Sun Valley Airport (SUN) 15 Day Weather Forecast, Sun Valley United States
Current weather conditions and 15 day weather forecast for Sun Valley Airport in Sun Valley, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SUN
| 11 January 2026 Sun -4.6 ° C ( 23.7°F )  Partly Cloudy |
Feels Like : -8.1 ° C / 17.4°F Humidity : % 79 Pressure : 1037 mb Wind Speed : 7.9 kmph / 4.9 miles from NNE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Sun Valley Airport, Sun Valley, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 11 January 2026 Sun |  Sunny |
-6.9 ° C | 4.8 ° C | -1.6 ° C | % 69 | 10.8 km/h | 0% |
| 12 January 2026 Mon | Sunny |
-3.8 ° C | 5.7 ° C | 0.3 ° C | % 56 | 10.1 km/h | 0% |
| 13 January 2026 Tue | Sunny |
-5.1 ° C | 8.2 ° C | 0.4 ° C | % 70 | 11.9 km/h | 0% |
| 14 January 2026 Wed | Sunny |
-6.6 ° C | 3.4 ° C | -2.8 ° C | % 80 | 9.4 km/h | 0% |
| 15 January 2026 Thu | Sunny |
-7 ° C | 4.3 ° C | -3.8 ° C | % 64 | 16.2 km/h | 0% |
| 16 January 2026 Fri | Sunny |
-8.6 ° C | 1.5 ° C | -4.3 ° C | % 61 | 13.3 km/h | 0% |
| 17 January 2026 Sat | Sunny |
-9.1 ° C | 1.3 ° C | -5.3 ° C | % 64 | 10.1 km/h | 0% |
| 18 January 2026 Sun | Sunny |
-8.5 ° C | 2.3 ° C | -4.4 ° C | % 74 | 8.6 km/h | 0% |
| 19 January 2026 Mon | Sunny |
-6.8 ° C | 3.4 ° C | -3.3 ° C | % 71 | 11.5 km/h | 0% |
| 20 January 2026 Tue | Sunny |
-6.5 ° C | 3.7 ° C | -2.8 ° C | % 57 | 12.6 km/h | 0% |
| 21 January 2026 Wed | Sunny |
-7.8 ° C | 2 ° C | -3.9 ° C | % 62 | 9 km/h | 0% |
| 22 January 2026 Thu |  Moderate or heavy snow showers |
-7.9 ° C | 0.5 ° C | -4.3 ° C | % 78 | 8.6 km/h | 63% |
| 23 January 2026 Fri |  Light snow showers |
-16.3 ° C | -7.3 ° C | -9.1 ° C | % 84 | 25.9 km/h | 70% |
| 24 January 2026 Sat |  Moderate snow |
-17.5 ° C | -5.5 ° C | -11.1 ° C | % 90 | 28.4 km/h | 74% |
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