Loon Lake Weather Forecast

    • 47
    • 70

    Sunny

    • 51
    • 76

    Sunny

    • 52
    • 78

    Sunny

    • 51
    • 77

    Mostly Sunny

    • 51
    • 75

    Mostly Sunny

    • 48
    • 71

    Partly Sunny

Today 14 Sep West Slope Northern Sierra Nevada

Sunny. Highs 61 to 76 higher Elevations. 72 to 84 lower Elevations. Prevailing south Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 14 Sep West Slope Northern Sierra Nevada

Clear. Lows 41 to 56 higher Elevations. 51 to 66 lower Elevations. Prevailing west Winds up to 10 Mph shifting to the east after midnight.

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Loon Lake Temperature Statistics

September Temperature

South Lake Tahoe, Lake Tahoe Airport (18 miles)

  • Lowest 11 September, 2025

    33.1 °F

  • Average September

    57.9 °F

  • Highest 1 September, 2025

    81 °F

Climate (2020–Present)

South Lake Tahoe, Lake Tahoe Airport (18 miles)

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  • Average Low 2020–2025

    31.2 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    59.7 °F
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