Lake Ontario Weather Forecast

    • -9
    • 17

    Blowing Snow

    • -7
    • 6

    Cold

    • 9
    • 18

    Chance Snow

    • -2
    • 15

    Blustery

    • -11
    • 11

    Mostly Cloudy

    • -23
    • -3

    Cold

Today 18 Jan Wells

Decreasing Clouds. Isolated snow Showers late in the morning. Blowing and Drifting snow. Very windy. Highs 15 to 20. Temperature falling in the afternoon. Northwest Winds 25 to 35 Mph with Gusts up to 45 Mph. Chance of snow 20 percent. Wind Chills around 25 below in the afternoon.

Tonight 18 Jan Wells

Patchy blowing and Drifting snow in the evening. Partly cloudy. Brisk. Lows around 10 below. Northwest Winds 20 to 25 Mph with Gusts up to 35 Mph, Diminishing to around 15 Mph with Gusts up to 25 Mph after midnight. Wind Chills around 30 below.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Ontario Temperature Statistics

January Temperature

Harvey Municipal Airport (21.1 miles)

  • Lowest 16 January, 2026

    -4 °F

  • Average January

    21.5 °F

  • Highest 7 January, 2026

    41 °F

Climate (2021–Present)

Harvey Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    30.2 °F

  • Average 2021–2026

    41.2 °F

  • Average High 2021–2026

    51.9 °F
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