Plymouth, IL Weather - Forecast & Monthly Averages

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TEMPERATURE	85
HUMIDITY	53
PRESSURE	101690
WIND COND.	240 7.6

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Weather Quick Facts

The highest monthly average temperature in Plymouth for July is 74.7 degrees
The lowest monthly average temperature in Plymouth for January is 25.9 degrees
The most monthly precipitation in Plymouth occurs in June with 10.8 inches
The air quality index in Plymouth is 31% better than the national average
The pollution index in Plymouth is 71% better than the national average

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Plymouth 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	35°F	26°F	3.6"
February	19°F	38°F	27°F	3.0"
March	33°F	53°F	42°F	3.4"
April	43°F	67°F	54°F	5.4"
May	53°F	76°F	64°F	7.4"
June	63°F	84°F	73°F	10.8"
July	65°F	85°F	75°F	8.6"
August	63°F	84°F	73°F	8.8"
September	55°F	80°F	66°F	8.0"
October	44°F	68°F	55°F	8.3"
November	33°F	54°F	42°F	6.4"
December	23°F	38°F	30°F	5.1"

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Plymouth 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	Plymouth	Illinois	National
Air quality index	29	41	42
Pollution index	802,114	3,148,694	2,726,193

Plymouth air quality

Measurement	Total
Days measured	120
Days with good air quality	101
Days with moderate air quality	19
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.001%
Benzene	0.040%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly Plymouth temperature with heat index

Plymouth monthly precipitation with daily maximum

Plymouth monthly snow depth with daily maximum

Plymouth monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Carthage, IL	2,474	29	42.0%
Macomb, IL	17,658	29	42.0%
Ferris, IL	164	29	42.0%
Tennessee, IL	88	29	42.0%
Basco, IL	85	29	42.0%
Plymouth, IL	441	29	42.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Norman, AR	441	38	24.0%
French Gulch, CA	441	42	16.0%
Sierra Brooks, CA	441	44	12.0%
Callender, IA	441	37	26.0%
Farragut, IA	441	40	20.0%
Plymouth, IL	441	29	42.0%

Source: The Plymouth, 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.