Muncy Valley Weather Forecast

    • 32
    • 46

    Increasing Clouds

    • 27
    • 49

    Chance Snow

    • 12
    • 34

    Chance Snow

    • 17
    • 29

    Slight Chance Snow

    • 31
    • 36

    Rain/Snow Likely

    • 34
    • 47

    Chance Rain Showers

    • 39
    • 49

    Chance Rain Showers

Today 27 Feb Sullivan

Sunny. Near steady temperature in the lower 40s. Southwest Winds around 5 Mph.

Tonight 27 Feb Sullivan

Mostly clear this Evening, then becoming partly cloudy. Not as cool with Lows in the lower 30s. South Winds 5 to 10 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Muncy Valley Temperature Statistics

February Temperature

Williamsport - Lycoming County Airport (18.6 miles)

  • Lowest 9 February, 2026

    -2.3 °F

  • Average February

    26.9 °F

  • Highest 14 February, 2026

    49.6 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (18.6 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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