Penn Hill Weather Forecast

    • 25
    • 41

    Gradual Clearing

    • 24
    • 40

    Mostly Cloudy

    • 16
    • 31

    Partly Sunny

    • 27
    • 35

    Mostly Cloudy

    • 31
    • 43

    Chance Rain Showers

    • 26
    • 42

    Slight Chance Freezing Rain

Today 6 Dec Lancaster

Mostly cloudy. Not as cool with Highs in the lower 40s. West Winds around 5 Mph.

Tonight 6 Dec Lancaster

Cloudy. Near steady temperature in the mid 20s. Light and variable Winds.

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Penn Hill Temperature Statistics

December Temperature

Chester County Airport (21.1 miles)

  • Lowest 3 December, 2025

    26.6 °F

  • Average December

    33.5 °F

  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Chester County Airport (21.1 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    63 °F
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