Lock Haven Weather Forecast

    • 62
    • 82

    Decreasing Clouds

    • 63
    • 84

    Rain Showers Likely

    • 59
    • 82

    Partly Sunny

    • 59
    • 82

    Mostly Sunny

    • 65
    • 84

    Partly Sunny

    • 68
    • 87

    Mostly Cloudy

Today 26 Aug Southern Clinton

Patchy fog in the morning. Partly sunny. Highs around 80. South Winds around 5 Mph.

Tonight 26 Aug Southern Clinton

Partly cloudy. Patchy fog. Lows in the mid 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lock Haven Temperature Statistics

August Temperature

Williamsport - Lycoming County Airport (28 miles)

  • Lowest 21 August, 2026

    56.6 °F

  • Average August

    73.7 °F

  • Highest 6 August, 2026

    89.7 °F

Climate (2021–2026)

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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