Urban Weather Forecast

    • 60
    • 79

    Rain Showers Likely

    • 53
    • 78

    Mostly Sunny

    • 49
    • 73

    Partly Sunny

    • 49
    • 71

    Partly Sunny

    • 52
    • 74

    Partly Sunny

    • 50
    • 74

    Partly Sunny

Today 24 Aug Northumberland

Mostly cloudy. Showers likely with a slight chance of Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and small hail this afternoon. Highs in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 24 Aug Northumberland

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds and small hail in the evening. Humid with Lows in the lower 60s. South Winds around 5 Mph, becoming west after midnight. Chance of rain 70 percent.

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Urban Temperature Statistics

August Temperature

Selinsgrove Penn Valley Airport (10.6 miles)

  • Lowest 2 August, 2025

    51.7 °F

  • Average August

    70.8 °F

  • Highest 12 August, 2025

    88.6 °F

Climate (2020–Present)

Selinsgrove Penn Valley Airport (10.6 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    63.2 °F
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