Marsh Creek Reservoir Weather Forecast

    • 27
    • 40

    Chance Rain

    • 14
    • 31

    Snow

    • 1
    • 21

    Partly Sunny

    • 2
    • 16

    Chance Snow

    • 3
    • 16

    Partly Sunny

    • 13
    • 25

    Slight Chance Snow

Today 18 Jan Western Chester

A slight chance of freezing rain in the morning. Mostly cloudy with a chance of rain. Highs around 40. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of precipitation 40 percent.

Tonight 18 Jan Western Chester

Mostly cloudy. Cold with Lows in the upper 20s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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Marsh Creek Reservoir Temperature Statistics

January Temperature

Chester County Airport (9.3 miles)

  • Lowest 7 January, 2025

    17.6 °F

  • Average January

    27.7 °F

  • Highest 1 January, 2025

    46.4 °F

Climate (2020–Present)

Chester County Airport (9.3 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63 °F
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