Berwyn Weather Forecast

    • 20
    • 31

    Mostly Cloudy

    • 7
    • 29

    Snow Showers Likely

    • 2
    • 16

    Slight Chance Snow Showers

    • 22
    • 27

    Rain/Snow Likely

    • 23
    • 35

    Rain/Snow

    • 15
    • 27

    Snow Showers

Today 6 Dec Onondaga

Partly sunny. A slight chance of snow Showers this afternoon. Highs in the mid 30s. Southwest Winds 5 to 10 Mph. Chance of snow 20 percent.

Tonight 6 Dec Onondaga

Partly cloudy with a slight chance of snow Showers in the Evening, then mostly cloudy with a chance of snow Showers after midnight. Lows in the lower 20s. West Winds 5 to 10 Mph. Chance of snow 40 percent.

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Berwyn Temperature Statistics

December Temperature

Syracuse, Syracuse Hancock International Airport (16.8 miles)

  • Lowest 3 December, 2025

    12.9 °F

  • Average December

    26.2 °F

  • Highest 1 December, 2025

    35.1 °F

Climate (2020–Present)

Syracuse, Syracuse Hancock International Airport (16.8 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    60.8 °F
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