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Mammoth Mountain Weather Forecast - 7 to 16 days - 2nd October 2026

Mammoth Mountain Weather

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Weather Forecast for Mammoth Mountain (7,874ft to 11,056ft)

Weather Outlook from 2 October.

Mammoth Mountain Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Mammoth Mountain Weather Forecast updated at 04:43 PDT, next update expected imminently.

Long-range Snow Outlook for Mammoth Mountain

 
Snowfall

 
Snow Line

Max 77°F
Min 47°F

Snow unlikely

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Mammoth Mountain Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Mammoth Mountain from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Fri
02
Cloud

Cloudy.

Max 73°F
Min 53°F
Sat
03
Clear

Clear sky.

Max 74°F
Min 53°F
Sun
04
Cloud

Cloudy.

Max 77°F
Min 48°F
Mon
05
Clear

Clear sky.

Max 74°F
Min 48°F
Tue
06
Clear

Clear sky.

Max 72°F
Min 47°F
Wed
07
Clear

Clear sky.

Max 74°F
Min 48°F
Thu
08
Clear

Clear sky.

Max 73°F
Min 49°F

No significant snowfall is forecast for this period.

This Snow Forecast for Mammoth Mountain, United States gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Mammoth Mountain, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Mammoth Mountain Weather Forecast updated at 04:43 PDT, next update expected imminently.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Mammoth Mountain.

For more information about this American Ski Resort, See Also Skiing and Snowboarding in Mammoth Mountain .

Off-Piste Safety in Mammoth Mountain

Before skiing or snowboarding off-piste in Mammoth Mountain, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.