Lake Ontario Weather Forecast

    • 45
    • 63

    Mostly Cloudy

    • 51
    • 74

    Partly Sunny

    • 41
    • 75

    Partly Sunny

    • 35
    • 50

    Chance Rain Showers

    • 31
    • 46

    Slight Chance Rain Showers

    • 33
    • 52

    Partly Sunny

Today 8 Oct Wells

Decreasing Clouds. Highs in the mid 60s. Southwest Winds around 5 Mph.

Tonight 8 Oct Wells

Mostly cloudy. Lows in the lower 40s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Ontario Temperature Statistics

October Temperature

Harvey Municipal Airport (21.1 miles)

  • Lowest 2 October, 2026

    33.8 °F

  • Average October

    51.2 °F

  • Highest 5 October, 2026

    73.4 °F

Climate (2021–2026)

Harvey Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    41.1 °F

  • Average High 2021–2026

    51.7 °F
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