Half Dome Weather Forecast

    • 53
    • 69

    Mostly Sunny

    • 56
    • 74

    Sunny

    • 56
    • 76

    Mostly Sunny

    • 55
    • 75

    Mostly Sunny

    • 53
    • 72

    Partly Sunny

    • 51
    • 68

    Chance Rain Showers

Today 14 Sep Yosemite NP outside of the valley

Sunny. Highs 58 to 70. South Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 14 Sep Yosemite NP outside of the valley

Mostly clear. Lows 38 to 52. East Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Half Dome Temperature Statistics

September Temperature

Mammoth Yosemite Airport (38.5 miles)

  • Lowest 7 September, 2025

    35.6 °F

  • Average September

    58.1 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

Mammoth Yosemite Airport (38.5 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    61 °F
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