Castleton Weather Forecast

    • 27
    • 37

    Increasing Clouds

    • 30
    • 38

    Rain

    • 13
    • 47

    Rain

    • 24
    • 31

    Partly Sunny

    • 19
    • 44

    Partly Sunny

    • 22
    • 31

    Mostly Cloudy

    • 30
    • 39

    Mostly Cloudy

Today 16 Dec Stark

Sunny and not as cool. Near steady temperature in the mid 30s. South Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 16 Dec Stark

Mostly cloudy. Not as cool with Lows in the upper 20s. Southwest Winds around 10 Mph, becoming west. Gusts up to 25 Mph.

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Castleton Temperature Statistics

December Temperature

Marshall County Airport (17.4 miles)

  • Lowest 14 December, 2025

    -7.6 °F

  • Average December

    15.8 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Marshall County Airport (17.4 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    61.7 °F
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