Sun Valley Weather Forecast 15 Days, Weather in Sun Valley Today
Current weather conditions and 15 day weather forecast for Sun Valley, Idaho, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Sun Valley
| 07 April 2026 Tuesday 5.2 ° C / 41.4°F  Clear |
Feels Like : 3.7 ° C / 38.7°F Humidity : % 50 Pressure : 1015 mb Wind Speed : 6.5 kmph / 4 miles from NNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Sun Valley, ID, USA
Weather Forecast for next 15 Days for Sun Valley including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Sun Valley, Idaho state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 07 April 2026 Tuesday | Sunny |
4.3 ° C (39.7°F) |
13.9 ° C (57°F) |
8.2 ° C (46.8°F) |
% 56 | 0% | 1.5 | Sunrise:07:08 AM Sunset: 08:12 PM |
Moonrise:01:33 AM Moonset: 09:45 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday | Sunny |
-2.8 ° C (27°F) |
10.8 ° C (51.4°F) |
4.4 ° C (39.9°F) |
% 33 | 0% | 1.7 | Sunrise:07:06 AM Sunset: 08:13 PM |
Moonrise:02:27 AM Moonset: 10:36 AM Moon Phase ( Waning Gibbous ) |
|
| 09 April 2026 Thursday | Sunny |
-2.6 ° C (27.3°F) |
14.1 ° C (57.4°F) |
6.4 ° C (43.5°F) |
% 37 | 0% | 1.7 | Sunrise:07:05 AM Sunset: 08:14 PM |
Moonrise:03:14 AM Moonset: 11:36 AM Moon Phase ( Waning Gibbous ) |
|
| 10 April 2026 Friday |  Patchy rain nearby |
0.1 ° C (32.2°F) |
13.2 ° C (55.8°F) |
7 ° C (44.6°F) |
% 46 | 89% | 1.3 | Sunrise:07:03 AM Sunset: 08:15 PM |
Moonrise:03:52 AM Moonset: 12:40 PM Moon Phase ( Last Quarter ) |
|
| 11 April 2026 Saturday | Patchy rain nearby |
0.8 ° C (33.5°F) |
13.4 ° C (56.2°F) |
6.5 ° C (43.7°F) |
% 67 | 81% | 0 | Sunrise:07:01 AM Sunset: 08:16 PM |
Moonrise:04:22 AM Moonset: 01:49 PM Moon Phase ( Waning Crescent ) |
|
| 12 April 2026 Sunday | Patchy rain nearby |
1.4 ° C (34.5°F) |
7.7 ° C (45.8°F) |
5 ° C (41°F) |
% 79 | 88% | 2 | Sunrise:06:59 AM Sunset: 08:17 PM |
Moonrise:04:48 AM Moonset: 02:59 PM Moon Phase ( Waning Crescent ) |
|
| 13 April 2026 Monday |  Overcast |
-3.3 ° C (26°F) |
6.3 ° C (43.4°F) |
1.2 ° C (34.2°F) |
% 50 | 0% | 1 | Sunrise:06:58 AM Sunset: 08:19 PM |
Moonrise:05:11 AM Moonset: 04:10 PM Moon Phase ( Waning Crescent ) |
|
| 14 April 2026 Tuesday |  Moderate or heavy snow showers |
-2.8 ° C (26.9°F) |
3.6 ° C (38.5°F) |
0.9 ° C (33.7°F) |
% 80 | 85% | 1 | Sunrise:06:56 AM Sunset: 08:20 PM |
Moonrise:05:32 AM Moonset: 05:22 PM Moon Phase ( Waning Crescent ) |
|
| 15 April 2026 Wednesday |  Patchy moderate snow |
-5.3 ° C (22.4°F) |
6.2 ° C (43.1°F) |
0.6 ° C (33.1°F) |
% 76 | 83% | 1 | Sunrise:06:54 AM Sunset: 08:21 PM |
Moonrise:05:52 AM Moonset: 06:37 PM Moon Phase ( Waning Crescent ) |
|
| 16 April 2026 Thursday | Sunny |
-7 ° C (19.4°F) |
7.5 ° C (45.6°F) |
-0.1 ° C (31.9°F) |
% 63 | 0% | 2 | Sunrise:06:53 AM Sunset: 08:22 PM |
Moonrise:06:13 AM Moonset: 07:55 PM Moon Phase ( Waning Crescent ) |
|
| 17 April 2026 Friday | Patchy rain nearby |
-2.2 ° C (28.1°F) |
9.6 ° C (49.3°F) |
4.1 ° C (39.5°F) |
% 69 | 87% | 1 | Sunrise:06:51 AM Sunset: 08:23 PM |
Moonrise:06:37 AM Moonset: 09:17 PM Moon Phase ( New Moon ) |
|
| 18 April 2026 Saturday | Moderate or heavy snow showers |
-9 ° C (15.8°F) |
0.6 ° C (33°F) |
-0.2 ° C (31.6°F) |
% 83 | 70% | 1 | Sunrise:06:49 AM Sunset: 08:25 PM |
Moonrise:07:06 AM Moonset: 10:40 PM Moon Phase ( Waxing Crescent ) |
|
| 19 April 2026 Sunday | Moderate or heavy snow showers |
-16 ° C (3.2°F) |
-1.1 ° C (30.1°F) |
-5.3 ° C (22.5°F) |
% 88 | 71% | 1 | Sunrise:06:48 AM Sunset: 08:26 PM |
Moonrise:07:43 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 April 2026 Monday | Moderate or heavy snow showers |
-18 ° C (-0.3°F) |
-2.1 ° C (28.1°F) |
-10.1 ° C (13.7°F) |
% 84 | 60% | 1 | Sunrise:06:46 AM Sunset: 08:27 PM |
Moonrise:08:31 AM Moonset: 12:02 AM Moon Phase ( Waxing Crescent ) |
|
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