Wallace Weather Forecast

    • 11
    • 30

    Decreasing Clouds

    • 27
    • 33

    Mostly Cloudy

    • 31
    • 44

    Chance Rain

    • 25
    • 41

    Chance Rain/Snow

    • 19
    • 36

    Chance Snow

    • 18
    • 30

    Slight Chance Snow

Today 8 Dec Western Chester

Partly sunny. Colder with Highs around 30. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 8 Dec Western Chester

Mostly cloudy in the Evening, then clearing. Cold with Lows around 13. North Winds 5 to 10 Mph.

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Wallace Temperature Statistics

December Temperature

Chester County Airport (9.3 miles)

  • Lowest 5 December, 2025

    21.2 °F

  • Average December

    31 °F

  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Chester County Airport (9.3 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    63 °F
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