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
      41°F
      31°F
    • Monday
      51°F
      30°F
    • Tuesday
      48°F
      28°F
    • Wednesday
      42°F
      20°F
    • Thursday
      43°F
      27°F
    • Friday
      42°F
      23°F
    • Saturday
      42°F
      20°F
    • Sunday
      45°F
      23°F
    • Monday
      37°F
      26°F
Sunday
May 3
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 pm
    0"
    41°F
    NW
    2mph
    0"
    52°F
    NW
    2mph
  • 8:00 pm
    0"
    41°F
    NW
    2mph
    0"
    52°F
    NW
    2mph
  • 11:00 pm
    0"
    31°F
    N
    4mph
    0"
    42°F
    N
    4mph
Monday
May 4
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    31°F
    N
    2mph
    0"
    42°F
    N
    2mph
  • 5:00 am
    0"
    30°F
    N
    2mph
    0"
    42°F
    N
    2mph
  • 8:00 am
    0"
    42°F
    N
    2mph
    0"
    53°F
    N
    2mph
  • 11:00 am
    0"
    48°F
    SW
    4mph
    0"
    60°F
    SW
    4mph
  • 2:00 pm
    0"
    51°F
    SW
    5mph
    0"
    62°F
    SW
    5mph
  • 5:00 pm
    0"
    49°F
    SW
    1mph
    0"
    60°F
    SW
    1mph
  • 8:00 pm
    0"
    41°F
    N
    2mph
    0"
    53°F
    N
    2mph
  • 11:00 pm
    0"
    34°F
    N
    3mph
    0"
    45°F
    N
    3mph
Tuesday
May 5
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    33°F
    N
    2mph
    0"
    44°F
    N
    2mph
  • 5:00 am
    0"
    33°F
    N
    2mph
    0"
    44°F
    N
    2mph
  • 8:00 am
    0"
    42°F
    NW
    1mph
    0"
    53°F
    NW
    1mph
  • 11:00 am
    0"
    47°F
    SW
    6mph
    0"
    58°F
    SW
    6mph
  • 2:00 pm
    0"
    48°F
    W
    7mph
    0"
    59°F
    W
    7mph
  • 5:00 pm
    0"
    44°F
    W
    9mph
    0"
    55°F
    W
    9mph
  • 8:00 pm
    0"
    35°F
    NW
    6mph
    0"
    46°F
    NW
    6mph
  • 11:00 pm
    0"
    28°F
    NW
    6mph
    0"
    39°F
    NW
    6mph
Wednesday
May 6
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    22°F
    N
    6mph
    0"
    33°F
    N
    6mph
  • 5:00 am
    0"
    20°F
    N
    6mph
    0"
    31°F
    N
    6mph
  • 11:00 am
    0"
    42°F
    SW
    3mph
    0"
    53°F
    SW
    3mph
  • 5:00 pm
    0"
    41°F
    SW
    7mph
    0"
    52°F
    SW
    7mph
  • 11:00 pm
    0"
    30°F
    NE
    4mph
    0"
    41°F
    NE
    4mph
Thursday
May 7
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    27°F
    N
    4mph
    0"
    38°F
    N
    4mph
  • 11:00 am
    0"
    34°F
    SE
    7mph
    0"
    45°F
    SE
    7mph
  • 5:00 pm
    0"
    43°F
    SE
    4mph
    0"
    55°F
    SE
    4mph
  • 11:00 pm
    1"
    29°F
    N
    4mph
    0"
    40°F
    N
    4mph
Friday
May 8
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    26°F
    N
    4mph
    0"
    37°F
    N
    4mph
  • 11:00 am
    0"
    42°F
    SE
    2mph
    0"
    54°F
    SE
    2mph
  • 5:00 pm
    0"
    31°F
    SE
    4mph
    0"
    42°F
    SE
    4mph
  • 11:00 pm
    0"
    23°F
    N
    3mph
    0"
    34°F
    N
    3mph
Saturday
May 9
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    20°F
    N
    5mph
    0"
    31°F
    N
    5mph
  • 11:00 am
    0"
    42°F
    N
    3mph
    0"
    53°F
    N
    3mph
  • 5:00 pm
    0"
    42°F
    N
    5mph
    0"
    53°F
    N
    5mph
  • 11:00 pm
    0"
    26°F
    N
    4mph
    0"
    37°F
    N
    4mph
Sunday
May 10
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    23°F
    N
    4mph
    0"
    34°F
    N
    4mph
  • 11:00 am
    0"
    45°F
    W
    4mph
    0"
    56°F
    W
    4mph
  • 5:00 pm
    0"
    45°F
    NW
    6mph
    0"
    56°F
    NW
    6mph
  • 11:00 pm
    0"
    30°F
    N
    4mph
    0"
    41°F
    N
    4mph
Monday
May 11
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    1"
    26°F
    N
    2mph
    0"
    37°F
    N
    2mph
  • 11:00 am
    0"
    37°F
    S
    5mph
    0"
    49°F
    S
    5mph

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