South Bristol Weather Forecast

    • 39
    • 60

    Rain

    • 32
    • 50

    Mostly Cloudy

    • 30
    • 49

    Slight Chance Rain Showers

    • 31
    • 47

    Mostly Cloudy

    • 37
    • 48

    Slight Chance Rain Showers

    • 39
    • 53

    Chance Rain Showers

Today 29 Apr Ontario

Rain this afternoon. Highs Ranging from the upper 50s on the Hilltops to the lower 60s across the lower Elevations. Light Winds, becoming southeast 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 29 Apr Ontario

Rain in the Evening, then a chance of Showers overnight. Cooler with Lows Ranging from the upper 30s on the Hilltops to the lower 40s across the lower Elevations. West Winds 5 to 10 Mph, increasing to 10 to 15 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Bristol Temperature Statistics

April Temperature

Penn Yan, Penn Yan Airport (18.6 miles)

  • Lowest 8 April, 2026

    18 °F

  • Average April

    49.3 °F

  • Highest 16 April, 2026

    80.1 °F

Climate (2021–Present)

Penn Yan, Penn Yan Airport (18.6 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    59.2 °F
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