Muncy Valley Weather Forecast

    • 69
    • 84

    Rain Showers

    • 68
    • 83

    Rain Showers

    • 68
    • 90

    Mostly Sunny

    • 69
    • 91

    Isolated Thunderstorms

    • 66
    • 89

    Chance Rain Showers

    • 57
    • 78

    Chance Thunderstorms

    • 52
    • 75

    Mostly Sunny

Today 26 Jul Sullivan

Mostly cloudy with scattered Showers and Thunderstorms. Near steady temperature in the upper 70s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 26 Jul Sullivan

Mostly cloudy with scattered Thunderstorms. Scattered Showers this Evening, then Showers. Lows in the upper 60s. South Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Muncy Valley Temperature Statistics

July Temperature

Williamsport - Lycoming County Airport (18.6 miles)

  • Lowest 4 July, 2025

    56.6 °F

  • Average July

    75.9 °F

  • Highest 7 July, 2025

    91.7 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (18.6 miles)

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  • Average Low 2020–2025

    44 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63.4 °F
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