Mammoth Pool Reservoir Weather Forecast

    • 34
    • 57

    Mostly Sunny

    • 44
    • 61

    Mostly Sunny

    • 48
    • 64

    Mostly Sunny

    • 49
    • 67

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

    • 50
    • 70

    Sunny

Today 6 Dec San Joaquin River Canyon

Sunny. Highs 50 to 58. Northeast Winds up to 5 Mph shifting to the southwest in the afternoon.

Tonight 6 Dec San Joaquin River Canyon

Mostly clear. Patchy dense fog late in the night. Lows 36 to 42. Northeast Winds up to 5 Mph.

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  • Temperature Real-Time

Mammoth Pool Reservoir Temperature Statistics

December Temperature

Mammoth Yosemite Airport (31.7 miles)

  • Lowest 4 December, 2025

    10.4 °F

  • Average December

    31.9 °F

  • Highest 2 December, 2025

    59 °F

Climate (2020–Present)

Mammoth Yosemite Airport (31.7 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    60.8 °F
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