Canandaigua Weather Forecast

    • 50
    • 71

    Slight Chance Rain Showers

    • 61
    • 79

    Partly Sunny

    • 63
    • 81

    Mostly Cloudy

    • 66
    • 81

    Chance Rain Showers

    • 69
    • 85

    Chance Rain Showers

    • 66
    • 85

    Chance Rain Showers

Today 28 Aug Ontario

Sunny. Highs Ranging from the mid 60s on the Hilltops to the lower 70s across the lower Elevations. Northwest Winds 10 to 15 Mph.

Tonight 28 Aug Ontario

Mainly clear with some patchy fog developing after midnight. Lows in the lower 50s. Northwest Winds 10 Mph or less.

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Canandaigua Temperature Statistics

August Temperature

Penn Yan, Penn Yan Airport (20.5 miles)

  • Lowest 20 August, 2026

    55 °F

  • Average August

    69.7 °F

  • Highest 5 August, 2026

    88 °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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