Rainbow Falls Reservoir Weather Forecast

    • 30
    • 34

    Slight Chance Rain/Snow

    • 9
    • 36

    Chance Snow

    • -10
    • 15

    Partly Sunny

    • 2
    • 16

    Partly Sunny

    • 22
    • 33

    Chance Snow

    • 23
    • 36

    Mostly Sunny

Today 27 Feb Southeastern St. Lawrence

Mostly cloudy with a 20 percent chance of snow Showers. Near steady temperature in the lower 30s. Southwest Winds around 10 Mph.

Tonight 27 Feb Southeastern St. Lawrence

Partly cloudy. Lows around 30. South Winds 15 to 20 Mph. Gusts up to 40 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rainbow Falls Reservoir Temperature Statistics

February Temperature

Massena, Massena International-Richards Field (29.2 miles)

  • Lowest 9 February, 2026

    -12.4 °F

  • Average February

    15.8 °F

  • Highest 17 February, 2026

    38.6 °F

Climate (2021–Present)

Massena, Massena International-Richards Field (29.2 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    55.9 °F
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