Mount Vernon Weather Forecast

    • 25
    • 57

    Rain Showers

    • 26
    • 36

    Partly Sunny

    • 32
    • 55

    Chance Rain

    • 23
    • 44

    Partly Sunny

    • 37
    • 47

    Chance Rain

    • 46
    • 51

    Chance Rain

Today 18 Dec Rockcastle

Partly cloudy this Morning, then Showers this afternoon. Highs in the upper 50s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 18 Dec Rockcastle

Rain Showers in the Evening, then rain Showers likely with a chance of Flurries overnight. Colder with Lows in the mid 20s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation near 100 percent.

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Mount Vernon Temperature Statistics

December Temperature

London, London-Corbin Airport-Magee Field (23 miles)

  • Lowest 15 December, 2025

    7 °F

  • Average December

    31.8 °F

  • Highest 7 December, 2025

    50 °F

Climate (2020–Present)

London, London-Corbin Airport-Magee Field (23 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    57.6 °F

  • Average High 2020–2025

    68.2 °F
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