Greenville, IA Weather Forecast & Monthly Average Temperatures

TEMPERATURE	20
HUMIDITY	81
PRESSURE	30.36
WIND COND.	10 19.7

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Greenville 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	9°F	26°F	17°F	1.0"
February	13°F	30°F	21°F	1.0"
March	27°F	48°F	36°F	6.5"
April	37°F	62°F	49°F	6.0"
May	51°F	73°F	61°F	5.9"
June	61°F	84°F	72°F	4.4"
July	63°F	87°F	75°F	7.6"
August	61°F	83°F	71°F	7.9"
September	54°F	79°F	65°F	6.8"
October	41°F	65°F	52°F	3.1"
November	25°F	47°F	35°F	3.7"
December	9°F	25°F	17°F	1.0"

Did you know?

The highest monthly average temperature in Greenville for July is 75 degrees.
The lowest monthly average temperature in Greenville for December is 17 degrees.
The most monthly precipitation in Greenville occurs in August with 7.9 inches.
The air quality index in Greenville is 17% better than the national average.
The pollution index in Greenville is 84% better than the national average.

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Greenville 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	Greenville	Iowa	National
Air quality index	41	39	50
Pollution index	769,697	1,643,836	5,066,862

Greenville air quality information

Measurement	Total
Days measured	365
Days with good air quality	254
Days with moderate air quality	110
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality

Greenville air quality information

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.002%
Mercury	0.000%

Average monthly Greenville temperature with heat index

Greenville monthly precipitation with daily maximum

Greenville monthly snow depth with daily maximum

Greenville monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Ruthven, IA	730	18	64%
Dickens, IA	204	41	18%
Marathon, IA	270	41	18%
Royal, IA	415	41	18%
Webb, IA	186	41	18%
Greenville, IA	93	41	18%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Dorchester, TX	93	325	550%
St. Clement, MO	93	34	32%
Norwich, OH	93	36	28%
Narcissa, OK	93	37	26%
North Buena Vista, IA	93	32	36%
Greenville, IA	93	41	18%

Source: The Greenville, IA 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.