Sun Valley weather live forecast

Tomorrow's maximum temperature in Sun Valley is expected to be 17°C.

5-day weather forecast updated at 04:01 on Sunday 4th May 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 4th May 2025

Expect isolated thunderstorms in Sun Valley, Idaho with a maximum temperature of 17°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 13 kph from the north.

  • 17°C maximum temperature17
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 69% chance of some rain69
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the North13
    kph wind from N

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Sun Valley weather for Monday 5th May 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 17°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north.

  • 17°C maximum temperature17
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 17°C wind chill17
    °C wind chill
  • Moderate breeze of 20 kph from the North20
    kph wind from N

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Sun Valley weather for Tuesday 6th May 2025

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

  • 16°C maximum temperature16
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 16 kph from the North16
    kph wind from N

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Sun Valley weather for Wednesday 7th May 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Sun Valley weather for Thursday 8th May 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

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

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