Sun Valley weather in April 2025

Expect 50°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Sun Valley in April. Check more long-term weather averages for Sun Valley in April before you book your next holiday to Idaho in 2025/2026.

  • 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 50°F in Sun Valley in April, falling to 23°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 63% of daylight hours.

Does it rain in Sun Valley in April?

There are usually 11 days with some rain in Sun Valley in April and the average monthly rainfall is 1.3 inches.

Sun Valley April sunrise & sunset times

Browse the sunrise and sunset times for Sun Valley in April 2025. Select a month to view Sun Valley sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:18 19:05
Tuesday, 15th April 2025 05:54 19:21
Wednesday, 30th April 2025 05:31 19:39

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