Upper Sister Lake Weather Forecast

    • 26
    • 41

    Becoming Sunny

    • 37
    • 52

    Partly Sunny

    • 46
    • 56

    Rain

    • 30
    • 57

    Rain

    • 22
    • 37

    Partly Sunny

    • 36
    • 48

    Partly Sunny

Today 13 Mar Hamilton

Mostly sunny. Near steady temperature in the lower 40s. South Winds around 5 Mph.

Tonight 13 Mar Hamilton

Partly cloudy in the Evening, then clearing. Cold with Lows in the lower 20s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Sister Lake Temperature Statistics

March Temperature

Saranac Lake, Adirondack Regional Airport (44.7 miles)

  • Lowest 3 March, 2025

    -23.2 °F

  • Average March

    23.5 °F

  • Highest 11 March, 2025

    57 °F

Climate (2020–Present)

Saranac Lake, Adirondack Regional Airport (44.7 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    53.3 °F
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