Rubicon Reservoir Weather Forecast

    • 50
    • 69

    Patchy Smoke

    • 48
    • 69

    Mostly Cloudy

    • 50
    • 69

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

    • 51
    • 70

    Mostly Sunny

    • 48
    • 66

    Partly Sunny

Today 20 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Mostly cloudy. Patchy smoke through the day. Haze early in the afternoon. Highs 66 to 76. East Winds up to 10 Mph with Gusts to around 25 Mph shifting to the southwest in the afternoon.

Tonight 20 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Mostly cloudy. Patchy smoke after midnight. Lows 46 to 56. Light Winds.

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Rubicon Reservoir Temperature Statistics

September Temperature

South Lake Tahoe, Lake Tahoe Airport (13 miles)

  • Lowest 14 September, 2026

    28.7 °F

  • Average September

    54.1 °F

  • Highest 10 September, 2026

    83.6 °F

Climate (2021–2026)

South Lake Tahoe, Lake Tahoe Airport (13 miles)

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  • Average Low 2021–2026

    31 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    59.7 °F
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