Canandaigua Weather Forecast

    • 67
    • 78

    Rain Showers

    • 51
    • 75

    Partly Sunny

    • 53
    • 71

    Mostly Sunny

    • 65
    • 79

    Chance Rain Showers

    • 58
    • 80

    Chance Rain Showers

    • 61
    • 75

    Mostly Cloudy

    • 61
    • 84

    Chance Rain Showers

Today 9 Sep Ontario

Showers likely Early, then Showers with a chance of Thunderstorms late. Highs Ranging from the mid 70s on the Hilltops to the upper 70s across the lower Elevations. Southwest Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 9 Sep Ontario

Showers with a chance of Thunderstorms this Evening, then a chance of Showers after midnight. Warm with Lows in the upper 60s. Southwest Winds 5 to 10 Mph, becoming west. Chance of rain 80 percent.

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  • Temperature Real-Time

Canandaigua Temperature Statistics

September Temperature

Penn Yan, Penn Yan Airport (20.5 miles)

  • Lowest 6 September, 2026

    51.1 °F

  • Average September

    69 °F

  • Highest 1 September, 2026

    82.9 °F

Climate (2021–2026)

Penn Yan, Penn Yan Airport (20.5 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59 °F
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