Erdman Weather Forecast

    • 23
    • 44

    Decreasing Clouds

    • 42
    • 44

    Rain Showers

    • 23
    • 49

    Chance Rain Showers

    • 30
    • 38

    Mostly Cloudy

    • 23
    • 43

    Partly Sunny

    • 22
    • 35

    Mostly Cloudy

Today 17 Dec Dauphin

Mostly cloudy. Not as cool with Highs in the upper 40s. South Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 17 Dec Dauphin

Partly cloudy. Patchy fog after midnight. Lows in the lower 20s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southeast after midnight.

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Erdman Temperature Statistics

December Temperature

Selinsgrove Penn Valley Airport (14.9 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    26.6 °F

  • Highest 1 December, 2025

    39 °F

Climate (2020–Present)

Selinsgrove Penn Valley Airport (14.9 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.1 °F
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