Related Regions: Idaho, United States, North America

Sun Valley Long Range Weather Forecast

8-Day Weather Forecast for Sun Valley

Check out the long-range weather forecast for Sun Valley, including temperature, snowfall and wind details at the summit and base every three hours throughout the day for the next 8 days. Consult this comprehensive Sun Valley weather report first before heading up to ski in the next week, and click through to the full Snow Report via the link at the bottom of the page for more snowfall, base depth and terrain information.
    • Monday
      11°F
      -13°F
    • Tuesday
      10°F
      -9°F
    • Wednesday
      3°F
      -16°F
    • Thursday
      11°F
      -11°F
    • Friday
      23°F
      10°F
    • Saturday
      10°F
      -2°F
    • Sunday
      10°F
      -3°F
    • Monday
      12°F
      -7°F
Monday
Dec 5
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    2°F
    NW
    6mph
    0"
    10°F
    NW
    6mph
  • 5:00 am
    0"
    -6°F
    NW
    5mph
    0"
    1°F
    NW
    5mph
  • 8:00 am
    0"
    -13°F
    NW
    5mph
    0"
    -4°F
    NW
    5mph
  • 11:00 am
    0"
    4°F
    N
    3mph
    0"
    13°F
    N
    3mph
  • 2:00 pm
    0"
    11°F
    SW
    3mph
    0"
    20°F
    SW
    3mph
  • 5:00 pm
    0"
    2°F
    S
    4mph
    0"
    11°F
    S
    4mph
  • 8:00 pm
    0"
    -5°F
    N
    1mph
    0"
    2°F
    N
    1mph
  • 11:00 pm
    0"
    -4°F
    N
    2mph
    0"
    4°F
    N
    2mph
Tuesday
Dec 6
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    0°F
    N
    2mph
    0"
    8°F
    N
    2mph
  • 5:00 am
    0"
    -2°F
    NW
    2mph
    0"
    6°F
    NW
    2mph
  • 8:00 am
    0"
    -6°F
    NW
    3mph
    0"
    1°F
    NW
    3mph
  • 11:00 am
    0"
    8°F
    NW
    2mph
    0"
    16°F
    NW
    2mph
  • 2:00 pm
    0"
    10°F
    S
    4mph
    0"
    19°F
    S
    4mph
  • 5:00 pm
    0"
    5°F
    E
    2mph
    0"
    14°F
    E
    2mph
  • 8:00 pm
    0"
    -5°F
    NW
    4mph
    0"
    2°F
    NW
    4mph
  • 11:00 pm
    0"
    -9°F
    NW
    5mph
    0"
    -1°F
    NW
    5mph
Wednesday
Dec 7
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    -12°F
    NW
    5mph
    0"
    -4°F
    NW
    5mph
  • 5:00 am
    0"
    -16°F
    NW
    6mph
    0"
    -7°F
    NW
    6mph
  • 11:00 am
    0"
    3°F
    NE
    1mph
    0"
    11°F
    NE
    1mph
  • 5:00 pm
    0"
    0°F
    SE
    3mph
    0"
    7°F
    SE
    3mph
  • 11:00 pm
    0"
    -16°F
    NW
    3mph
    0"
    -8°F
    NW
    3mph
Thursday
Dec 8
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    -11°F
    NW
    2mph
    0"
    -2°F
    NW
    2mph
  • 11:00 am
    0"
    6°F
    SE
    2mph
    0"
    15°F
    SE
    2mph
  • 5:00 pm
    1"
    9°F
    S
    2mph
    1"
    17°F
    S
    2mph
  • 11:00 pm
    5"
    11°F
    NW
    0mph
    5"
    20°F
    NW
    0mph
Friday
Dec 9
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    2"
    17°F
    SW
    2mph
    2"
    25°F
    SW
    2mph
  • 11:00 am
    1"
    23°F
    S
    2mph
    1"
    32°F
    S
    2mph
  • 5:00 pm
    0"
    21°F
    NW
    7mph
    0"
    29°F
    NW
    7mph
  • 11:00 pm
    0"
    10°F
    W
    5mph
    0"
    18°F
    W
    5mph
Saturday
Dec 10
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    -2°F
    NW
    4mph
    0"
    5°F
    NW
    4mph
  • 11:00 am
    0"
    10°F
    N
    2mph
    0"
    19°F
    N
    2mph
  • 5:00 pm
    0"
    9°F
    SE
    3mph
    0"
    17°F
    SE
    3mph
  • 11:00 pm
    0"
    4°F
    N
    2mph
    0"
    12°F
    N
    2mph
Sunday
Dec 11
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    -2°F
    NW
    3mph
    0"
    6°F
    NW
    3mph
  • 11:00 am
    0"
    10°F
    NE
    2mph
    0"
    18°F
    NE
    2mph
  • 5:00 pm
    0"
    10°F
    S
    2mph
    0"
    19°F
    S
    2mph
  • 11:00 pm
    0"
    -3°F
    NW
    2mph
    0"
    5°F
    NW
    2mph
Monday
Dec 12
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    2°F
    N
    2mph
    0"
    10°F
    N
    2mph
  • 11:00 am
    0"
    12°F
    NW
    3mph
    0"
    20°F
    NW
    3mph
  • 5:00 pm
    0"
    7°F
    NW
    4mph
    0"
    15°F
    NW
    4mph
  • 11:00 pm
    0"
    -7°F
    NW
    5mph
    0"
    0°F
    NW
    5mph

Advertisement

Powder alert in Sun Valley

0 INCHES
Past 24 Hours
Never miss another Powder Alert! Sign up now!

Advertisement

Trail Map

Trail Map

Advertisement

Get More From OnTheSnow

Get snow reports, weather, forecasts, news and ski conditions for your favorite ski resorts.