Exton Weather Forecast

    • 19
    • 33

    Slight Chance Snow Showers

    • 26
    • 34

    Partly Sunny

    • 23
    • 41

    Slight Chance Snow

    • 16
    • 31

    Partly Sunny

    • 12
    • 30

    Mostly Cloudy

    • 11
    • 22

    Partly Sunny

Today 15 Jan Eastern Chester

Partly sunny. A slight chance of snow this morning. Much cooler with Highs in the lower 30s. Temperature falling into the upper 20s this afternoon. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

Tonight 15 Jan Eastern Chester

Mostly cloudy in the Evening, then clearing. Colder with Lows around 19. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Exton Temperature Statistics

January Temperature

Chester County Airport (13 miles)

  • Lowest 3 January, 2026

    15.6 °F

  • Average January

    33.7 °F

  • Highest 7 January, 2026

    53.6 °F

Climate (2021–Present)

Chester County Airport (13 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    63 °F
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