Happy Isles Weather Forecast

    • 51
    • 71

    Mostly Sunny

    • 54
    • 71

    Mostly Sunny

    • 54
    • 75

    Mostly Sunny

    • 54
    • 76

    Sunny

    • 55
    • 76

    Sunny

    • 56
    • 76

    Sunny

Today 15 Mar Yosemite Valley

Sunny. Highs 67 to 73. Southeast Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 15 Mar Yosemite Valley

Mostly clear. Lows 49 to 57. Northeast Winds up to 10 Mph.

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Happy Isles Temperature Statistics

March Temperature

Mammoth Yosemite Airport (39.8 miles)

  • Lowest 4 March, 2026

    19.4 °F

  • Average March

    38.3 °F

  • Highest 13 March, 2026

    62.6 °F

Climate (2021–Present)

Mammoth Yosemite Airport (39.8 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    60.6 °F
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