Buena Vista Lake Weather Forecast

    • 54
    • 63

    Increasing Clouds

    • 56
    • 68

    Partly Sunny

    • 53
    • 67

    Mostly Sunny

    • 48
    • 62

    Mostly Sunny

    • 43
    • 57

    Mostly Sunny

    • 43
    • 55

    Mostly Sunny

Today 8 Sep Yosemite NP outside of the valley

Warmer, sunny. Highs 62 to 76. South Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 8 Sep Yosemite NP outside of the valley

Mostly cloudy. Lows 44 to 58. East Winds up to 10 Mph.

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Buena Vista Lake Temperature Statistics

September Temperature

Mammoth Yosemite Airport (36.7 miles)

  • Lowest 5 September, 2026

    33.8 °F

  • Average September

    56.2 °F

  • Highest 1 September, 2026

    71.6 °F

Climate (2021–2026)

Mammoth Yosemite Airport (36.7 miles)

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  • Average Low 2021–2026

    29.5 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    60.5 °F
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