Mount Vernon, OR Weather - Forecast & Monthly Averages

TEMPERATURE	42
HUMIDITY	78
PRESSURE	101760
WIND COND.	60 5.4

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Weather Quick Facts

The highest monthly average temperature in Mount Vernon for July is 73.2 degrees
The lowest monthly average temperature in Mount Vernon for December is 32.4 degrees
The most monthly precipitation in Mount Vernon occurs in May with 2.7 inches
The air quality index in Mount Vernon is 52% better than the national average
The pollution index in Mount Vernon is 27% worse 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	28°F	43°F	34°F	1.8"
February	30°F	47°F	38°F	1.0"
March	34°F	54°F	42°F	1.4"
April	36°F	59°F	46°F	1.7"
May	42°F	68°F	54°F	2.7"
June	49°F	77°F	62°F	2.4"
July	56°F	90°F	73°F	2.0"
August	55°F	88°F	71°F	2.1"
September	48°F	80°F	63°F	1.7"
October	41°F	64°F	51°F	2.1"
November	33°F	50°F	40°F	1.4"
December	26°F	40°F	32°F	1.2"

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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	Oregon	National
Air quality index	20	32	42
Pollution index	3,459,540	7,156,356	2,726,193

Mount Vernon air quality

Measurement	Total
Days measured	365
Days with good air quality	344
Days with moderate air quality	21
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.003%
Benzene	0.070%
Carbon Tetrachloride	0.010%
Lead	0.004%
Mercury	0.002%

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.
Canyon City, OR	807	20	60.0%
John Day, OR	1,740	20	60.0%
Mount Vernon, OR	786	20	60.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Bloomsbury, NJ	786	42	16.0%
Genoa, NV	786	41	18.0%
McConnell, WV	786	40	20.0%
L'Ascension, QC	786	n/a
Côte-Nord-du-Golfe-du-Saint-Laurent, QC	786	n/a
Mount Vernon, OR	786	20	60.0%

Source: The Mount Vernon, OR 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.