Cornwall Weather Forecast

    • 26
    • 39

    Snow Likely

    • 23
    • 37

    Rain/Snow

    • 23
    • 37

    Partly Sunny

    • 13
    • 37

    Partly Sunny

    • 24
    • 29

    Chance Wintry Mix

    • 26
    • 37

    Slight Chance Freezing Rain

Today 1 Dec Lebanon

Mostly sunny. Highs in the upper 30s. Northwest Winds 10 to 15 Mph.

Tonight 1 Dec Lebanon

Mostly cloudy. A chance of snow after midnight. Snow accumulation up to 1 inch possible. Lows in the mid 20s. East Winds around 5 Mph. Chance of snow 40 percent.

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Cornwall Temperature Statistics

December Temperature

Lancaster, Lancaster Airport (11.8 miles)

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  • Average December

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Climate (2020–Present)

Lancaster, Lancaster Airport (11.8 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.9 °F

  • Average High 2020–2025

    65.5 °F
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