Lock Haven Weather Forecast

    • 21
    • 30

    Cloudy

    • 25
    • 40

    Mostly Cloudy

    • 19
    • 39

    Slight Chance Rain/Snow

    • 11
    • 29

    Partly Sunny

    • 25
    • 34

    Chance Rain/Snow

    • 28
    • 41

    Rain/Snow Likely

Today 5 Dec Southern Clinton

Cloudy with patchy very light freezing drizzle. Near steady temperature in the mid 20s. South Winds around 5 Mph.

Tonight 5 Dec Southern Clinton

Cloudy with patchy very light freezing drizzle. Not as cool with Lows around 20. South Winds around 5 Mph.

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Lock Haven Temperature Statistics

December Temperature

Williamsport - Lycoming County Airport (28 miles)

  • Lowest 1 December, 2025

    24.1 °F

  • Average December

    32 °F

  • Highest 1 December, 2025

    37 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (28 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63.3 °F
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