Sun Valley weather in May 2020

  • 16°C maximum daytime temperature in May in Sun Valley16
    16°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in May in Sun Valley11
    11 days with some rainfall
  • -1°C minimum night-time temperature in May in Sun Valley-1
    -1°C min night temperature
  • 15 hours of daylight per day in May in Sun Valley15
    15 hours of daylight per day
  • No heat & humidity in May in Sun Valley0
    No heat & humidity
  • 43 mm monthly rainfall in May in Sun Valley43
    43 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Sun Valley8
    8 (Very High) UV index

Going to Sun Valley? Find the best month to visit Sun Valley based on the weather.

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

Expect 16°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Sun Valley in May. Check more long-term weather averages for Sun Valley in May before you book your next holiday to Idaho in 2020/2021.

  • Browse Holiday Inn Express hotels in USA
  • Book cheap hotels in across the United States
  • Check for special offers & best available rates

More about Sun Valley

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

The May weather guide for Sun Valley, Idaho 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 / mm)  |  Imperial (°F / inches)

Guide to Sun Valley weather in May

The average maximum daytime temperature in Sun Valley in May is a comfortable 16°C (61°F). The average night-time temperature is usually a very cold -1°C (30°F). There are usually 9 hours of bright sunshine each day, which represents 63% of the 15 hours of daylight.

Expect 43mm (1.7 inches) of rainfall across the whole of May with 11 days with some rain falling. Maximum UV levels will be very high (8 UV index) at midday when the skies are clear.

Sun Valley sunrise & sunset times for May 2020

Browse the sunrise & sunset times for Sun Valley in May 2020. Select a month to view Sun Valley sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2020 06:29 20:41
Saturday, 2nd May 2020 06:27 20:42
Sunday, 3rd May 2020 06:26 20:43
Monday, 4th May 2020 06:25 20:44
Tuesday, 5th May 2020 06:23 20:45
Wednesday, 6th May 2020 06:22 20:47
Thursday, 7th May 2020 06:21 20:48
Friday, 8th May 2020 06:20 20:49
Saturday, 9th May 2020 06:18 20:50
Sunday, 10th May 2020 06:17 20:51
Monday, 11th May 2020 06:16 20:52
Tuesday, 12th May 2020 06:15 20:53
Wednesday, 13th May 2020 06:14 20:55
Thursday, 14th May 2020 06:13 20:56
Friday, 15th May 2020 06:12 20:57
Saturday, 16th May 2020 06:10 20:58
Sunday, 17th May 2020 06:09 20:59
Monday, 18th May 2020 06:08 21:00
Tuesday, 19th May 2020 06:08 21:01
Wednesday, 20th May 2020 06:07 21:02
Thursday, 21st May 2020 06:06 21:03
Friday, 22nd May 2020 06:05 21:04
Saturday, 23rd May 2020 06:04 21:05
Sunday, 24th May 2020 06:03 21:06
Monday, 25th May 2020 06:03 21:07
Tuesday, 26th May 2020 06:02 21:08
Wednesday, 27th May 2020 06:01 21:09
Thursday, 28th May 2020 06:01 21:09
Friday, 29th May 2020 06:00 21:10
Saturday, 30th May 2020 05:59 21:11
Sunday, 31st May 2020 05:59 21:12
  • Book car hire with Alamo & get Viator discount code
  • Save 10% on US attractions & excursions with Viator
  • Offer available to UK residents only

Back to top

More Idaho destinations

All Idaho destinations >>

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

Related posts

Popular travel offers

Top ^