Middletown Weather Forecast

    • 23
    • 31

    Breezy

    • 23
    • 37

    Mostly Cloudy

    • 19
    • 29

    Partly Sunny

    • 26
    • 38

    Mostly Cloudy

    • 23
    • 38

    Partly Sunny

    • 25
    • 38

    Mostly Cloudy

Today 30 Dec Frederick

Mostly sunny and Windy, cooler with Highs in the lower 30s. West Winds 20 to 30 Mph, Diminishing to 15 to 20 Mph in the afternoon. Gusts up to 50 Mph.

Tonight 30 Dec Frederick

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 20s. West Winds 10 to 15 Mph. Gusts up to 35 Mph, decreasing to 25 Mph after midnight.

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Middletown Temperature Statistics

December Temperature

Frederick Municipal Airport (9.3 miles)

  • Lowest 16 December, 2025

    10.2 °F

  • Average December

    31.9 °F

  • Highest 19 December, 2025

    60.1 °F

Climate (2020–Present)

Frederick Municipal Airport (9.3 miles)

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  • Average Low 2020–2025

    46.5 °F

  • Average 2020–2025

    54.8 °F

  • Average High 2020–2025

    67.4 °F
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