Westtown Weather Forecast

    • 49
    • 56

    Rain Showers Likely

    • 46
    • 64

    Chance Rain Showers

    • 47
    • 63

    Partly Sunny

    • 49
    • 66

    Partly Sunny

    • 54
    • 71

    Rain Showers Likely

    • 55
    • 65

    Chance Rain Showers

Today 22 May Eastern Chester

Showers with a slight chance of Thunderstorms. Near steady temperature in the mid 50s. East Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 22 May Eastern Chester

Cloudy. Showers likely with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Lows in the upper 40s. East Winds around 5 Mph, becoming west after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Westtown Temperature Statistics

May Temperature

Chester County Airport (16.8 miles)

  • Lowest 9 May, 2025

    44.6 °F

  • Average May

    63.8 °F

  • Highest 2 May, 2025

    82.4 °F

Climate (2020–Present)

Chester County Airport (16.8 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    63.2 °F
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