Sun Valley weather live forecast

Today's maximum temperature in Sun Valley is expected to be 0°C. Select a day from the live weather forecast for Sun Valley, Idaho, USA for more weather parameters.

Friday
9th Jan
0

-10

8

1
Saturday
10th Jan
1

-8

6

2
Sunday
11th Jan
3

-6

8

2
Monday
12th Jan
4

-6

2

2
Tuesday
13th Jan
6

-3

8

2

5-day weather forecast updated at 04:01 on Friday 9th January 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 Friday 9th January 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 0°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the north.

0
°C maximum temperature
-10
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-3
°C wind chill
10
kph wind from N

Sun Valley weather for Saturday 10th January 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 1°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

1
°C maximum temperature
-8
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
8
kph wind from N

Sun Valley weather for Sunday 11th January 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 3°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

3
°C maximum temperature
-6
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
7
kph wind from N

Sun Valley weather for Monday 12th January 2026

Expect broken clouds in Sun Valley, Idaho with a maximum temperature of 4°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

4
°C maximum temperature
-6
°C minimum temperature
broken clouds
2
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
8
kph wind from N

Sun Valley weather for Tuesday 13th January 2026

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 6°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.