William T. Piper Memorial Airport Weather Forecast

    • 58
    • 80

    Decreasing Clouds

    • 63
    • 88

    Partly Sunny

    • 67
    • 88

    Rain Showers Likely

    • 66
    • 80

    Rain Showers

    • 61
    • 82

    Slight Chance Rain Showers

    • 64
    • 85

    Slight Chance Thunderstorms

    • 67
    • 86

    Chance Thunderstorms

Today 30 Jul Southern Clinton

Mostly cloudy. Near steady temperature in the upper 70s. North Winds 5 to 10 Mph.

Tonight 30 Jul Southern Clinton

Partly cloudy this Evening, then clearing. Patchy fog after midnight. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

William T. Piper Memorial Airport Temperature Statistics

July Temperature

Williamsport - Lycoming County Airport (26.7 miles)

  • Lowest 24 July, 2026

    51.7 °F

  • Average July

    76.4 °F

  • Highest 2 July, 2026

    100.7 °F

Climate (2021–2026)

Williamsport - Lycoming County Airport (26.7 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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