Tivoli Weather Forecast

    • 57
    • 83

    Chance Rain Showers

    • 46
    • 70

    Mostly Sunny

    • 54
    • 72

    Mostly Sunny

    • 61
    • 79

    Mostly Cloudy

    • 61
    • 80

    Chance Rain Showers

    • 57
    • 78

    Chance Rain Showers

Today 13 Sep Southern Lycoming

Cloudy with Showers likely this Morning, then mostly sunny this afternoon. Warmer with Highs in the lower 80s. West Winds around 5 Mph. Chance of rain 70 percent.

Tonight 13 Sep Southern Lycoming

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Humid with Lows in the upper 50s. West Winds around 5 Mph, becoming northwest 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 50 percent.

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Tivoli Temperature Statistics

September Temperature

Williamsport - Lycoming County Airport (12.4 miles)

  • Lowest 7 September, 2026

    52.6 °F

  • Average September

    72.9 °F

  • Highest 1 September, 2026

    92.6 °F

Climate (2021–2026)

Williamsport - Lycoming County Airport (12.4 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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