Related Regions: Idaho, United States, North America

Sun Valley Long Range Weather Forecast

7-Day Weather Forecast for Sun Valley

What's the weather forecast for Sun Valley this week? Check out the long-range weather forecast for Sun Valley, including temperature, predicted snowfall and wind details at the summit and base throughout the day for the next week. Tab over to overview or Hour by Hour for alternative views of the Sun Valley weather forecast.
    • Tuesday
      35°F
      28°F
    • Wednesday
      42°F
      24°F
    • Thursday
      37°F
      26°F
    • Friday
      36°F
      24°F
    • Saturday
      34°F
      22°F
    • Sunday
      40°F
      15°F
    • Monday
      41°F
      16°F
    • Tuesday
      47°F
      23°F
Tuesday
Sep 19
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 pm
    0"
    35°F
    W
    7mph
    0"
    44°F
    W
    7mph
  • 6:00 pm
    0"
    34°F
    W
    7mph
    0"
    42°F
    W
    7mph
  • 7:00 pm
    0"
    31°F
    W
    4mph
    0"
    40°F
    W
    4mph
  • 8:00 pm
    0"
    29°F
    W
    3mph
    0"
    37°F
    W
    3mph
  • 9:00 pm
    0"
    29°F
    NE
    1mph
    0"
    38°F
    NE
    1mph
  • 10:00 pm
    0"
    29°F
    NE
    2mph
    0"
    38°F
    NE
    2mph
  • 11:00 pm
    0"
    28°F
    NW
    3mph
    0"
    36°F
    NW
    3mph
Wednesday
Sep 20
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 12:00 am
    0"
    26°F
    N
    3mph
    0"
    34°F
    N
    3mph
  • 1:00 am
    0"
    24°F
    NW
    2mph
    0"
    32°F
    NW
    2mph
  • 2:00 am
    0"
    25°F
    NW
    2mph
    0"
    33°F
    NW
    2mph
  • 3:00 am
    0"
    24°F
    SW
    3mph
    0"
    33°F
    SW
    3mph
  • 4:00 am
    0"
    26°F
    SE
    3mph
    0"
    35°F
    SE
    3mph
  • 5:00 am
    0"
    28°F
    SE
    2mph
    0"
    36°F
    SE
    2mph
  • 6:00 am
    0"
    29°F
    S
    3mph
    0"
    38°F
    S
    3mph
  • 7:00 am
    0"
    30°F
    SE
    5mph
    0"
    38°F
    SE
    5mph
  • 8:00 am
    0"
    32°F
    SE
    4mph
    0"
    40°F
    SE
    4mph
  • 9:00 am
    0"
    35°F
    S
    7mph
    0"
    43°F
    S
    7mph
  • 10:00 am
    0"
    37°F
    SW
    10mph
    0"
    46°F
    SW
    10mph
  • 11:00 am
    0"
    38°F
    SW
    10mph
    0"
    47°F
    SW
    10mph
  • 12:00 pm
    0"
    38°F
    SW
    8mph
    0"
    46°F
    SW
    8mph
  • 1:00 pm
    0"
    42°F
    SW
    7mph
    0"
    50°F
    SW
    7mph
  • 2:00 pm
    0"
    40°F
    SW
    8mph
    0"
    49°F
    SW
    8mph
  • 3:00 pm
    0"
    41°F
    S
    8mph
    0"
    49°F
    S
    8mph
  • 4:00 pm
    0"
    37°F
    SW
    7mph
    0"
    45°F
    SW
    7mph
  • 5:00 pm
    0"
    34°F
    W
    5mph
    0"
    42°F
    W
    5mph
  • 6:00 pm
    0"
    34°F
    NW
    6mph
    0"
    42°F
    NW
    6mph
  • 7:00 pm
    0"
    33°F
    NW
    2mph
    0"
    41°F
    NW
    2mph
  • 8:00 pm
    0"
    32°F
    SW
    2mph
    0"
    40°F
    SW
    2mph
  • 9:00 pm
    0"
    31°F
    SW
    1mph
    0"
    40°F
    SW
    1mph
  • 10:00 pm
    0"
    31°F
    SW
    3mph
    0"
    39°F
    SW
    3mph
  • 11:00 pm
    0"
    30°F
    W
    2mph
    0"
    39°F
    W
    2mph
Thursday
Sep 21
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 12:00 am
    0"
    29°F
    W
    2mph
    0"
    38°F
    W
    2mph
  • 1:00 am
    0"
    29°F
    W
    2mph
    0"
    37°F
    W
    2mph
  • 2:00 am
    0"
    28°F
    SW
    3mph
    0"
    37°F
    SW
    3mph
  • 3:00 am
    0"
    28°F
    W
    2mph
    0"
    37°F
    W
    2mph
  • 4:00 am
    0"
    28°F
    W
    1mph
    0"
    37°F
    W
    1mph
  • 5:00 am
    0"
    27°F
    W
    1mph
    0"
    36°F
    W
    1mph
  • 6:00 am
    0"
    26°F
    SW
    1mph
    0"
    35°F
    SW
    1mph
  • 7:00 am
    0"
    27°F
    NW
