Thornbury Weather Forecast

    • 36
    • 56

    Increasing Clouds

    • 48
    • 67

    Partly Sunny

    • 41
    • 63

    Mostly Sunny

    • 50
    • 64

    Mostly Cloudy

    • 60
    • 77

    Mostly Cloudy

    • 63
    • 84

    Partly Sunny

Today 9 Apr Eastern Chester

Areas of frost late this morning. Mostly sunny. Highs in the mid 50s. South Winds 5 to 10 Mph.

Tonight 9 Apr Eastern Chester

Mostly clear in the Evening, then becoming partly cloudy. Patchy frost after midnight. Lows in the mid 30s. South Winds around 5 Mph.

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Thornbury Temperature Statistics

April Temperature

Chester County Airport (16.2 miles)

  • Lowest 7 April, 2026

    35.4 °F

  • Average April

    53.9 °F

  • Highest 4 April, 2026

    79.9 °F

Climate (2021–Present)

Chester County Airport (16.2 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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