Princeton, IA Weather Forecast & Monthly Average Temperatures

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Princeton Average Weather

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	13°F	31°F	21°F	2.9"
February	15°F	33°F	23°F	2.6"
March	29°F	49°F	38°F	4.2"
April	39°F	62°F	50°F	6.5"
May	51°F	74°F	61°F	6.2"
June	61°F	82°F	71°F	7.9"
July	64°F	84°F	73°F	6.6"
August	61°F	82°F	71°F	9.8"
September	53°F	76°F	64°F	6.2"
October	42°F	64°F	52°F	6.1"
November	30°F	50°F	39°F	4.3"
December	19°F	34°F	26°F	4.0"

Did you know?

The highest monthly average temperature in Princeton for July is 73 degrees.
The lowest monthly average temperature in Princeton for January is 21 degrees.
The most monthly precipitation in Princeton occurs in August with 9.8 inches.
The air quality index in Princeton is 6% worse than the national average.
The pollution index in Princeton is 65% better than the national average.

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Princeton 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	Princeton	Iowa	National
Air quality index	53	39	50
Pollution index	1,753,590	1,643,836	5,066,862

Princeton air quality information

Measurement	Total
Days measured	365
Days with good air quality	158
Days with moderate air quality	204
Days w/ poor A.Q. for sensitive groups	3
Days with unhealthy air quality

Princeton air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.070%
Carbon Tetrachloride	0.000%
Lead	0.010%
Mercury	0.001%

Average monthly Princeton temperature with heat index

Princeton monthly precipitation with daily maximum

Princeton monthly snow depth with daily maximum

Princeton monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Clinton, IA	26,148	53	6%
Hillsdale, IL	557	53	6%
Erie, IL	1,545	53	6%
DeWitt, IA	5,264	53	6%
Low Moor, IA	249	53	6%
Princeton, IA	1,100	53	6%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Hagerman, ID	1,100	13	74%
Rockwell, IA	1,100	18	64%
Cleary, MS	1,100	42	16%
Marion, WI	1,101	38	24%
Washington Mills, NY	1,101	34	32%
Princeton, IA	1,100	53	6%

Source: The Princeton, 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.