South Bristol Weather Forecast

    • 24
    • 28

    Snow

    • 19
    • 38

    Snow

    • 20
    • 24

    Chance Snow Showers

    • 20
    • 28

    Chance Snow Showers

    • 16
    • 27

    Chance Snow Showers

    • 11
    • 21

    Chance Snow Showers

Today 9 Dec Ontario

Cloudy. Snow Showers likely late. Little or no accumulation. Highs Ranging from the mid 20s on the Hilltops to the upper 20s across the lower Elevations. South Winds 10 to 15 Mph. Chance of snow 70 percent.

Tonight 9 Dec Ontario

Mostly cloudy. Snow overnight. Little or no accumulation. Not as cold. Early evening Lows Ranging from the lower 20s on the Hilltops to the mid 20s across the lower Elevations, then Temperatures rising into the lower 30s. South Winds 10 to 15 Mph. Chance of snow 80 percent.

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South Bristol Temperature Statistics

December Temperature

Penn Yan, Penn Yan Airport (18.6 miles)

  • Lowest 4 December, 2025

    3 °F
  • Average December

    26 °F
  • Highest 6 December, 2025

    36 °F

Climate (2020–Present)

Penn Yan, Penn Yan Airport (18.6 miles)

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  • Average Low 2020–2025

    42 °F
  • Average 2020–2025

    50.6 °F
  • Average High 2020–2025

    59.2 °F
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