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Sun Valley Weather Forecast - 7 to 16 days - 9th November 2026

Sun Valley Weather

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Weather Forecast for Sun Valley ( 1,750m to 2,790m 5,741ft to 9,154ft )

Weather Outlook from 9 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 18:42 UTC, next update expected 00:00 UTC.

Long-range Snow Outlook for Sun Valley

 
Snowfall

 
Snow Line

Max 15℃ 59°F
Min -3℃ 26°F

4cm 2in New Snow

Snow Line from 2,489m 8,166ft to 2,149m 7,051ft , with rain below.

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Sun Valley Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Sun Valley from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Mon
09
Cloud

Cloudy.

Max 12℃ 53°F
Min 0℃ 32°F
Tue
10
Clear

Clear sky.

Max 13℃ 55°F
Min 3℃ 37°F
Wed
11
Clear

Cloudy at altitude, clear sky below.

Max 15℃ 59°F
Min 5℃ 40°F
Thu
12
Cloud

Cloudy.

Max 16℃ 60°F
Min 6℃ 42°F
Fri
13
Cloud

Cloudy.

Max 12℃ 54°F
Min 4℃ 40°F
Sat
14
Fog

up to 3cm up to 1in New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 2,159m 7,083ft to 2,119m 6,952ft , with rain below.

Max 9℃ 48°F
Min 2℃ 36°F
Sun
15
Hvy Drizzle

up to 11cm up to 4in New Snow
Light snow at altitude, light rain below.
Snow Line from 2,539m 8,330ft to 2,109m 6,919ft , with rain below.

Max 5℃ 40°F
Min 3℃ 38°F

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 piste 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 18:42 UTC, next update expected 00:00 UTC.

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.