Mount Vernon, SD Weather - Forecast & Monthly Averages

TEMPERATURE	30
HUMIDITY	85
PRESSURE	101590
WIND COND.	170 25.9

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Weather Quick Facts

The highest monthly average temperature in Mount Vernon for July is 77.2 degrees
The lowest monthly average temperature in Mount Vernon for January is 18.2 degrees
The most monthly precipitation in Mount Vernon occurs in June with 10.1 inches
The air quality index in Mount Vernon is 14% better than the national average
The pollution index in Mount Vernon is 96% better than the national average

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Mount Vernon 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	11°F	28°F	18°F	0.8"
February	15°F	33°F	23°F	1.6"
March	28°F	50°F	37°F	3.2"
April	37°F	62°F	48°F	4.7"
May	50°F	74°F	61°F	5.6"
June	62°F	84°F	72°F	10.1"
July	65°F	91°F	77°F	0.0"
August	62°F	86°F	73°F	1.8"
September	55°F	83°F	67°F	4.7"
October	42°F	66°F	52°F	6.7"
November	27°F	51°F	37°F	1.5"
December	11°F	29°F	20°F	0.6"

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Mount Vernon 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	Mount Vernon	South Dakota	National
Air quality index	36	36	42
Pollution index	105,773	345,623	2,726,193

Mount Vernon air quality

Measurement	Total
Days measured	365
Days with good air quality	321
Days with moderate air quality	43
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

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

Average monthly Mount Vernon temperature with heat index

Mount Vernon monthly precipitation with daily maximum

Mount Vernon monthly snow depth with daily maximum

Mount Vernon monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ethan, SD	328	36	28.0%
Plankinton, SD	709	36	28.0%
Stickney, SD	265	36	28.0%
Loomis, SD	0	36	28.0%
Mitchell, SD	15,599	36	28.0%
Mount Vernon, SD	500	36	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
De Beque, CO	500	44	12.0%
Garcon Point, FL	500	41	18.0%
Fairgrove, MI	500	26	48.0%
Vernon, MI	500	38	24.0%
Enterprise, MS	500	36	28.0%
Mount Vernon, SD	500	36	28.0%

Source: The Mount Vernon, SD 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.