Sun Valley weather live forecast

Today's maximum temperature in Sun Valley is expected to be 23°C. Select a day from the live weather forecast for Sun Valley, Idaho, USA for more weather parameters.

Saturday
13th Jun
23

7

15

9
Sunday
14th Jun
24

6

10

9
Monday
15th Jun
27

8

13

9
Tuesday
16th Jun
30

10

15

11
Wednesday
17th Jun
28

9

16

11

5-day weather forecast updated at 04:01 on Sunday 14th June 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 Saturday 13th June 2026

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

23
°C maximum temperature
7
°C minimum temperature
clear skies
15
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
23
°C wind chill
14
kph wind from S

Sun Valley weather for Sunday 14th June 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

24
°C maximum temperature
6
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
10
kph wind from S

Sun Valley weather for Monday 15th June 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

27
°C maximum temperature
8
°C minimum temperature
scattered clouds
13
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
13
kph wind from NW

Sun Valley weather for Tuesday 16th June 2026

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

30
°C maximum temperature
10
°C minimum temperature
clear skies
15
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from W

Sun Valley weather for Wednesday 17th June 2026

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.