Seattle weather in December
Cold, with regular rainfall. Average highs of 7°C and lows of 3°C, with around 19 rainy days expected throughout the month.
While December isn't our top-rated month for Seattle, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
7°C
Average low
3°C
Rainy days
19 days
Best months to visit
July, August
What to do in Seattle in December
Whatever the weather, Seattle rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
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.
Browse other months
January
8C
Cold, with regular rainfall.
February
8C
Cold, with regular rainfall.
March
11C
Cool, with regular rainfall.
April
14C
Cool, with some rainy days.
May
18C
Mild and comfortable, with some rainy days.
June
21C
Mild and comfortable, with occasional showers.
Recommended
July
25C
Warm and pleasant, and mostly sunny skies.
Recommended
August
25C
Warm and pleasant, with occasional showers.
September
21C
Mild and comfortable, with some rainy days.
October
15C
Cool, with some rainy days.
November
10C
Cool, with regular rainfall.
December (you are here)
7C
Cold, with regular rainfall.
Book your December trip to Seattle
Find hotels, tours and experiences for the perfect escape.
