Sylvan Dell Weather Forecast

    • 68
    • 92

    Chance Thunderstorms

    • 61
    • 92

    Rain Showers

    • 61
    • 89

    Mostly Sunny

    • 57
    • 89

    Chance Thunderstorms

    • 57
    • 79

    Chance Rain Showers

    • 56
    • 77

    Chance Rain Showers

Today 11 Jun Southern Lycoming

Partly sunny. A chance of Showers and Thunderstorms in the afternoon. Hot with Highs around 90. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 11 Jun Southern Lycoming

Mostly cloudy with a slight chance of Showers and Thunderstorms. Patchy fog. Lows in the upper 60s. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sylvan Dell Temperature Statistics

June Temperature

Williamsport - Lycoming County Airport (1.2 miles)

  • Lowest 1 June, 2026

    45.6 °F

  • Average June

    67.9 °F

  • Highest 5 June, 2026

    90.6 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (1.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.2 °F
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