Summit Park Weather Forecast

    • 20
    • 28

    Increasing Clouds

    • 22
    • 41

    Mostly Cloudy

    • 37
    • 46

    Mostly Cloudy

    • 21
    • 37

    Partly Sunny

    • 30
    • 34

    Mostly Cloudy

    • 25
    • 40

    Mostly Cloudy

Today 16 Dec Snyder

Mostly sunny. Highs around 30. Southwest Winds around 5 Mph.

Tonight 16 Dec Snyder

Mostly clear in the Evening, then becoming partly cloudy. Lows around 20. Southwest Winds around 5 Mph.

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Summit Park Temperature Statistics

December Temperature

Selinsgrove Penn Valley Airport (8.1 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    27.5 °F

  • Highest 1 December, 2025

    39 °F

Climate (2020–Present)

Selinsgrove Penn Valley Airport (8.1 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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