Sun Valley weather in December 2024

Expect -1°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Sun Valley in December. Check more long-term weather averages for Sun Valley in December before you book your next holiday to Idaho in 2024/2025.

-1
-1°C max day temperature
4
4 hours of sunshine per day
13
13 days with some rainfall
-13
-13°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
1
1 (Low) UV index

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The December 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 / mm) | Imperial (°F / inches)

More about the USA

How cold is it in Sun Valley in December?

Daytime temperatures usually reach -1°C in Sun Valley in December, falling to -13°C at night.

How sunny is it in Sun Valley in December?

There are normally 4 hours of bright sunshine each day in Sun Valley in December - that's 40% of daylight hours.

Does it rain in Sun Valley in December?

There are usually 13 days with some rain in Sun Valley in December and the average monthly rainfall is 67mm. Rain may fall as snow in this month.

Sun Valley December sunrise & sunset times

Browse the sunrise and sunset times for Sun Valley in December 2024. Select a month to view Sun Valley sunrise and sunset times for the next 12 months.

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

Date	Sunrise times	Sunset times
Sunday, 1st December 2024	07:52	17:01
Monday, 16th December 2024	08:05	17:02
Tuesday, 31st December 2024	08:11	17:11

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Idaho - quick facts
Flight time^✝	13 hours
Time difference	UK -7 to -8 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Idaho Department of Commerce - Tourism Development