Montoursville Weather Forecast

    • 62
    • 85

    Rain Showers

    • 54
    • 81

    Rain Showers Likely

    • 51
    • 71

    Partly Sunny

    • 44
    • 71

    Mostly Sunny

    • 46
    • 68

    Chance Rain Showers

    • 49
    • 64

    Rain Showers Likely

Today 16 May Southern Lycoming

Patchy dense fog in the morning. Mostly cloudy with a chance of Showers and Thunderstorms in the Morning, then partly sunny with a slight chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce gusty Winds and small hail. Highs in the lower 80s. Southeast Winds around 5 Mph, becoming southwest around 5 Mph in the afternoon. Chance of rain 50 percent.

Tonight 16 May Southern Lycoming

Mostly cloudy. Areas of fog. Near steady temperature in the upper 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montoursville Temperature Statistics

May Temperature

Williamsport - Lycoming County Airport (0.6 miles)

  • Lowest 12 May, 2025

    42.7 °F

  • Average May

    61.9 °F

  • Highest 2 May, 2025

    81.6 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (0.6 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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