Lake Ontario Weather Forecast

    • 61
    • 81

    Rain Showers

    • 60
    • 78

    Chance Thunderstorms

    • 62
    • 81

    Slight Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

    • 65
    • 90

    Chance Thunderstorms

    • 64
    • 85

    Chance Thunderstorms

Today 22 Jul Wells

Decreasing Clouds. A chance of Thunderstorms. Showers in the Morning, then a chance of Showers in the afternoon. Highs around 80. East Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 22 Jul Wells

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers after midnight. Lows around 60. North Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Ontario Temperature Statistics

July Temperature

Harvey Municipal Airport (21.1 miles)

  • Lowest 17 July, 2025

    41 °F

  • Average July

    68.5 °F

  • Highest 9 July, 2025

    93.2 °F

Climate (2020–Present)

Harvey Municipal Airport (21.1 miles)

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  • Average Low 2020–2025

    30 °F

  • Average 2020–2025

    41.1 °F

  • Average High 2020–2025

    51.9 °F
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