Watsontown Weather Forecast

    • 47
    • 69

    Mostly Sunny

    • 51
    • 72

    Partly Sunny

    • 53
    • 70

    Partly Sunny

    • 53
    • 70

    Partly Sunny

    • 51
    • 71

    Partly Sunny

Today 24 Sep Northumberland

Sunny. Highs in the upper 60s. Northeast Winds around 5 Mph.

Tonight 24 Sep Northumberland

Partly cloudy. Lows in the mid 40s. North Winds around 5 Mph.

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  • Temperature Real-Time

Watsontown Temperature Statistics

September Temperature

Williamsport - Lycoming County Airport (11.2 miles)

  • Lowest 15 September, 2026

    47.6 °F

  • Average September

    70.1 °F

  • Highest 1 September, 2026

    92.6 °F

Climate (2021–2026)

Williamsport - Lycoming County Airport (11.2 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    63.3 °F
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