Lyons, IL Weather - Forecast & Monthly Averages

TEMPERATURE	54
HUMIDITY	72
PRESSURE	100920
WIND COND.	300 11.2

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Weather Quick Facts

The highest monthly average temperature in Lyons for July is 76.3 degrees
The lowest monthly average temperature in Lyons for January is 26.2 degrees
The most monthly precipitation in Lyons occurs in August with 5.1 inches
The air quality index in Lyons is 31% worse than the national average
The pollution index in Lyons is 75% worse than the national average

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Lyons 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	20°F	34°F	26°F	1.9"
February	21°F	36°F	28°F	1.6"
March	33°F	49°F	40°F	2.4"
April	42°F	62°F	51°F	3.6"
May	52°F	73°F	61°F	4.3"
June	63°F	82°F	72°F	4.6"
July	68°F	86°F	76°F	3.5"
August	67°F	83°F	75°F	5.1"
September	60°F	77°F	68°F	2.8"
October	48°F	65°F	55°F	3.9"
November	36°F	51°F	43°F	2.2"
December	25°F	37°F	31°F	2.2"

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Lyons 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	Lyons	Illinois	National
Air quality index	55	41	42
Pollution index	4,766,000	3,148,694	2,726,193

Lyons air quality

Measurement	Total
Days measured	365
Days with good air quality	121
Days with moderate air quality	227
Days w/ poor A.Q. for sensitive groups	16
Days with unhealthy air quality	1

Air quality details

Pollutant	Total
Arsenic	0.060%
Benzene	0.050%
Carbon Tetrachloride	0.000%
Lead	0.020%
Mercury	0.090%

Average monthly Lyons temperature with heat index

Lyons monthly precipitation with daily maximum

Lyons monthly snow depth with daily maximum

Lyons monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Brookfield, IL	18,520	55	10.0%
Forest Park, IL	13,808	55	10.0%
Blue Island, IL	23,160	55	10.0%
Dixmoor, IL	3,570	55	10.0%
Hometown, IL	4,216	55	10.0%
Lyons, IL	10,338	55	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Sedona, AZ	10,341	45	10.0%
Fife, WA	10,345	45	10.0%
Fairfield, IA	10,327	29	42.0%
Granbury, TX	10,325	33	34.0%
Moss Bluff, LA	10,352	45	10.0%
Lyons, IL	10,338	55	10.0%

Source: The Lyons, 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.