South Pottstown Weather Forecast

    • 50
    • 75

    Becoming Sunny

    • 53
    • 76

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 63
    • 84

    Partly Sunny

    • 59
    • 81

    Slight Chance Thunderstorms

    • 60
    • 78

    Chance Rain Showers

Today 14 Sep Western Chester

Sunny. Less humid with Highs in the mid 70s. North Winds 10 to 15 Mph.

Tonight 14 Sep Western Chester

Clear, cooler with Lows around 50. North Winds 5 to 10 Mph.

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South Pottstown Temperature Statistics

September Temperature

Pottstown, Pottstown Limerick Airport (5 miles)

  • Lowest 8 September, 2026

    54 °F

  • Average September

    72.6 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

Pottstown, Pottstown Limerick Airport (5 miles)

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  • Average Low 2021–2026

    44.6 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64.5 °F
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