Canandaigua Weather Forecast

    • 44
    • 62

    Becoming Sunny

    • 49
    • 72

    Partly Sunny

    • 48
    • 68

    Mostly Sunny

    • 50
    • 70

    Partly Sunny

    • 52
    • 72

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

Today 30 May Ontario

Mostly cloudy late this Morning, then clearing. Cool with Highs Ranging from the mid 50s on the Hilltops to the lower 60s across the lower Elevations. North Winds 10 to 15 Mph.

Tonight 30 May Ontario

Clear. Lows in the mid 40s. North Winds 5 to 10 Mph, becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Canandaigua Temperature Statistics

May Temperature

Penn Yan, Penn Yan Airport (20.5 miles)

  • Lowest 7 May, 2026

    32 °F

  • Average May

    55.4 °F

  • Highest 18 May, 2026

    90 °F

Climate (2021–Present)

Penn Yan, Penn Yan Airport (20.5 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    59.1 °F
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