    1mph
    0"
    35°F
    NW
    1mph
  • 8:00 am
    0"
    30°F
    NW
    1mph
    0"
    38°F
    NW
    1mph
  • 9:00 am
    0"
    33°F
    S
    1mph
    0"
    41°F
    S
    1mph
  • 10:00 am
    0"
    35°F
    S
    2mph
    0"
    43°F
    S
    2mph
  • 11:00 am
    0"
    35°F
    S
    5mph
    0"
    44°F
    S
    5mph
  • 12:00 pm
    0"
    36°F
    S
    5mph
    0"
    44°F
    S
    5mph
  • 1:00 pm
    0"
    36°F
    S
    4mph
    0"
    44°F
    S
    4mph
  • 2:00 pm
    0"
    37°F
    S
    4mph
    0"
    45°F
    S
    4mph
  • 3:00 pm
    0"
    37°F
    S
    6mph
    0"
    45°F
    S
    6mph
  • 4:00 pm
    0"
    36°F
    S
    8mph
    0"
    44°F
    S
    8mph
  • 5:00 pm
    0"
    34°F
    S
    6mph
    0"
    42°F
    S
    6mph
  • 6:00 pm
    0"
    33°F
    S
    4mph
    0"
    41°F
    S
    4mph
  • 7:00 pm
    0"
    30°F
    S
    2mph
    0"
    39°F
    S
    2mph
  • 8:00 pm
    0"
    28°F
    NW
    1mph
    0"
    37°F
    NW
    1mph
  • 9:00 pm
    0"
    29°F
    W
    1mph
    0"
    37°F
    W
    1mph
  • 10:00 pm
    0"
    28°F
    NW
    1mph
    0"
    36°F
    NW
    1mph
  • 11:00 pm
    0"
    28°F
    NW
    2mph
    0"
    37°F
    NW
    2mph
Friday
Sep 22
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 12:00 am
    0"
    28°F
    NW
    2mph
    0"
    36°F
    NW
    2mph
  • 1:00 am
    0"
    28°F
    NW
    2mph
    0"
    36°F
    NW
    2mph
  • 2:00 am
    0"
    26°F
    NW
    2mph
    0"
    34°F
    NW
    2mph
  • 3:00 am
    0"
    24°F
    NW
    3mph
    0"
    33°F
    NW
    3mph
  • 4:00 am
    0"
    26°F
    NW
    4mph
    0"
    34°F
    NW
    4mph
  • 5:00 am
    0"
    24°F
    NW
    4mph
    0"
    33°F
    NW
    4mph
  • 6:00 am
    0"
    24°F
    NW
    4mph
    0"
    32°F
    NW
    4mph
  • 7:00 am
    0"
    24°F
    NW
    5mph
    0"
    33°F
    NW
    5mph
  • 8:00 am
    0"
    29°F
    NW
    4mph
    0"
    37°F
    NW
    4mph
  • 9:00 am
    0"
    32°F
    N
    3mph
    0"
    40°F
    N
    3mph
  • 10:00 am
    0"
    34°F
    E
    1mph
    0"
    43°F
    E
    1mph
  • 11:00 am
    0"
    36°F
    SE
    3mph
    0"
    44°F
    SE
    3mph
  • 5:00 pm
    4"
    32°F
    S
    3mph
    0"
    40°F
    S
    3mph
  • 11:00 pm
    0"
    28°F
    SE
    1mph
    0"
    36°F
    SE
    1mph
Saturday
Sep 23
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    27°F
    N
    0mph
    0"
    35°F
    N
    0mph
  • 11:00 am
    0"
    32°F
    SE
    4mph
    0"
    40°F
    SE
    4mph
  • 5:00 pm
    0"
    34°F
    SE
    2mph
    0"
    42°F
    SE
    2mph
  • 11:00 pm
    0"
    22°F
    NW
    5mph
    0"
    30°F
    NW
    5mph
Sunday
Sep 24
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    15°F
    NW
    7mph
    0"
    23°F
    NW
    7mph
  • 11:00 am
    0"
    36°F
    N
    5mph
    0"
    44°F
    N
    5mph
  • 5:00 pm
    0"
    40°F
    E
    3mph
    0"
    48°F
    E
    3mph
  • 11:00 pm
    0"
    21°F
    NW
    5mph
    0"
    29°F
    NW
    5mph
Monday
Sep 25
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    16°F
    NW
    6mph
    0"
    25°F
    NW
    6mph
  • 11:00 am
    0"
    41°F
    SW
    2mph
    0"
    50°F
    SW
    2mph
  • 5:00 pm
    0"
    39°F
    S
    4mph
    0"
    48°F
    S
    4mph
  • 11:00 pm
    0"
    26°F
    NW
    4mph
    0"
    34°F
    NW
    4mph
Tuesday
Sep 26
  • Time
  • Summit | 8297ft.
  • Base | 5748ft.
  • 5:00 am
    0"
    23°F
    NW
    5mph
    0"
    31°F
    NW
    5mph
  • 11:00 am
    0"
    47°F
    S
    2mph
    0"
    56°F
    S
    2mph
  • 5:00 pm
    0"
    43°F
    SW
    2mph
    0"
    52°F
    SW
    2mph
  • 11:00 pm
    0"
    29°F
    NW
    4mph
    0"
    38°F
    NW
    4mph

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