Mount Vernon Weather Forecast

    • 36
    • 52

    Partly Sunny

    • 44
    • 60

    Rain Likely

    • 49
    • 60

    Rain Likely

    • 42
    • 58

    Rain

    • 44
    • 55

    Rain

    • 35
    • 55

    Chance Rain

    • 40
    • 56

    Mostly Cloudy

Today 2 Nov John Day Basin

Mostly sunny. Highs in the upper 40s to mid 50s. Light wind.

Tonight 2 Nov John Day Basin

Mostly cloudy. Lows in the lower to mid 30s. Light Wind, becoming east 5 to 10 Mph overnight.

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Mount Vernon Temperature Statistics

November Temperature

Grant County Regional Airport (6.8 miles)

  • Lowest

  • Average November

  • Highest

Climate (2020–Present)

Grant County Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    39.1 °F
  • Average 2020–2025

    50.4 °F
  • Average High 2020–2025

    62.1 °F
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