Lyndon, IL Weather - Forecast & Monthly Averages

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TEMPERATURE	72
HUMIDITY	94
PRESSURE	101120
WIND COND.	270 14.8

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Weather Quick Facts

The highest monthly average temperature in Lyndon for August is 73.3 degrees
The lowest monthly average temperature in Lyndon for December is 23.1 degrees
The most monthly precipitation in Lyndon occurs in August with 9.2 inches
The air quality index in Lyndon is equal to the national average
The pollution index in Lyndon is 23% better than the national average

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Lyndon 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	18°F	33°F	25°F	2.9"
February	17°F	32°F	24°F	2.5"
March	31°F	52°F	39°F	4.5"
April	39°F	65°F	50°F	6.4"
May	50°F	76°F	62°F	3.5"
June	61°F	86°F	73°F	6.1"
July	61°F	86°F	73°F	7.8"
August	64°F	85°F	73°F	9.2"
September	55°F	82°F	67°F	3.9"
October	45°F	69°F	56°F	1.9"
November	30°F	52°F	40°F	4.2"
December	17°F	31°F	23°F	1.5"

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Lyndon 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	Lyndon	Illinois	National
Air quality index	42	41	42
Pollution index	2,097,740	3,148,694	2,726,193

Lyndon air quality

Measurement	Total
Days measured	364
Days with good air quality	268
Days with moderate air quality	96
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.001%
Benzene	0.060%
Carbon Tetrachloride	0.000%
Lead	0.001%
Mercury	0.300%

Average monthly Lyndon temperature with heat index

Lyndon monthly precipitation with daily maximum

Lyndon monthly snow depth with daily maximum

Lyndon monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Deer Grove, IL	33	42	16.0%
Coleta, IL	230	42	16.0%
Rock Falls, IL	8,914	42	16.0%
Hillsdale, IL	531	42	16.0%
Como, IL	525	42	16.0%
Lyndon, IL	604	42	16.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Turrell, AR	604	45	10.0%
Greenwood, FL	604	35	30.0%
Paukaa, HI	604	16	68.0%
Dexter, KS	604	40	20.0%
Hanover, KS	604	32	36.0%
Lyndon, IL	604	42	16.0%

Source: The Lyndon, 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.