10-Day Weather Forecast - Mount Vernon, WA

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  • 40|36°F
    Mostly Sunny
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    Today

    40°F

    Mostly sunny until late afternoon then becoming mostly cloudy. Highs in the upper 30s to mid 40s. Light wind.

    Tonight

    36°F

    Mostly cloudy. A slight chance of rain showers in the evening. Lows in the 30s. Light wind.

    Hourly details
  • Day

    43°F

    Mostly cloudy. Patchy fog late in the morning. Highs in the 40s. Light wind.

    Night

    36°F

    Mostly cloudy. Patchy fog. Lows in the 30s to lower 40s. Light wind.

    Hourly details
  • Day

    45°F

    Partly sunny. Patchy fog in the morning. Highs in the 40s to lower 50s. Light wind.

    Night

    38°F

    Mostly cloudy. Lows in the mid to upper 30s.

    Hourly details
  • Day

    46°F

    Mostly cloudy. A slight chance of rain in the afternoon. Highs in the upper 40s.

    Night

    39°F

    Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows near 40.

    Hourly details
  • Day

    47°F

    Cloudy with a chance of rain. Highs near 50.

    Night

    43°F

    Cloudy with a chance of rain in the evening then cloudy with rain likely after midnight. Lows in the lower 40s.

    Hourly details
  • Day

    46°F

    Cloudy with rain likely in the morning then mostly cloudy with a chance of rain in the afternoon. Highs in the mid to upper 40s.

    Night

    42°F

    Mostly cloudy with a chance of rain. Lows in the upper 30s.

    Hourly details
  • Weekend Weather

  • Day

    45°F

    Mostly cloudy. A chance of rain and snow in the morning then a chance of rain in the afternoon. Highs in the mid to upper 40s.

    Night

    38°F

    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 38F. Dew point will be around 40F with an average humidity of 97%. Winds will be 7 mph from the SE.

  • Day

    44°F

    Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 44F. Dew point will be around 39F with an average humidity of 94%. Winds will be 5 mph from the SE.

    Night

    38°F

    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 38F. Dew point will be around 38F with an average humidity of 93%. Winds will be 7 mph from the SE.

  • Day

    43°F

    Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 43F. Dew point will be around 40F with an average humidity of 96%. Winds will be 5 mph from the SE.

    Night

    39°F

    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 39F. Dew point will be around 40F with an average humidity of 97%. Winds will be 5 mph from the SE.

  • Day

    44°F

    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 44F. Dew point will be around 41F with an average humidity of 98%. Winds will be 6 mph from the SE.

    Night

    40°F

    Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 40F. Dew point will be around 41F with an average humidity of 97%. Winds will be 6 mph from the SE.