Lock Haven Weather Forecast

    • 44
    • 61

    Rain Showers

    • 36
    • 60

    Partly Sunny

    • 33
    • 57

    Chance Rain Showers

    • 33
    • 56

    Partly Sunny

    • 38
    • 57

    Mostly Cloudy

    • 41
    • 60

    Chance Rain Showers

Today 29 Apr Southern Clinton

Cloudy. A chance of Showers in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Highs in the upper 50s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 29 Apr Southern Clinton

Showers with a chance of Thunderstorms in the Evening, then Showers after midnight. Lows in the lower 40s. East Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lock Haven Temperature Statistics

April Temperature

Williamsport - Lycoming County Airport (28 miles)

  • Lowest 8 April, 2026

    22.6 °F

  • Average April

    56 °F

  • Highest 16 April, 2026

    90.6 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (28 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    63.3 °F
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