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.
    • Thursday
      58°F
      42°F
    • Friday
      57°F
      37°F
    • Saturday
      48°F
      32°F
    • Sunday
      44°F
      30°F
    • Monday
      43°F
      30°F
    • Tuesday
      45°F
      30°F
    • Wednesday
      43°F
      26°F
    • Thursday
      41°F
      22°F
Thursday
Sep 29
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 11:00 am
    0"
    58°F
    SE
    7mph
    0"
    67°F
    SE
    7mph
  • 2:00 pm
    0"
    56°F
    E
    3mph
    0"
    64°F
    E
    3mph
  • 5:00 pm
    0"
    50°F
    NE
    4mph
    0"
    58°F
    NE
    4mph
  • 8:00 pm
    0"
    42°F
    NW
    4mph
    0"
    50°F
    NW
    4mph
  • 11:00 pm
    0"
    42°F
    NW
    1mph
    0"
    51°F
    NW
    1mph
Friday
Sep 30
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    39°F
    NW
    2mph
    0"
    48°F
    NW
    2mph
  • 5:00 am
    0"
    37°F
    NW
    4mph
    0"
    45°F
    NW
    4mph
  • 8:00 am
    0"
    43°F
    NW
    3mph
    0"
    51°F
    NW
    3mph
  • 11:00 am
    0"
    55°F
    S
    5mph
    0"
    63°F
    S
    5mph
  • 2:00 pm
    0"
    57°F
    S
    8mph
    0"
    65°F
    S
    8mph
  • 5:00 pm
    0"
    53°F
    SE
    5mph
    0"
    61°F
    SE
    5mph
  • 8:00 pm
    0"
    47°F
    NE
    3mph
    0"
    55°F
    NE
    3mph
  • 11:00 pm
    0"
    41°F
    N
    2mph
    0"
    50°F
    N
    2mph
Saturday
Oct 1
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    39°F
    NW
    2mph
    0"
    47°F
    NW
    2mph
  • 5:00 am
    0"
    40°F
    N
    2mph
    0"
    48°F
    N
    2mph
  • 8:00 am
    0"
    41°F
    E
    1mph
    0"
    50°F
    E
    1mph
  • 11:00 am
    0"
    47°F
    SE
    3mph
    0"
    55°F
    SE
    3mph
  • 2:00 pm
    0"
    47°F
    SW
    8mph
    0"
    55°F
    SW
    8mph
  • 5:00 pm
    0"
    48°F
    SW
    4mph
    0"
    56°F
    SW
    4mph
  • 11:00 pm
    0"
    32°F
    NW
    2mph
    0"
    40°F
    NW
    2mph
Sunday
Oct 2
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    30°F
    NW
    3mph
    0"
    38°F
    NW
    3mph
  • 11:00 am
    0"
    40°F
    N
    3mph
    0"
    49°F
    N
    3mph
  • 5:00 pm
    0"
    44°F
    NE
    4mph
    0"
    53°F
    NE
    4mph
  • 11:00 pm
    1"
    32°F
    NW
    5mph
    0"
    40°F
    NW
    5mph
Monday
Oct 3
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    30°F
    NW
    8mph
    0"
    38°F
    NW
    8mph
  • 11:00 am
    0"
    43°F
    N
    5mph
    0"
    51°F
    N
    5mph
  • 5:00 pm
    0"
    42°F
    N
    6mph
    0"
    50°F
    N
    6mph
  • 11:00 pm
    0"
    35°F
    NW
    9mph
    0"
    43°F
    NW
    9mph
Tuesday
Oct 4
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    30°F
    NW
    6mph
    0"
    39°F
    NW
    6mph
  • 11:00 am
    0"
    45°F
    N
    7mph
    0"
    53°F
    N
    7mph
  • 5:00 pm
    0"
    45°F
    NW
    9mph
    0"
    54°F
    NW
    9mph
  • 11:00 pm
    0"
    31°F
    NW
    6mph
    0"
    39°F
    NW
    6mph
Wednesday
Oct 5
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    26°F
    NW
    5mph
    0"
    35°F
    NW
    5mph
  • 11:00 am
    0"
    43°F
    NW
    4mph
    0"
    51°F
    NW
    4mph
  • 5:00 pm
    0"
    41°F
    W
    7mph
    0"
    50°F
    W
    7mph
  • 11:00 pm
    0"
    26°F
    NW
    4mph
    0"
    34°F
    NW
    4mph
Thursday
Oct 6
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    22°F
    NW
    3mph
    0"
    31°F
    NW
    3mph
  • 11:00 am
    0"
    40°F
    SE
    6mph
    0"
    48°F
    SE
    6mph
  • 5:00 pm
    0"
    41°F
    SE
    4mph
    0"
    49°F
    SE
    4mph
  • 11:00 pm
    0"
    30°F
    NW
    3mph
    0"
    38°F
    NW
    3mph

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