Sun Valley weather live forecast

Tomorrow's maximum temperature in Sun Valley is expected to be 2°C.

5-day weather forecast updated at 04:01 on Wednesday 19th February 2025 GMT

More about Sun Valley

Sun Valley by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Idaho

KLM: Low fares on long haul from £410 return

  • Save on return flights to worldwide destinations
  • Book flights to Abu Dhabi, Jo'burg, Tokyo & more
  • Plus more flights to the Americas, Middle East & Europe
Go to KLM deal >>

View all KLM offers

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 Tuesday 18th February 2025

Expect clear skies in Sun Valley, Idaho with a maximum temperature of 2°C, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -12°C minimum temperature-12
    °C minimum temperature
  • Clear skies
    clear skies
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -1°C wind chill-1
    °C wind chill
  • Gentle breeze of 13 kph from the North-West13
    kph wind from NW

Back to top

Sun Valley weather for Wednesday 19th February 2025

Expect mostly cloudy with light snow in Sun Valley, Idaho with a maximum temperature of 1°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 98% chance of some snow and a light breeze of 7 kph from the north.

  • 1°C maximum temperature1
    °C maximum temperature
  • -11°C minimum temperature-11
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 98% chance of some snow98
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -1°C wind chill-1
    °C wind chill
  • Light breeze of 7 kph from the North7
    kph wind from N

Back to top

Sun Valley weather for Thursday 20th February 2025

Expect broken clouds in Sun Valley, Idaho with a maximum temperature of 3°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

  • 3°C maximum temperature3
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 9 kph from the North9
    kph wind from N

Back to top

Sun Valley weather for Friday 21st February 2025

Expect scattered clouds in Sun Valley, Idaho with a maximum temperature of 1°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

  • 1°C maximum temperature1
    °C maximum temperature
  • -12°C minimum temperature-12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -1°C wind chill-1
    °C wind chill
  • Light breeze of 8 kph from the North8
    kph wind from N

Back to top

Sun Valley weather for Saturday 22nd February 2025

Expect clear skies with flurries of snow in Sun Valley, Idaho with a maximum temperature of 4°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 7% chance of some snow and a light breeze of 7 kph from the north-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 7% chance of some snow7
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 2°C wind chill2
    °C wind chill
  • Light breeze of 7 kph from the North-West7
    kph wind from NW

Back to top

Cosmos: up to £600 savings on 2025 tours

  • Save up to £600 per couple on worldwide tours in 2025
  • Book tours to Europe, Asia, Africa, Americas & beyond
  • Travel before 31st December 2025 (inclusive)
Go to Cosmos deal >>

Expires at 23:59 on Monday 31st Mar 2025 · View all Cosmos offers

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

Back to top

More about the USA

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^