Sunbury Airport Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 64
    • 86

    Chance Rain Showers

    • 62
    • 84

    Chance Rain Showers

    • 56
    • 76

    Chance Thunderstorms

    • 54
    • 78

    Chance Rain Showers

    • 38
    • 65

    Chance Rain Showers

Today 14 Apr Northumberland

Partly sunny. A slight chance of Showers this Morning, then a chance of Showers and Thunderstorms this afternoon. Unseasonably warm with Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 14 Apr Northumberland

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Unseasonably mild. Lows in the lower 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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Sunbury Airport Temperature Statistics

April Temperature

Selinsgrove Penn Valley Airport (6.2 miles)

  • Lowest 8 April, 2026

    23 °F

  • Average April

    50.9 °F

  • Highest 4 April, 2026

    81 °F

Climate (2021–Present)

Selinsgrove Penn Valley Airport (6.2 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.1 °F
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