Emerald Lake Weather Forecast

    • 27
    • 38

    Blizzard

    • 23
    • 33

    Blizzard

    • 19
    • 28

    Blizzard

    • 10
    • 23

    Blizzard

    • 14
    • 25

    Chance Snow

    • 17
    • 27

    Partly Sunny

Today 23 Dec Upper San Joaquin River

Mostly cloudy. Chance of snow and rain in the Morning, then slight chance of rain and snow early in the afternoon. Chance of snow and rain late in the afternoon. Highs 32 to 48. South Winds 10 to 15 Mph with Gusts to around 45 Mph. Chance of precipitation 50 percent.

Tonight 23 Dec Upper San Joaquin River

Breezy. Chance of snow and rain in the Evening, then snow and rain after midnight. Precipitation may be heavy at Times. Snow accumulation up to 27 Inches. Snow level above 8000 feet. Near steady temperature in the lower 30s. South Winds 10 to 15 Mph with Gusts to around 50 Mph increasing to 15 to 25 Mph with Gusts to around 60 Mph after midnight. Chance of precipitation near 100 percent.

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Emerald Lake Temperature Statistics

December Temperature

Mammoth Yosemite Airport (18.6 miles)

  • Lowest 4 December, 2025

    10.4 °F

  • Average December

    39.3 °F

  • Highest 11 December, 2025

    66.2 °F

Climate (2020–Present)

Mammoth Yosemite Airport (18.6 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    60.9 °F
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