Marsh Creek Reservoir Weather Forecast

    • 57
    • 75

    Chance Rain Showers

    • 60
    • 81

    Mostly Sunny

    • 63
    • 85

    Rain Showers Likely

    • 64
    • 85

    Chance Thunderstorms

    • 64
    • 83

    Chance Thunderstorms

    • 64
    • 86

    Slight Chance Thunderstorms

Today 23 Jun Western Chester

A slight chance of Thunderstorms in the morning. Mostly cloudy with a chance of Showers. Not as warm. Humid with Highs in the mid 70s. Northwest Winds around 5 Mph, becoming north 10 to 15 Mph in the afternoon. Chance of rain 50 percent.

Tonight 23 Jun Western Chester

Partly cloudy in the Evening, then clearing. Cooler. Less humid with Lows in the upper 50s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

Marsh Creek Reservoir Temperature Statistics

June Temperature

Chester County Airport (9.3 miles)

  • Lowest 2 June, 2026

    44.4 °F

  • Average June

    71.4 °F

  • Highest 12 June, 2026

    91.6 °F

Climate (2021–2026)

Chester County Airport (9.3 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    63 °F
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