Sun Valley weather in April 2026

Expect daytime maximum temperatures of 50°F in Sun Valley, Idaho in April based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall.

  • 50°F maximum daytime temperature in April in Sun Valley50
    50°F max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in April in Sun Valley11
    11 days with some rainfall
  • 23°F minimum night-time temperature in April in Sun Valley23
    23°F min night temperature
  • 13 hours of daylight per day in April in Sun Valley13
    13 hours of daylight per day
  • No heat & humidity in April in Sun Valley0
    No heat & humidity
  • 1.3 inches monthly rainfall in April in Sun Valley1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 6 (High) in April in Sun Valley6
    6 (High) UV index

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The April weather guide for Idaho (Sun Valley) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How warm is it in Sun Valley in April?

Daytime temperatures usually reach 61°F in Sun Valley in April, falling to 36°F at night.

How sunny is it in Sun Valley in April?

There are normally 9 hours of bright sunshine each day in Sun Valley in April - that's 69% of daylight hours.

Does it rain in Sun Valley in April?

There are usually 8 days with some rain in Sun Valley in April and the average monthly rainfall is 1.2 inches.

Sun Valley April sunrise & sunset times

Browse the sunrise and sunset times for Sun Valley in April 2026. Select a month to view Sun Valley sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:19 19:04
Wednesday, 15th April 2026 05:54 19:21
Thursday, 30th April 2026 05:31 19:39

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