Mammoth Mountain Ski Area Weather Forecast

    • 43
    • 55

    Breezy

    • 43
    • 57

    Breezy

    • 44
    • 57

    Mostly Sunny

    • 47
    • 59

    Mostly Sunny

    • 47
    • 57

    Slight Chance Rain Showers

    • 47
    • 59

    Slight Chance Rain Showers

Today 2 Sep Mono

Mostly cloudy in the morning then clearing. Highs 64 to 74. Southwest Winds 10 to 20 Mph. Gusts up to 30 Mph in the afternoon. Ridge Gusts up to 60 Mph in the morning.

Tonight 2 Sep Mono

Clear. Lows 33 to 43. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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Mammoth Mountain Ski Area Temperature Statistics

September Temperature

Mammoth Yosemite Airport (10.6 miles)

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  • Average September

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Climate (2021–2026)

Mammoth Yosemite Airport (10.6 miles)

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  • Average Low 2021–2026

    29.5 °F

  • Average 2021–2026

    45.7 °F

  • Average High 2021–2026

    60.6 °F
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