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Ski Resort Sun Valley in Boise: Position on map

Today's weather at Sun Valley • 9 Days Forecast

Sun Valley Summit

2,789 m 
Weather forecast for today: mostly sunny
© GeoSphere Austria
mostly sunny
7 °C
min -3 °C
max 10 °C
Today, 23 May 2026:  Early clouds will clear to leave the region with a dry and sunny day.
Show 9 Day Forecast

Next Hours

  • 5 °C
  • 0 °C
  • -2 °C
  • Today
    Tomorrow
    10 °C
  • 3 °C
  • 2 °C
  • Today
    23 May
    Early clouds will clear to leave the region with a dry and sunny day.
    0l/30%
    8 h
    0 cm
    4 km/h
    15 %
  • Tomorrow
    24 May
    Early clouds will clear to leave the region with a dry and sunny day.
    0l/75%
    8.5 h
    0 cm
    11 km/h
    10 %
  • Mon
    25 May
    Showers dying away in the morning. Later dry and sunny with hardly any clouds.
    0l/90%
    8.5 h
    0 cm
    4 km/h
    30 %
  • Tue
    26 May
    Showers will die away soon to leave a bright day with plenty of sunshine.
    2l/80%
    5 h
    2 cm
    11 km/h
    50 %
  • Wed
    27 May
    Considerable cloudiness with light snowfall starting before noon.
    0l/70%
    1 h
    0 cm
    11 km/h
    35 %
  • Thu
    28 May
    The day will be dry, but mostly cloudy with occasional sunny spells.
    2l/80%
    1 h
    0 cm
    14 km/h
    75 %
  • Fri
    29 May
    Thunderstorms will persist into the afternoon, then the clouds will break up.
    1l/70%
    9 h
    1 cm
    11 km/h
    45 %
  • Sat
    30 May
    Snow showers dying away in the morning, then becoming dry and partly sunny.
    0l/50%
    10.5 h
    0 cm
    11 km/h
    30 %
  • Sun
    31 May
    Dry and bright with plenty of sunshine, clouds will be rare.
    0l/50%
    4 h
    0 cm
    11 km/h
    60 %

  • Morning

    partly clear
    partly clear
    5 °C
    Rain: 0 l/m2
    Fresh snow: 0 cm
    Wind direction: South-West
    Wind speed: 4 km/h
    Storm risk: 0 %
    Fog risk: 0 %
    Rain risk: 0 %

  • Noon

    partly sunny
    partly sunny
    0 °C
    Rain: 0 l/m2
    Fresh snow: 0 cm
    Wind direction: South
    Wind speed: 0 km/h
    Storm risk: 30 %
    Fog risk: 0 %
    Rain risk: 0 %

  • Evening

    sunny
    sunny
    -2 °C
    Rain: 0 l/m2
    Fresh snow: 0 cm
    Wind direction: South-West
    Wind speed: 0 km/h
    Storm risk: 15 %
    Fog risk: 0 %
    Rain risk: 0 %

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