Sun Valley weather live forecast

Tomorrow's maximum temperature in Sun Valley is expected to be 15°C.

  • Monday
    14th Apr
    Clear skies
  • Tuesday
    15th Apr
    Scattered clouds
  • Wednesday
    16th Apr
    Broken clouds
  • Thursday
    17th Apr
    Cloudy with sleet or snow (2-5 mm of rainfall expected)
  • Friday
    18th Apr
    Scattered clouds

5-day weather forecast updated at 04:01 on Monday 14th April 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 Monday 14th April 2025

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 15°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

  • 15°C maximum temperature15
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Clear skies
    clear skies
  • 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
  • 15°C wind chill15
    °C wind chill
  • Light breeze of 8 kph from the North8
    kph wind from N

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Sun Valley weather for Tuesday 15th April 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 18°C, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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
  • Light breeze of 9 kph from the North9
    kph wind from N

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Sun Valley weather for Wednesday 16th April 2025

Expect broken clouds in Sun Valley, Idaho with a maximum temperature of 19°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Sun Valley weather for Thursday 17th April 2025

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 10°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 57% chance of some sleet or snow and a gentle breeze of 15 kph from the north.

  • 10°C maximum temperature10
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 57% chance of some sleet or snow57
    % chance of some sleet or snow
  • 2-5 mm of sleet/snow expected<5
    mm of sleet/snow expected
  • 7°C wind chill7
    °C wind chill
  • Gentle breeze of 15 kph from the North15
    kph wind from N

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Sun Valley weather for Friday 18th April 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 12°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

  • 12°C maximum temperature12
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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

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