Coatesville Weather Forecast

    • 67
    • 80

    Rain Showers Likely

    • 54
    • 72

    Rain Showers

    • 51
    • 70

    Mostly Sunny

    • 54
    • 72

    Mostly Sunny

    • 54
    • 71

    Mostly Sunny

    • 56
    • 73

    Mostly Sunny

    • 54
    • 75

    Slight Chance Rain Showers

Today 22 Sep Western Chester

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coatesville Temperature Statistics

September Temperature

Chester County Airport (1.9 miles)

  • Lowest 11 September, 2021

    51.8 °F

  • Average September

    69 °F

  • Highest 14 September, 2021

    84.2 °F

Climate (2010–Present)

Chester County Airport (1.9 miles)

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  • Average Low 2010–Present

    46.6 °F

  • Average 2010–Present

    54.7 °F

  • Average High 2010–Present

    62.8 °F
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