1,279	43	14.0%
Okawville, IL	1,469	43	14.0%
Beckemeyer, IL	1,054	43	14.0%
Breese, IL	4,160	43	14.0%
Trenton, IL	2,604	54	8.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Alburtis, PA	2,604	42	16.0%
Chase, BC	2,604	n/a
Bennett, CO	2,603	58	16.0%
Salina, UT	2,603	46	8.0%
Rainier, WA	2,603	30	40.0%
Trenton, IL	2,604	54	8.0%

Source: The Trenton, 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.