Lower Allen Weather Forecast

    • 22
    • 32

    Increasing Clouds

    • 24
    • 46

    Mostly Cloudy

    • 40
    • 50

    Rain Showers

    • 26
    • 48

    Partly Sunny

    • 32
    • 40

    Mostly Cloudy

    • 27
    • 46

    Mostly Cloudy

Today 16 Dec Cumberland

Mostly sunny. Highs in the lower 30s. South Winds around 5 Mph.

Tonight 16 Dec Cumberland

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 20s. South Winds around 5 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Allen Temperature Statistics

December Temperature

Harrisburg, Capital City Airport (2.5 miles)

  • Lowest 9 December, 2025

    10 °F

  • Average December

    30.1 °F

  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Harrisburg, Capital City Airport (2.5 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    66.5 °F
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