Sun Valley weather live forecast

Today's maximum temperature in Sun Valley is expected to be 10°C. Select a day from the live weather forecast for Sun Valley, Idaho, USA for more weather parameters.

Tuesday
14th Apr
10

-3

9

6
Wednesday
15th Apr
6

0

0

2
Thursday
16th Apr
3

-4

3

6
Friday
17th Apr
6

-6

9

7
Saturday
18th Apr
9

-6

13

6

5-day weather forecast updated at 04:01 on Tuesday 14th April 2026 GMT

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The 5-day weather forecast for Idaho (Sun Valley) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sun Valley weather forecast by day

Below are the detailed weather forecasts for Sun Valley for the next 5 days.

Sun Valley weather for Tuesday 14th April 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 10°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

10
°C maximum temperature
-3
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
8
°C wind chill
13
kph wind from N

Sun Valley weather for Wednesday 15th April 2026

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 6°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 100% chance of some sleet or snow and a gentle breeze of 15 kph from the south.

6
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
2
UV index (Low)
100
% chance of some sleet or snow
<20
mm of sleet/snow expected
3
°C wind chill
15
kph wind from S

Sun Valley weather for Thursday 16th April 2026

Expect mostly cloudy with light snow in Sun Valley, Idaho with a maximum temperature of 3°C, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 2-5 cm of snow expected with 55% chance of some snow and a gentle breeze of 17 kph from the north-west.

3
°C maximum temperature
-4
°C minimum temperature
mostly cloudy with light snow
3
hours of sunshine
6
UV index (High)
55
% chance of some snow
<5
cm of snow expected
-1
°C wind chill
17
kph wind from NW

Sun Valley weather for Friday 17th April 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 6°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

6
°C maximum temperature
-6
°C minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
3
°C wind chill
15
kph wind from N

Sun Valley weather for Saturday 18th April 2026

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 9°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.