Black River Bay Weather Forecast

    • 6
    • 18

    Mostly Cloudy

    • -2
    • 25

    Snow Showers

    • -12
    • 6

    Cold

    • -2
    • 7

    Cold

    • 6
    • 18

    Partly Sunny

    • 7
    • 21

    Mostly Cloudy

Today 5 Feb Jefferson

Partly sunny and cold with Highs 15 to 20. Light west Winds.

Tonight 5 Feb Jefferson

Mostly cloudy. Lows zero to 5 above. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black River Bay Temperature Statistics

February Temperature

Watertown, Watertown International Airport (4.3 miles)

  • Lowest 1 February, 2026

    -0.9 °F
  • Average February

    10.3 °F
  • Highest 2 February, 2026

    21 °F

Climate (2021–Present)

Watertown, Watertown International Airport (4.3 miles)

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  • Average Low 2021–2026

    38.6 °F
  • Average 2021–2026

    48.4 °F
  • Average High 2021–2026

    57.5 °F
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