Sun Valley weather live forecast

Tomorrow's maximum temperature in Sun Valley is expected to be 10°C.

  • Wednesday
    12th Mar
    Cloudy with sleet or snow (0-2 mm of rainfall expected)
  • Thursday
    13th Mar
    Cloudy with sleet or snow (10-20 mm of rainfall expected)
  • Friday
    14th Mar
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Saturday
    15th Mar
    Cloudy with sleet or snow (0-2 mm of rainfall expected)
  • Sunday
    16th Mar
    Cloudy with sleet or snow (5-10 mm of rainfall expected)

5-day weather forecast updated at 04:01 on Wednesday 12th March 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 Wednesday 12th March 2025

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 10°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 97% chance of some sleet or snow and a gentle breeze of 14 kph from the south.

  • 10°C maximum temperature10
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 97% chance of some sleet or snow97
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 8°C wind chill8
    °C wind chill
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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Sun Valley weather for Thursday 13th March 2025

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 5°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 91% chance of some sleet or snow and a gentle breeze of 14 kph from the south.

  • 5°C maximum temperature5
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 91% chance of some sleet or snow91
    % chance of some sleet or snow
  • 10-20 mm of sleet/snow expected<20
    mm of sleet/snow expected
  • 2°C wind chill2
    °C wind chill
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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Sun Valley weather for Friday 14th March 2025

Expect mostly cloudy with light snow in Sun Valley, Idaho with a maximum temperature of 2°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 79% chance of some snow and a gentle breeze of 14 kph from the south-west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 79% chance of some snow79
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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Sun Valley weather for Saturday 15th March 2025

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 3°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 65% chance of some sleet or snow and a gentle breeze of 19 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 65% chance of some sleet or snow65
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • -1°C wind chill-1
    °C wind chill
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Sun Valley weather for Sunday 16th March 2025

Expect cloudy with sleet or snow in Sun Valley, Idaho with a maximum temperature of 5°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 67% chance of some sleet or snow and a gentle breeze of 14 kph from the south.

  • 5°C maximum temperature5
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 67% chance of some sleet or snow67
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 2°C wind chill2
    °C wind chill
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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

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