Boise Weather in December

Cold, with some rainy days. Average highs of 4°C and lows of -4°C, with around 11 rainy days expected throughout the month.

While December isn't our top-rated month for Boise, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.

Average high

4°C

Average low

-4°C

Rainy days

11 days

Best months to visit

May, June, July, August, September

What to do in Boise in December

Whatever the weather, Boise rewards curious visitors. Here are some of the best ways to spend your time:

Bike or run the Boise Greenbelt along the river Hike trails up the Boise Foothills for city views Float the Boise River on tubes in summer Explore downtown breweries and craft beer scene Visit Bogus Basin ski resort nearby Tour the State Capitol building and grounds

What to pack for December

Pack for cold weather — a proper winter coat, thermal layers, waterproof boots, and warm accessories. You'll want a good base layer for outdoor activities.