Chester County G O Carlson Airport Weather Forecast

    • 65
    • 79

    Patchy Fog

    • 66
    • 82

    Partly Sunny

    • 71
    • 85

    Mostly Sunny

    • 74
    • 90

    Slight Chance Thunderstorms

    • 72
    • 87

    Chance Thunderstorms

    • 70
    • 82

    Chance Thunderstorms

    • 70
    • 84

    Slight Chance Thunderstorms

Today 22 Jul Western Chester

Mostly sunny. Highs around 80. Northeast Winds around 5 Mph.

Tonight 22 Jul Western Chester

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 60s. East Winds around 5 Mph.

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Chester County G O Carlson Airport Temperature Statistics

July Temperature

Chester County Airport (0 miles)

  • Lowest 5 July, 2025

    59 °F

  • Average July

    76.1 °F

  • Highest 8 July, 2025

    89.6 °F

Climate (2020–Present)

Chester County Airport (0 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.1 °F
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