Sun Valley Weather
Two Week Weather Forecast for Sun Valley (1,750m to 2,790m)
This is the Snow Forecast and Weather Outlook for Sun Valley, United States for 16 days from 31 March.
Updated 31 March 2025 21:39 NZDT.
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 21:39 NZDT, next update expected 03:00 NZDT.
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Sun Valley has 5cm new snow forecast in the next 48 hours.
Sun Valley Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Mon 31 |  | 4cm to 5cm New Snow | Max 2℃ Min -2℃ |
| Tue 01 |  | Cloudy. | Max 1℃ Min -10℃ |
| Wed 02 | | Light snow showers at altitude, light rain showers below. | Max 3℃ Min -4℃ |
| Thu 03 |  | up to 6cm New Snow | Max 4℃ Min -1℃ |
| Fri 04 |  | 1cm to 5cm New Snow | Max 6℃ Min -3℃ |
| Sat 05 | | Cloudy. | Max 10℃ Min 0℃ |
| Sun 06 | | Cloudy. | Max 13℃ Min 2℃ |
| Mon 07 |  | Clear sky. | Max 15℃ Min 3℃ |
| Tue 08 | | Clear sky. | Max 16℃ Min 5℃ |
| Wed 09 | | Clear sky. | Max 19℃ Min 7℃ |
| Thu 10 | | Clear sky. | Max 19℃ Min 8℃ |
| Fri 11 | | Clear sky at altitude, fair below. | Max 20℃ Min 9℃ |
| Sat 12 | | Clear sky. | Max 19℃ Min 10℃ |
| Sun 13 | | Cloudy. | Max 18℃ Min 5℃ |
| Mon 14 | | Clear sky. | Max 10℃ Min 0℃ |
| Tue 15 | | Cloudy. | Max 12℃ Min 3℃ |
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 21:39 NZDT, next update expected 03:00 NZDT.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Sun Valley.For more information about this American Ski Resort, See Also Skiing and Snowboarding in Sun Valley .
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