Sunbury Airport Weather Forecast

    • 37
    • 66

    Mostly Sunny

    • 29
    • 62

    Mostly Sunny

    • 31
    • 61

    Sunny

    • 37
    • 64

    Mostly Sunny

    • 42
    • 68

    Partly Sunny

    • 40
    • 65

    Partly Sunny

Today 22 Oct Northumberland

Widespread frost in the morning. Sunny. Highs in the mid 60s. North Winds 5 to 10 Mph.

Tonight 22 Oct Northumberland

Mostly clear. Lows in the upper 30s. North Winds around 5 Mph.

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Sunbury Airport Temperature Statistics

October Temperature

Selinsgrove Penn Valley Airport (6.2 miles)

  • Lowest 18 October, 2026

    30.9 °F

  • Average October

    56.5 °F

  • Highest 2 October, 2026

    81 °F

Climate (2021–2026)

Selinsgrove Penn Valley Airport (6.2 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    63.1 °F
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