Best time to go to Sun Valley

  • Max Day Temperature: 22 - 30°C [remove]
  • Hours of Sunshine: 10 hours or more [remove]

The best time to go to Sun Valley is July and August

Change criteria

Max Day Temperature (°C)

  • -2°C maximum daytime temperature in January in Sun Valley-2
    Jan
  • 1°C maximum daytime temperature in February in Sun Valley1
    Feb
  • 4°C maximum daytime temperature in March in Sun Valley4
    Mar
  • 10°C maximum daytime temperature in April in Sun Valley10
    Apr
  • 16°C maximum daytime temperature in May in Sun Valley16
    May
  • 20°C maximum daytime temperature in June in Sun Valley20
    Jun
  • 26°C maximum daytime temperature in July in Sun Valley26
    Jul
  • 25°C maximum daytime temperature in August in Sun Valley25
    Aug
  • 20°C maximum daytime temperature in September in Sun Valley20
    Sep
  • 13°C maximum daytime temperature in October in Sun Valley13
    Oct
  • 4°C maximum daytime temperature in November in Sun Valley4
    Nov
  • -1°C maximum daytime temperature in December in Sun Valley-1
    Dec

Hours of Sunshine (daily)

  • Save an extra 10% on cheap car hire worldwide
  • With this exclusive Holiday Autos discount code
  • Travel before 31st December 2019 (inclusive)
Show discount codeShow discount code ******vel

Expires at 23:59 on Tuesday 30th Apr 2019 · View all Holiday Autos offers

More about Sun Valley

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

The best time to go guide for Sun Valley, Idaho shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.

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

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Best time to go to Sun Valley, Idaho, USA

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