Ershim Lake Weather Forecast

    • 43
    • 63

    Mostly Sunny

    • 44
    • 64

    Increasing Clouds

    • 41
    • 57

    Chance Rain

    • 38
    • 49

    Chance Rain Showers

    • 39
    • 55

    Chance Rain Showers

    • 41
    • 57

    Mostly Sunny

    • 43
    • 60

    Slight Chance Thunderstorms

Today 16 Sep Kaiser to Rodgers Ridge

Sunny. Highs 62 to 74. Southeast Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 16 Sep Kaiser to Rodgers Ridge

Mostly clear. Lows 42 to 54. Northeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ershim Lake Temperature Statistics

September Temperature

Mammoth Yosemite Airport (30.4 miles)

  • Lowest 7 September, 2025

    35.6 °F

  • Average September

    57.4 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

Mammoth Yosemite Airport (30.4 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    61 °F
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