Loon Lake Weather Forecast

    • 51
    • 65

    Mostly Cloudy

    • 60
    • 66

    Rain Showers

    • 44
    • 67

    Mostly Cloudy

    • 44
    • 63

    Mostly Sunny

    • 56
    • 72

    Partly Sunny

    • 51
    • 72

    Chance Rain Showers

    • 47
    • 65

    Chance Rain Showers

Today 8 Sep Southern Franklin

Mostly cloudy. Scattered Showers, mainly this morning. Highs in the upper 60s. Light and variable Winds. Chance of rain 50 percent.

Tonight 8 Sep Southern Franklin

Partly cloudy until Midnight, then becoming mostly cloudy. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Loon Lake Temperature Statistics

September Temperature

Saranac Lake, Adirondack Regional Airport (13 miles)

  • Lowest 6 September, 2026

    43 °F

  • Average September

    61.5 °F

  • Highest 3 September, 2026

    77.6 °F

Climate (2021–2026)

Saranac Lake, Adirondack Regional Airport (13 miles)

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  • Average Low 2021–2026

    30.7 °F

  • Average 2021–2026

    42.5 °F

  • Average High 2021–2026

    53.6 °F
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