Best time to visit Sun Valley
A month-by-month weather verdict for Sun Valley, United States, scored on temperature, rain, sunshine and humidity.
Quick verdict by month
Jan79
Feb83
Mar82
Apr67
May81
Jun95
Jul100
Aug100
Sep95
Oct81
Nov79
Dec79
Best months
JulyAugustJuneSeptember
What makes July best
28°CAvg high
14hSun / day
4Rain days
Timing by trip style
- SkiingMay–March
- HikingMay–October