Sun Valley Weather in May
Sun Valley in May sees moderate temperatures, with highs around 16°C (61°F) and overnight lows of 1°C (34°F). Around 30 mm (1.2 in) of rainfall is typical, so a light rain jacket is a sensible addition to your bag.
Rainfall in Sun Valley in May
Looking at the last 30 years, the data shows about 11 days with rain, averaging 30 mm (1.2 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Sun Valley in May
May in Sun Valley brings typical temperatures with highs around 16°C (61°F) and lows of 1°C (34°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 1°C (34°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Sun Valley.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sun Valley's climate page.
Sun Valley Temperature in May
Min Temperature
1°C (34°F)
Max Temperature
16°C (61°F)
Chance of Rain
35%
Precipitation
30 mm (1.2 in)
Rainy days
11 days
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sun Valley in May
Pack for changing conditions in Sun Valley in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Pack a light rain jacket or compact umbrella for occasional showers.What To Do in Sun Valley in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sun Valley's climate page.
See the full Sun Valley climate overview or explore weather in the United States of America.
