Wonder Lake, IL Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Wonder Lake for July is 70.3 degrees
The lowest monthly average temperature in Wonder Lake for January is 21.9 degrees
The most monthly precipitation in Wonder Lake occurs in July with 11.4 inches
The air quality index in Wonder Lake is 7% better than the national average
The pollution index in Wonder Lake is 80% better than the national average

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Wonder Lake 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	14°F	30°F	22°F	2.3"
February	14°F	31°F	23°F	2.8"
March	26°F	45°F	35°F	3.7"
April	36°F	58°F	46°F	5.9"
May	46°F	71°F	58°F	4.8"
June	56°F	79°F	67°F	7.8"
July	59°F	82°F	70°F	11.4"
August	57°F	81°F	68°F	5.4"
September	50°F	74°F	61°F	7.1"
October	40°F	61°F	50°F	5.8"
November	29°F	48°F	38°F	5.2"
December	19°F	34°F	27°F	3.3"

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Wonder Lake 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	Wonder Lake	Illinois	National
Air quality index	39	41	42
Pollution index	543,516	3,148,694	2,726,193

Wonder Lake air quality information

Measurement	Total
Days measured	203
Days with good air quality	174
Days with moderate air quality	28
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Wonder Lake air quality information

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

Average monthly Wonder Lake temperature with heat index

Wonder Lake monthly precipitation with daily maximum

Wonder Lake monthly snow depth with daily maximum

Wonder Lake monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Hebron, IL	1,730	37	26.0%
Bloomfield, WI	4,725	37	26.0%
Fontana-on-Geneva Lake, WI	1,518	37	26.0%
Lake Geneva, WI	7,872	37	26.0%
Walworth, WI	2,835	37	26.0%
Wonder Lake, IL	3,955	39	22.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Mills, WY	3,955	42	16.0%
Ashland, MO	3,956	38	24.0%
Weaverville, NC	3,956	44	12.0%
Lake San Marcos, CA	3,957	64	28.0%
Southgate, KY	3,957	54	8.0%
Wonder Lake, IL	3,955	39	22.0%

Source: The Wonder Lake, 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.