Ershim Lake Weather Forecast

    • 28
    • 44

    Becoming Sunny

    • 30
    • 46

    Mostly Sunny

    • 32
    • 50

    Mostly Sunny

    • 33
    • 51

    Mostly Sunny

    • 33
    • 51

    Sunny

    • 32
    • 51

    Mostly Sunny

Today 7 Dec Kaiser to Rodgers Ridge

Sunny. Highs 43 to 53. Northeast Winds up to 5 Mph shifting to the southwest in the afternoon.

Tonight 7 Dec Kaiser to Rodgers Ridge

Mostly clear. Near steady temperature in the mid 30s. Northeast Winds up to 10 Mph.

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Ershim Lake Temperature Statistics

December Temperature

Mammoth Yosemite Airport (30.4 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 (30.4 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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