- Search & compare the best car hire deals
- Free 48-hour cancellation policy & no hidden charges
- Check prices with Avis, Europcar, Sixt & more
Idaho weather in December 2022
- 33°C max day temperature
- 1111 days with some rainfall
- -6-6°C min night temperature
- 99 hours of daylight per day
- 0No heat & humidity
- 3636 mm of monthly rainfall
- 11 (Low) UV index
Below are average maximum temperatures at popular destinations in Idaho in December. Select a destination to see more weather parameters.
Recommended for Idaho
The December weather guide for Idaho (Boise) 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 Idaho in December?
Daytime temperatures usually reach 3°C in Boise, Idaho in December, falling to -6°C at night.
How sunny is it in Idaho in December?
There are normally 3 hours of bright sunshine each day in Boise, Idaho in December - that's 38% of daylight hours.
Does it rain in Idaho in December?
There are usually 11 days with some rain in Boise, Idaho in December and the average monthly rainfall is 36mm. Rain may fall as snow in this month.
Idaho December sunrise & sunset times
Browse the sunrise and sunset times for Idaho in December 2022. Select a month to view Idaho sunrise and sunset times for the next 12 months. The Idaho sunrise and sunset times shown below are for Boise.
|Date||Sunrise times||Sunset times|
|Thursday, 1st December 2022||07:58||17:09|
|Friday, 16th December 2022||08:12||17:09|
|Saturday, 31st December 2022||08:18||17:18|
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.