Lake Ontario Weather Forecast

    • 60
    • 81

    Mostly Sunny

    • 66
    • 87

    Mostly Sunny

    • 67
    • 94

    Chance Thunderstorms

    • 68
    • 95

    Mostly Sunny

    • 66
    • 94

    Mostly Sunny

    • 64
    • 89

    Mostly Sunny

Today 22 Jul Wells

Patchy fog early in the morning. Sunny. Highs in the lower 80s. Southwest Winds around 5 Mph.

Tonight 22 Jul Wells

Increasing Clouds. Lows in the upper 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Ontario Temperature Statistics

July Temperature

Harvey Municipal Airport (21.1 miles)

  • Lowest 8 July, 2026

    51.8 °F

  • Average July

    72.9 °F

  • Highest 12 July, 2026

    93.2 °F

Climate (2021–2026)

Harvey Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.2 °F

  • Average High 2021–2026

    51.8 °F
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