Salem, MO Weather - Forecast & Monthly Averages

TEMPERATURE	39
HUMIDITY	52
PRESSURE	101862.57
WIND COND.	290 16.7

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Weather Quick Facts

The highest monthly average temperature in Salem for August is 83 degrees
The lowest monthly average temperature in Salem for December is 35.9 degrees
The most monthly precipitation in Salem occurs in September with 18.6 inches
The air quality index in Salem is 7% better than the national average
The pollution index in Salem is 85% better than the national average

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Salem 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	29°F	44°F	37°F	11.4"
February	31°F	48°F	40°F	3.4"
March	43°F	62°F	54°F	4.4"
April	49°F	67°F	59°F	6.3"
May	59°F	79°F	71°F	6.6"
June	66°F	86°F	78°F	7.1"
July	70°F	89°F	82°F	6.4"
August	72°F	90°F	83°F	13.1"
September	64°F	82°F	74°F	18.6"
October	51°F	70°F	61°F	3.6"
November	39°F	60°F	49°F	7.5"
December	28°F	45°F	36°F	4.5"

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Salem 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	Salem	Missouri	National
Air quality index	39	97	42
Pollution index	399,557	1,630,255	2,726,193

Salem air quality

Measurement	Total
Days measured	245
Days with good air quality	238
Days with moderate air quality	7
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

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

Average monthly Salem temperature with heat index

Salem monthly precipitation with daily maximum

Salem monthly snow depth with daily maximum

Salem monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Salem, MO	4,904	39	22.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Margaret, AL	4,905	53	6.0%
Winona Lake, IN	4,902	31	38.0%
East Moriches, NY	4,902	43	14.0%
Kneehill County, AB	4,902	n/a
Pleasant Garden, NC	4,906	43	14.0%
Salem, MO	4,904	39	22.0%

Source: The Salem, MO 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.