10-day weather forecast for Sun Valley

Find Sun Valley weather forecast information, including temperature, snowfall and wind details at the summit and base every three hours throughout the day for the next 10 days. Check out this comprehensive Sun Valley weather report first before heading up to ski in the next week and a half.
    • Wednesday
      22°F
      22°F
    • Thursday
      45°F
      22°F
    • Friday
      51°F
      24°F
    • Saturday
      52°F
      27°F
    • Sunday
      52°F
      29°F
    • Monday
      55°F
      31°F
    • Tuesday
      55°F
      34°F
    • Wednesday
      53°F
      33°F
    • Thursday
      51°F
      33°F
    • Friday
      50°F
      29°F
Wednesday
Oct 1
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 11:00 pm
    0"
    22°F
    NW
    7mph
    0"
    33°F
    NW
    7mph
Thursday
Oct 2
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    22°F
    NW
    7mph
    0"
    33°F
    NW
    7mph
  • 5:00 am
    0"
    22°F
    NW
    6mph
    0"
    33°F
    NW
    6mph
  • 8:00 am
    0"
    29°F
    NW
    4mph
    0"
    40°F
    NW
    4mph
  • 11:00 am
    0"
    40°F
    W
    7mph
    0"
    51°F
    W
    7mph
  • 2:00 pm
    0"
    45°F
    NW
    8mph
    0"
    56°F
    NW
    8mph
  • 5:00 pm
    0"
    43°F
    NW
    7mph
    0"
    54°F
    NW
    7mph
  • 8:00 pm
    0"
    30°F
    NW
    6mph
    0"
    42°F
    NW
    6mph
  • 11:00 pm
    0"
    27°F
    NW
    6mph
    0"
    38°F
    NW
    6mph
Friday
Oct 3
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    26°F
    N
    5mph
    0"
    37°F
    N
    5mph
  • 5:00 am
    0"
    24°F
    N
    2mph
    0"
    35°F
    N
    2mph
  • 8:00 am
    0"
    31°F
    NW
    2mph
    0"
    42°F
    NW
    2mph
  • 11:00 am
    0"
    45°F
    W
    3mph
    0"
    56°F
    W
    3mph
  • 2:00 pm
    0"
    51°F
    W
    5mph
    0"
    62°F
    W
    5mph
  • 5:00 pm
    0"
    47°F
    SW
    2mph
    0"
    59°F
    SW
    2mph
  • 8:00 pm
    0"
    39°F
    NW
    2mph
    0"
    50°F
    NW
    2mph
  • 11:00 pm
    0"
    29°F
    NW
    5mph
    0"
    41°F
    NW
    5mph
Saturday
Oct 4
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 2:00 am
    0"
    28°F
    NW
    6mph
    0"
    39°F
    NW
    6mph
  • 5:00 am
    0"
    27°F
    NW
    6mph
    0"
    38°F
    NW
    6mph
  • 11:00 am
    0"
    50°F
    NW
    6mph
    0"
    62°F
    NW
    6mph
  • 5:00 pm
    0"
    52°F
    NW
    4mph
    0"
    64°F
    NW
    4mph
  • 11:00 pm
    0"
    33°F
    NW
    6mph
    0"
    45°F
    NW
    6mph
Sunday
Oct 5
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    29°F
    N
    6mph
    0"
    40°F
    N
    6mph
  • 11:00 am
    0"
    52°F
    NW
    1mph
    0"
    64°F
    NW
    1mph
  • 5:00 pm
    0"
    51°F
    S
    3mph
    0"
    63°F
    S
    3mph
  • 11:00 pm
    0"
    33°F
    NW
    5mph
    0"
    44°F
    NW
    5mph
Monday
Oct 6
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    31°F
    NW
    6mph
    0"
    42°F
    NW
    6mph
  • 11:00 am
    0"
    55°F
    NW
    4mph
    0"
    66°F
    NW
    4mph
  • 5:00 pm
    0"
    55°F
    W
    3mph
    0"
    66°F
    W
    3mph
  • 11:00 pm
    0"
    36°F
    NW
    5mph
    0"
    47°F
    NW
    5mph
Tuesday
Oct 7
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    34°F
    NW
    5mph
    0"
    45°F
    NW
    5mph
  • 11:00 am
    0"
    55°F
    W
    4mph
    0"
    66°F
    W
    4mph
  • 5:00 pm
    0"
    54°F
    W
    3mph
    0"
    65°F
    W
    3mph
  • 11:00 pm
    0"
    35°F
    NW
    4mph
    0"
    46°F
    NW
    4mph
Wednesday
Oct 8
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    33°F
    NW
    3mph
    0"
    44°F
    NW
    3mph
  • 11:00 am
    0"
    53°F
    SW
    5mph
    0"
    64°F
    SW
    5mph
  • 5:00 pm
    0"
    51°F
    SW
    2mph
    0"
    62°F
    SW
    2mph
  • 11:00 pm
    0"
    36°F
    N
    2mph
    0"
    47°F
    N
    2mph
Thursday
Oct 9
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    33°F
    N
    4mph
    0"
    44°F
    N
    4mph
  • 11:00 am
    0"
    51°F
    W
    2mph
    0"
    62°F
    W
    2mph
  • 5:00 pm
    0"
    49°F
    SW
    3mph
    0"
    60°F
    SW
    3mph
  • 11:00 pm
    0"
    33°F
    NW
    3mph
    0"
    45°F
    NW
    3mph
Friday
Oct 10
  • Time
  • Summit | 9146ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    29°F
    NW
    5mph
    0"
    41°F
    NW
    5mph
  • 11:00 am
    0"
    49°F
    W
    2mph
    0"
    60°F
    W
    2mph
  • 5:00 pm
    0"
    50°F
    S
    2mph
    0"
    61°F
    S
    2mph
  • 11:00 pm
    0"
    36°F
    N
    2mph
    0"
    47°F
    N
    2mph

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