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
      52°F
      32°F
    • Tuesday
      47°F
      29°F
    • Wednesday
      41°F
      24°F
    • Thursday
      42°F
      26°F
    • Friday
      41°F
      26°F
    • Saturday
      44°F
      23°F
    • Sunday
      44°F
      24°F
    • Monday
      46°F
      29°F
Monday
May 4
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    42°F
    N
    2mph
    0"
    53°F
    N
    2mph
  • 8:00 am
    0"
    42°F
    N
    2mph
    0"
    53°F
    N
    2mph
  • 11:00 am
    0"
    49°F
    SW
    4mph
    0"
    60°F
    SW
    4mph
  • 2:00 pm
    0"
    52°F
    SW
    4mph
    0"
    63°F
    SW
    4mph
  • 5:00 pm
    0"
    48°F
    SW
    4mph
    0"
    60°F
    SW
    4mph
  • 8:00 pm
    0"
    38°F
    N
    3mph
    0"
    50°F
    N
    3mph
  • 11:00 pm
    0"
    32°F
    N
    4mph
    0"
    43°F
    N
    4mph
Tuesday
May 5
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    34°F
    N
    2mph
    0"
    45°F
    N
    2mph
  • 5:00 am
    0"
    33°F
    N
    2mph
    0"
    44°F
    N
    2mph
  • 8:00 am
    0"
    42°F
    NW
    0mph
    0"
    53°F
    NW
    0mph
  • 11:00 am
    0"
    47°F
    SW
    5mph
    0"
    58°F
    SW
    5mph
  • 2:00 pm
    0"
    45°F
    W
    5mph
    0"
    56°F
    W
    5mph
  • 5:00 pm
    0"
    45°F
    W
    8mph
    0"
    56°F
    W
    8mph
  • 8:00 pm
    0"
    37°F
    NW
    5mph
    0"
    48°F
    NW
    5mph
  • 11:00 pm
    0"
    29°F
    NW
    6mph
    0"
    41°F
    NW
    6mph
Wednesday
May 6
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    25°F
    N
    6mph
    0"
    36°F
    N
    6mph
  • 5:00 am
    0"
    24°F
    N
    5mph
    0"
    35°F
    N
    5mph
  • 8:00 am
    0"
    33°F
    E
    2mph
    0"
    45°F
    E
    2mph
  • 11:00 am
    0"
    39°F
    S
    5mph
    0"
    50°F
    S
    5mph
  • 2:00 pm
    0"
    41°F
    S
    7mph
    0"
    53°F
    S
    7mph
  • 5:00 pm
    0"
    37°F
    SW
    2mph
    0"
    49°F
    SW
    2mph
  • 11:00 pm
    0"
    28°F
    N
    4mph
    0"
    39°F
    N
    4mph
Thursday
May 7
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    1"
    26°F
    NE
    3mph
    0"
    37°F
    NE
    3mph
  • 11:00 am
    0"
    32°F
    E
    2mph
    0"
    43°F
    E
    2mph
  • 5:00 pm
    0"
    42°F
    SE
    3mph
    0"
    53°F
    SE
    3mph
  • 11:00 pm
    0"
    28°F
    N
    4mph
    0"
    39°F
    N
    4mph
Friday
May 8
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    2"
    26°F
    N
    4mph
    0"
    37°F
    N
    4mph
  • 11:00 am
    0"
    30°F
    SE
    2mph
    0"
    41°F
    SE
    2mph
  • 5:00 pm
    0"
    41°F
    NW
    4mph
    0"
    53°F
    NW
    4mph
  • 11:00 pm
    0"
    26°F
    N
    6mph
    0"
    37°F
    N
    6mph
Saturday
May 9
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    23°F
    N
    6mph
    0"
    35°F
    N
    6mph
  • 11:00 am
    0"
    40°F
    NW
    5mph
    0"
    51°F
    NW
    5mph
  • 5:00 pm
    0"
    44°F
    NW
    8mph
    0"
    55°F
    NW
    8mph
  • 11:00 pm
    0"
    27°F
    NW
    5mph
    0"
    38°F
    NW
    5mph
Sunday
May 10
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    24°F
    NW
    3mph
    0"
    35°F
    NW
    3mph
  • 11:00 am
    0"
    41°F
    W
    7mph
    0"
    53°F
    W
    7mph
  • 5:00 pm
    0"
    44°F
    W
    6mph
    0"
    55°F
    W
    6mph
  • 11:00 pm
    0"
    31°F
    NW
    1mph
    0"
    43°F
    NW
    1mph
Monday
May 11
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    29°F
    N
    2mph
    0"
    40°F
    N
    2mph
  • 11:00 am
    0"
    46°F
    S
    7mph
    0"
    58°F
    S
    7mph

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