Weather forecast for 10 days
Sun Valley, ID

Weather forecast for the weekend

Sunday, Apr 20.

Mostly Sunny
6:43 am

8:28 pm
MDT
Mostly Sunny
55°F / 30°F
  • Wind: 9mph WSW
  • Humidity: 43%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 6
Tomorrow, on Sunday, April 20, sun-filled skies will remain for most of the day.
The highest forecasted temperature is a mild 55.4°F, while the lowest temperature will be a freezing 30.2°F.
Forecast models suggest warmer conditions, with a peak that mirrors May's climate average rather than April's.
Sunrise will be at 6:43 am and sunset at 8:28 pm; tomorrow's daylight will last for 13h and 45min.

Frequently asked questions

What is the weather forecast for Sun Valley for the next ten days?
In Sun Valley, predominantly cloudy and occasionally clear weather is expected for the next ten days.
How warm will it be in the next ten days?
The maximum temperature will vary between 44.6°F and 59°F, as the minimum temperature will range between 23°F and 37.4°F.
What will be the warmest and the coldest days?
With the maximum temperature of 59°F, Thursday will be the warmest day. The coldest day will be next Sunday, with a maximum of 44.6°F.

Long-term weather forecast

SatApr 19.
  • 55°F
  • 30°F
Cloudy
Cloudy
  • Wind: 7mph WSW
  • Humidity: 34%
  • UV index: 5
  • Precip. probability: 6%
  • Precipitation: 0"
  • 6:45 am 8:27 pm MDT
SunApr 20.
  • 55°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph WSW
  • Humidity: 43%
  • UV index: 6
  • Precip. probability: 4%
  • Precipitation: 0"
  • 6:43 am 8:28 pm MDT
MonApr 21.
  • 48°F
  • 25°F
Sunny
Sunny
  • Wind: 12mph WNW
  • Humidity: 43%
  • UV index: 6
  • Precip. probability: 5%
  • Precipitation: 0"
  • 6:42 am 8:29 pm MDT
TueApr 22.
  • 54°F
  • 28°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph WSW
  • Humidity: 38%
  • UV index: 4
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:40 am 8:31 pm MDT
WedApr 23.
  • 57°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph WSW
  • Humidity: 38%
  • UV index: 6
  • Precip. probability: 21%
  • Precipitation: 0"
  • 6:38 am 8:32 pm MDT
ThuApr 24.
  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSE
  • Humidity: 37%
  • UV index: 6
  • Precip. probability: 15%
  • Precipitation: 0"
  • 6:37 am 8:33 pm MDT
FriApr 25.
  • 57°F
  • 34°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph SW
  • Humidity: 45%
  • UV index: 5
  • Precip. probability: 17%
  • Precipitation: 0"
  • 6:35 am 8:34 pm MDT
SatApr 26.
  • 46°F
  • 23°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph WSW
  • Humidity: 50%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:34 am 8:35 pm MDT
SunApr 27.
  • 45°F
  • 25°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Humidity: 45%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:32 am 8:37 pm MDT
MonApr 28.
  • 54°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph W
  • Humidity: 44%
  • UV index: 6
  • Precip. probability: 7%
  • Precipitation: 0"
  • 6:31 am 8:38 pm MDT
It is expected that primarily gloomy and occasionally sunny weather is expected.
Rainfall is not forecasted in Sun Valley in the upcoming period.
Temperature differences will be noticeable throughout the forecast window. Highs will range from 44.6°F to 59°F, while the difference in minimum temperatures will be also substantial, as the lowest temperatures will be recorded between 23°F and 37.4°F.
The warmest day will be Thursday, with a maximum of 59°F; expect the coldest day on next Sunday with a high of 44.6°F.
Updated: Apr 19, 2025 @ 21:11:23 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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