Canandaigua Weather Forecast

    • 36
    • 60

    Partly Sunny

    • 32
    • 56

    Mostly Sunny

    • 38
    • 61

    Mostly Sunny

    • 45
    • 66

    Partly Sunny

    • 41
    • 65

    Mostly Cloudy

    • 35
    • 53

    Mostly Cloudy

Today 22 Oct Ontario

Mostly sunny. Highs in the lower 60s.

Tonight 22 Oct Ontario

Cloudy Early, then clearing. Lows in the mid 30s. Northwest Winds around 10 Mph, becoming light.

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Canandaigua Temperature Statistics

October Temperature

Penn Yan, Penn Yan Airport (20.5 miles)

  • Lowest 17 October, 2026

    32 °F

  • Average October

    55.1 °F

  • Highest 13 October, 2026

    84 °F

Climate (2021–2026)

Penn Yan, Penn Yan Airport (20.5 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    50.2 °F

  • Average High 2021–2026

    58.9 °F
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