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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: partly thunderstorms
© GeoSphere Austria
partly thunderstorms
8 °C
min 3 °C
max 12 °C
Today, 20 Jun 2026:  At first sunny, but increasingly cloudy in the afternoon and possibly some rain towards evening.
Show 9 Day Forecast

Next Hours

  • 18 °C
  • 12 °C
  • 9 °C
  • Today
    Tomorrow
    8 °C
  • 4 °C
  • 3 °C
  • Today
    20 Jun
    At first sunny, but increasingly cloudy in the afternoon and possibly some rain towards evening.
    10l/95%
    2 h
    0 cm
    14 km/h
    75 %
  • Tomorrow
    21 Jun
    Thunderstorms will persist into the early afternoon, then the skies will clear.
    0l/5%
    11 h
    0 cm
    11 km/h
    50 %
  • Mon
    22 Jun
    Dry and bright with plenty of sunshine, clouds will be rare
    0l/5%
    11 h
    0 cm
    4 km/h
    15 %
  • Tue
    23 Jun
    Dry and sunny throughout the day with hardly any clouds.
    0l/5%
    11 h
    0 cm
    4 km/h
    0 %
  • Wed
    24 Jun
    Dry and sunny throughout the day with hardly any clouds.
    0l/65%
    8.5 h
    0 cm
    4 km/h
    0 %
  • Thu
    25 Jun
    Some clouds in the morning, lateron much sunshine and hardly any clouds
    0l/55%
    9 h
    0 cm
    14 km/h
    0 %
  • Fri
    26 Jun
    Dry and sunny throughout the day with hardly any clouds.
    0l/20%
    4 h
    0 cm
    11 km/h
    40 %
  • Sat
    27 Jun
    Rather cloudy in the morning, then sunny spells will develop gradually.
    0l/35%
    10.5 h
    0 cm
    22 km/h
    45 %
  • Sun
    28 Jun
    Fair or bright in the beginning, cloudy towards the end of the day.
    0l/35%
    2 h
    0 cm
    14 km/h
    30 %

  • Morning

    sunny
    sunny
    18 °C
    Rain: 0 l/m2
    Fresh snow: 0 cm
    Wind direction: South-West
    Wind speed: 14 km/h
    Storm risk: 0 %
    Fog risk: 0 %
    Rain risk: 0 %

  • Noon

    partly sunny
    partly sunny
    12 °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 %

  • Evening

    light rain or drizzle
    light rain or drizzle
    9 °C
    Rain: 1 l/m2
    Fresh snow: 0 cm
    Wind direction: South
    Wind speed: 4 km/h
    Storm risk: 25 %
    Fog risk: 0 %
    Rain risk: 1 %

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