South Bristol Weather Forecast

    • 39
    • 51

    Rain Showers Likely

    • 40
    • 50

    Rain Showers Likely

    • 38
    • 49

    Chance Rain Showers

    • 32
    • 48

    Partly Sunny

    • 33
    • 48

    Mostly Sunny

    • 35
    • 50

    Partly Sunny

    • 38
    • 51

    Chance Rain Showers

Today 23 Oct Ontario

Mostly cloudy. A chance of Showers Early, then Showers likely late. Highs Ranging from the mid 40s on the Hilltops to the lower 50s across the lower Elevations. West Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 23 Oct Ontario

Mostly cloudy. A chance of Showers through the early overnight. Lows in the upper 30s. West Winds around 10 Mph, becoming light. Chance of rain 50 percent.

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South Bristol Temperature Statistics

October Temperature

Penn Yan, Penn Yan Airport (18.6 miles)

  • Lowest 9 October, 2025

    32 °F

  • Average October

    56 °F

  • Highest 6 October, 2025

    84 °F

Climate (2020–Present)

Penn Yan, Penn Yan Airport (18.6 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    59.4 °F
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