Sun Valley weather live forecast

Tomorrow's maximum temperature in Sun Valley is expected to be 26°C.

5-day weather forecast updated at 04:01 on Sunday 15th June 2025 GMT

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The 5-day weather forecast for Idaho (Sun Valley) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sun Valley weather forecast by day

Below are the detailed weather forecasts for Sun Valley for the next 5 days.

Sun Valley weather for Sunday 15th June 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Sun Valley weather for Monday 16th June 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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Sun Valley weather for Tuesday 17th June 2025

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the West16
    kph wind from W

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Sun Valley weather for Wednesday 18th June 2025

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 25°C, maximum UV of 10 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Sun Valley weather for Thursday 19th June 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

  • 28°C maximum temperature28
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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  • Save up to 50% on holidays to select hotels & resorts
  • Book beach holidays, city breaks & tours in 2025/2026
  • Destinations across Europe, Americas, Asia, Africa & beyond
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Expires at 23:59 on Monday 30th Jun 2025 · View all Travelbag offers

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Metric (°C / mm)  |  Imperial (°F / inches)

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