TODAY JUN23
TEMPERATURE59
HUMIDITY72
PRESSURE30.13
WIND COND. 3.4
  • 7251Sat20%
  • 7453Sun40%
  • 6551Mon40%20%
  • 6850Tue
  • 6952Wed
daynightWeather update from Burlington/Mount Vernon, Skagit Regional Airport at

Mount Vernon Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January18°F63°F40°Fn/a
February21°F63°F41°Fn/a
March23°F68°F44°Fn/a
April32°F73°F48°Fn/a
May36°F88°F54°Fn/a
June43°F81°F58°Fn/a
July46°F97°F62°Fn/a
August46°F84°F61°Fn/a
September37°F82°F57°Fn/a
October27°F72°F50°Fn/a
November12°F63°F45°Fn/a
December12°F63°F39°Fn/a

Did you know?

  • The highest monthly average temperature in Mount Vernon for July is 62 degrees.
  • The lowest monthly average temperature in Mount Vernon for December is 39 degrees.
  • The most monthly precipitation in Mount Vernon occurs in January with 0 inches.
  • The air quality index in Mount Vernon is 37% better than the national average.
  • The pollution index in Mount Vernon is 211% worse than the national average.

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Compare Mount Vernon, WA Weather To Other Cities

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.
IndexMount VernonWashingtonNational
Air quality index313650
Pollution index15,778,9008,596,9895,066,862

Mount Vernon air quality information

MeasurementTotal
Days measured365
Days with good air quality344
Days with moderate air quality21
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Mount Vernon air quality information

PollutantTotal
Arsenic0.010%
Benzene0.270%
Carbon Tetrachloride0.040%
Lead0.160%
Mercury0.003%

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, StatePopulationAir Quality IndexNational Avg.
Alger, WA1562746%
Arlington Heights, WA2,7863138%
Burlington, WA8,5723138%
La Conner, WA7823138%
Lyman, WA5553138%
Mount Vernon, WA33,3883138%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Goshen, IN33,385468%
Foothill Farms, CA33,3845510%
Gallatin, TN33,4264510%
Owings Mills, MD33,332468%
Woodridge, IL33,3316020%
Mount Vernon, WA33,3883138%
Source: The Mount Vernon, WA 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.