Ershim Lake Weather Forecast

    • 27
    • 45

    Sunny

    • 29
    • 47

    Mostly Sunny

    • 28
    • 45

    Partly Sunny

    • 27
    • 45

    Mostly Sunny

    • 26
    • 44

    Mostly Sunny

    • 24
    • 41

    Partly Sunny

Today 16 Jan Kaiser to Rodgers Ridge

Sunny. Highs 44 to 56. Northeast Winds up to 15 Mph.

Tonight 16 Jan Kaiser to Rodgers Ridge

Clear. Lows 26 to 38. Northeast Winds 5 to 15 Mph.

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  • Temperature Real-Time

Ershim Lake Temperature Statistics

January Temperature

Mammoth Yosemite Airport (30.4 miles)

  • Lowest 10 January, 2026

    -2.2 °F

  • Average January

    21 °F

  • Highest 3 January, 2026

    39.2 °F

Climate (2021–Present)

Mammoth Yosemite Airport (30.4 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    60.7 °F
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