Wallace Weather Forecast

    • 66
    • 84

    Chance Thunderstorms

    • 69
    • 84

    Chance Rain Showers

    • 70
    • 89

    Slight Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

    • 66
    • 87

    Chance Thunderstorms

    • 62
    • 83

    Chance Rain Showers

Today 30 Aug Western Chester

Partly sunny. Patchy fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 30 Aug Western Chester

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. Southwest Winds around 5 Mph, becoming west around 5 Mph after midnight. Chance of rain 50 percent.

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Wallace Temperature Statistics

August Temperature

Chester County Airport (9.3 miles)

  • Lowest 25 August, 2026

    55.6 °F

  • Average August

    73.2 °F

  • Highest 9 August, 2026

    87.6 °F

Climate (2021–2026)

Chester County Airport (9.3 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    62.9 °F
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