Spencer, IA Weather - Forecast & Monthly Averages

TEMPERATURE
HUMIDITY	92
PRESSURE	101490
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Spencer for July is 74.5 degrees
The lowest monthly average temperature in Spencer for December is 17.2 degrees
The most monthly precipitation in Spencer occurs in August with 7.9 inches
The air quality index in Spencer is 17% better than the national average
The pollution index in Spencer is 43% better than the national average

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Spencer 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"

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Spencer 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	Spencer	Iowa	National
Air quality index	35	39	42
Pollution index	1,563,560	1,154,535	2,726,193

Spencer air quality

Measurement	Total
Days measured	364
Days with good air quality	322
Days with moderate air quality	42
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.020%
Carbon Tetrachloride	0.001%
Lead	0.000%
Mercury	0.000%

Average monthly Spencer temperature with heat index

Spencer monthly precipitation with daily maximum

Spencer monthly snow depth with daily maximum

Spencer monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ruthven, IA	771	15	70.0%
Terril, IA	343	32	36.0%
Everly, IA	595	35	30.0%
Gillett Grove, IA	26	35	30.0%
Webb, IA	181	35	30.0%
Spencer, IA	11,038	35	30.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Franklin Lakes, NJ	11,044	51	2.0%
Ontario, OR	11,031	36	28.0%
Middle Island, NY	11,030	43	14.0%
Munhall, PA	11,049	56	12.0%
Holbrook, MA	11,051	43	14.0%
Spencer, IA	11,038	35	30.0%

Source: The Spencer, 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.