Chillisquaque Weather Forecast

    • 20
    • 38

    Cloudy

    • 15
    • 25

    Partly Sunny

    • 17
    • 30

    Mostly Cloudy

    • 22
    • 32

    Mostly Cloudy

    • 30
    • 43

    Mostly Cloudy

    • 32
    • 48

    Chance Rain Showers

Today 13 Dec Northumberland

Mostly cloudy. Highs in the upper 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 13 Dec Northumberland

Cloudy. Near steady temperature around 20. Southeast Winds around 5 Mph.

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Chillisquaque Temperature Statistics

December Temperature

Selinsgrove Penn Valley Airport (8.1 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    27.9 °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

    42.5 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.1 °F
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