Ershim Lake Weather Forecast

    • 39
    • 62

    Sunny

    • 37
    • 60

    Sunny

    • 36
    • 57

    Mostly Sunny

    • 36
    • 56

    Sunny

    • 38
    • 59

    Sunny

    • 39
    • 61

    Mostly Sunny

Today 14 Sep Kaiser to Rodgers Ridge

Sunny. Highs 61 to 69. South Winds up to 10 Mph.

Tonight 14 Sep Kaiser to Rodgers Ridge

Clear. Lows 39 to 49. East Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ershim Lake Temperature Statistics

September Temperature

Mammoth Yosemite Airport (30.4 miles)

  • Lowest 5 September, 2026

    33.8 °F

  • Average September

    60.6 °F

  • Highest 9 September, 2026

    84.2 °F

Climate (2021–2026)

Mammoth Yosemite Airport (30.4 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    60.5 °F
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