Sun Valley Weather
Weather Forecast for Sun Valley (5,741ft to 9,154ft)
Weather Outlook from 11 November.
Sun Valley Forecast
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Sun Valley Weather Forecast updated at 04:47 PST, next update expected 10:00 PST.
Long-range Snow Outlook for Sun Valley
Snowfall
Snow Line
Max 57°F
Min 27°F
4in New Snow
Snow Line from 7,280ft to 6,362ft, with rain below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
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Sun Valley Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Wed 11 | ![]() | Clear sky. | Max 57°F Min 33°F |
| Thu 12 | ![]() | Clear spells at altitude, fair below. | Max 57°F Min 40°F |
| Fri 13 | ![]() | Cloudy. | Max 52°F Min 40°F |
| Sat 14 | ![]() | up to 2in New Snow | Max 44°F Min 28°F |
| Sun 15 | ![]() | Cloudy. | Max 41°F Min 27°F |
| Mon 16 | ![]() | Cloudy. | Max 45°F Min 29°F |
| Tue 17 | ![]() | up to 2in New Snow | Max 40°F Min 33°F |
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In to see the full long-range weather forecast (out to 16 days, with more weather detail).
This Snow Forecast for Sun Valley, 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 Sun Valley, 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.
Sun Valley Weather Forecast updated at 04:47 PST, next update expected 10:00 PST.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Sun Valley.United States Accommodation (Apartments, Chalets, Hotels) Map
For more information about this American Ski Resort, See Also Skiing and Snowboarding in Sun Valley .
Off-Piste Safety in Sun Valley
Before skiing or snowboarding off-piste in Sun Valley, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.




