Union Center Weather Forecast

    • 53
    • 75

    Partly Sunny

    • 53
    • 70

    Mostly Cloudy

    • 54
    • 78

    Mostly Sunny

    • 46
    • 73

    Mostly Sunny

    • 52
    • 71

    Partly Sunny

    • 53
    • 70

    Mostly Cloudy

Today 16 Sep Tioga

Patchy dense fog this morning. Mostly sunny. Highs in the upper 70s. Light and variable Winds, becoming northeast around 5 Mph this afternoon.

Tonight 16 Sep Tioga

Partly cloudy. Lows in the lower 50s. East Winds around 5 Mph, becoming south after midnight.

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Union Center Temperature Statistics

September Temperature

Williamsport - Lycoming County Airport (25.5 miles)

  • Lowest 8 September, 2025

    44.1 °F

  • Average September

    64 °F

  • Highest 13 September, 2025

    86 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (25.5 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    63.3 °F
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