Henderson Bay Weather Forecast

    • 22
    • 52

    Rain

    • 20
    • 30

    Partly Sunny

    • 27
    • 32

    Slight Chance Snow Showers

    • 36
    • 44

    Mostly Cloudy

    • 36
    • 46

    Chance Rain Showers

    • 39
    • 48

    Rain Showers Likely

    • 38
    • 49

    Rain Showers Likely

Today 26 Mar Jefferson

Mostly cloudy. A chance of rain Early, then rain late. Near steady Temperatures Ranging from the upper 40s along the lake Ontario shore to around 50 inland. Southwest Winds 10 Mph or Less, becoming west. Chance of rain 90 percent.

Tonight 26 Mar Jefferson

Rain this Evening, then rain Showers likely with a chance of snow Showers after midnight. A chance of snow Showers late. Lows 15 to 20. Light Winds, becoming north 10 to 15 Mph. Chance of precipitation 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Henderson Bay Temperature Statistics

March Temperature

Watertown, Watertown International Airport (9.9 miles)

  • Lowest 2 March, 2026

    -2.3 °F

  • Average March

    33.4 °F

  • Highest 9 March, 2026

    67.6 °F

Climate (2021–Present)

Watertown, Watertown International Airport (9.9 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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