Niantic, IL Weather - Forecast & Monthly Averages

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Key findings

The highest monthly average temperature in Niantic for August is 78.1 degrees
The lowest monthly average temperature in Niantic for February is 29.4 degrees
The most monthly precipitation in Niantic occurs in June with 8.1 inches
The air quality index in Niantic is 12% better than the national average
The pollution index in Niantic is 88% worse than the national average

Compare Niantic, IL Weather

Niantic 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	24°F	38°F	31°F	6.8"
February	23°F	37°F	29°F	3.4"
March	35°F	56°F	45°F	3.0"
April	43°F	65°F	54°F	4.2"
May	54°F	78°F	66°F	3.1"
June	64°F	86°F	75°F	8.1"
July	65°F	86°F	76°F	4.0"
August	68°F	89°F	78°F	3.9"
September	59°F	85°F	72°F	7.7"
October	49°F	71°F	60°F	7.1"
November	37°F	56°F	45°F	6.1"
December	24°F	37°F	30°F	2.5"

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Niantic 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	Niantic	Illinois	National
Air quality index	44	41	50
Pollution index	5,136,080	3,148,694	2,726,193

Niantic air quality information

Measurement	Total
Days measured	365
Days with good air quality	255
Days with moderate air quality	110
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Niantic air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.090%
Carbon Tetrachloride	0.010%
Lead	0.390%
Mercury	0.020%

Average monthly Niantic temperature with heat index

Niantic monthly precipitation with daily maximum

Niantic monthly snow depth with daily maximum

Niantic monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Cornland, IL	70	40	20%
Buffalo, IL	503	40	20%
Edinburg, IL	1,156	40	20%
Mechanicsburg, IL	623	40	20%
Broadwell, IL	152	40	20%
Niantic, IL	530	44	12%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Paradise Park, CA	530	35	30%
Mark, IL	530	0	100%
Sorento, IL	530	54	8%
Cuyamungue, NM	530	41	18%
La Fargeville, NY	530	35	30%
Niantic, IL	530	44	12%

Source: The Niantic, 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.