Armstrong Township Weather Forecast

    • 52
    • 71

    Becoming Sunny

    • 45
    • 74

    Rain Showers

    • 31
    • 49

    Rain Showers Likely

    • 27
    • 43

    Partly Sunny

    • 43
    • 57

    Partly Sunny

    • 40
    • 65

    Slight Chance Rain Showers

Today 17 Apr Southern Lycoming

Mostly sunny. Not as warm with Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 17 Apr Southern Lycoming

Mostly clear in the Evening, then becoming partly cloudy. Mild. Lows in the lower 50s. Northeast Winds around 5 Mph.

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Armstrong Township Temperature Statistics

April Temperature

Williamsport - Lycoming County Airport (6.2 miles)

  • Lowest 8 April, 2026

    22.6 °F

  • Average April

    51.2 °F

  • Highest 13 April, 2026

    82 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (6.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.2 °F
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