Upper Blue Lake Weather Forecast

    • 42
    • 59

    Mostly Sunny

    • 42
    • 60

    Partly Sunny

    • 34
    • 54

    Partly Sunny

    • 36
    • 55

    Mostly Sunny

    • 40
    • 62

    Mostly Sunny

    • 42
    • 66

    Sunny

Today 25 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Mostly sunny. Highs 59 to 69. Southwest Winds 10 to 15 Mph with Gusts to around 40 Mph.

Tonight 25 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Mostly clear. Lows 42 to 52. South Winds up to 10 Mph with Gusts to around 30 Mph.

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Upper Blue Lake Temperature Statistics

September Temperature

South Lake Tahoe, Lake Tahoe Airport (18 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 (18 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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