Upper Blue Lake Weather Forecast

    • 41
    • 64

    Sunny

    • 39
    • 59

    Sunny

    • 38
    • 56

    Sunny

    • 43
    • 64

    Mostly Sunny

    • 46
    • 70

    Partly Sunny

    • 46
    • 68

    Partly Sunny

    • 45
    • 67

    Partly Sunny

Today 15 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Sunny. Highs 65 to 75.

Tonight 15 Sep Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50

Clear. Lows 40 to 50. South Winds up to 10 Mph with Gusts to around 25 Mph.

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Upper Blue Lake Temperature Statistics

September Temperature

South Lake Tahoe, Lake Tahoe Airport (18 miles)

  • Lowest 7 September, 2026

    32.6 °F

  • Average September

    55.7 °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

    31.1 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    59.7 °F
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