Sunbury Airport Weather Forecast

    • 52
    • 79

    Mostly Sunny

    • 58
    • 83

    Increasing Clouds

    • 62
    • 84

    Mostly Sunny

    • 64
    • 85

    Chance Thunderstorms

    • 66
    • 87

    Rain Showers Likely

    • 64
    • 86

    Rain Showers Likely

    • 61
    • 83

    Slight Chance Thunderstorms

Today 23 Jul Northumberland

Sunny. Near steady temperature in the upper 70s. North Winds around 5 Mph.

Tonight 23 Jul Northumberland

Clear. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbury Airport Temperature Statistics

July Temperature

Selinsgrove Penn Valley Airport (6.2 miles)

  • Lowest 20 July, 2026

    53.1 °F

  • Average July

    76 °F

  • Highest 1 July, 2026

    97 °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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