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.
    • Sunday
      55°F
      29°F
    • Monday
      62°F
      33°F
    • Tuesday
      62°F
      36°F
    • Wednesday
      59°F
      37°F
    • Thursday
      58°F
      39°F
    • Friday
      53°F
      37°F
    • Saturday
      41°F
      26°F
    • Sunday
      40°F
      23°F
Sunday
Sep 25
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    29°F
    NW
    4mph
    0"
    37°F
    NW
    4mph
  • 5:00 am
    0"
    29°F
    NW
    4mph
    0"
    37°F
    NW
    4mph
  • 8:00 am
    0"
    37°F
    NW
    4mph
    0"
    45°F
    NW
    4mph
  • 11:00 am
    0"
    52°F
    S
    4mph
    0"
    60°F
    S
    4mph
  • 2:00 pm
    0"
    55°F
    S
    7mph
    0"
    64°F
    S
    7mph
  • 5:00 pm
    0"
    51°F
    S
    3mph
    0"
    60°F
    S
    3mph
  • 8:00 pm
    0"
    43°F
    NW
    2mph
    0"
    51°F
    NW
    2mph
  • 11:00 pm
    0"
    37°F
    NW
    4mph
    0"
    45°F
    NW
    4mph
Monday
Sep 26
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    35°F
    NW
    3mph
    0"
    44°F
    NW
    3mph
  • 5:00 am
    0"
    33°F
    NW
    3mph
    0"
    42°F
    NW
    3mph
  • 8:00 am
    0"
    42°F
    NW
    4mph
    0"
    50°F
    NW
    4mph
  • 11:00 am
    0"
    57°F
    S
    3mph
    0"
    66°F
    S
    3mph
  • 2:00 pm
    0"
    62°F
    S
    5mph
    0"
    70°F
    S
    5mph
  • 5:00 pm
    0"
    57°F
    S
    5mph
    0"
    65°F
    S
    5mph
  • 8:00 pm
    0"
    49°F
    W
    2mph
    0"
    57°F
    W
    2mph
  • 11:00 pm
    0"
    41°F
    NW
    3mph
    0"
    49°F
    NW
    3mph
Tuesday
Sep 27
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    37°F
    NW
    4mph
    0"
    46°F
    NW
    4mph
  • 5:00 am
    0"
    36°F
    NW
    4mph
    0"
    44°F
    NW
    4mph
  • 8:00 am
    0"
    43°F
    NW
    4mph
    0"
    51°F
    NW
    4mph
  • 11:00 am
    0"
    59°F
    S
    3mph
    0"
    68°F
    S
    3mph
  • 2:00 pm
    0"
    62°F
    S
    6mph
    0"
    70°F
    S
    6mph
  • 5:00 pm
    0"
    58°F
    S
    5mph
    0"
    66°F
    S
    5mph
  • 11:00 pm
    0"
    42°F
    NW
    3mph
    0"
    50°F
    NW
    3mph
Wednesday
Sep 28
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    37°F
    NW
    3mph
    0"
    45°F
    NW
    3mph
  • 11:00 am
    0"
    59°F
    SE
    4mph
    0"
    68°F
    SE
    4mph
  • 5:00 pm
    0"
    59°F
    S
    4mph
    0"
    67°F
    S
    4mph
  • 11:00 pm
    0"
    42°F
    NW
    3mph
    0"
    51°F
    NW
    3mph
Thursday
Sep 29
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    39°F
    NW
    2mph
    0"
    48°F
    NW
    2mph
  • 11:00 am
    0"
    58°F
    SE
    6mph
    0"
    66°F
    SE
    6mph
  • 5:00 pm
    0"
    49°F
    N
    4mph
    0"
    58°F
    N
    4mph
  • 11:00 pm
    0"
    39°F
    NW
    2mph
    0"
    47°F
    NW
    2mph
Friday
Sep 30
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    37°F
    NW
    4mph
    0"
    45°F
    NW
    4mph
  • 11:00 am
    0"
    53°F
    S
    8mph
    0"
    61°F
    S
    8mph
  • 5:00 pm
    0"
    49°F
    NE
    2mph
    0"
    58°F
    NE
    2mph
  • 11:00 pm
    0"
    38°F
    N
    3mph
    0"
    46°F
    N
    3mph
Saturday
Oct 1
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    34°F
    N
    4mph
    0"
    43°F
    N
    4mph
  • 11:00 am
    0"
    41°F
    S
    3mph
    0"
    49°F
    S
    3mph
  • 5:00 pm
    0"
    40°F
    W
    5mph
    0"
    49°F
    W
    5mph
  • 11:00 pm
    0"
    26°F
    NW
    2mph
    0"
    35°F
    NW
    2mph
Sunday
Oct 2
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    23°F
    N
    2mph
    0"
    32°F
    N
    2mph
  • 11:00 am
    0"
    39°F
    SW
    9mph
    0"
    48°F
    SW
    9mph
  • 5:00 pm
    0"
    40°F
    SW
    7mph
    0"
    48°F
    SW
    7mph
  • 11:00 pm
    0"
    28°F
    NW
    2mph
    0"
    37°F
    NW
    2mph

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