Generally, you can anticipate the weather in Seattle during the month of December is 6 with a general average high of 8 with lows about 2. We have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 8 |
| Low Temperature | 2 |
| Sunshine Per Day | 3 |
Seattle, Washington (USA) Weather in December FAQs
What’s the weather like?
The typical weather is 6 degrees celsius throughout the month
What is the weather like during summer?
Usually summer weather is 22.
So what’s it like during the winter?
Expect the winter weather to be 8 degrees celsius
Whats the weather average difference between summer to winter?
The typical winter vs. summer temperature varies by 7 variance in temperatures
Whats the coolest it usually gets?
Our weather insight tells us it will go to 2 degrees.Useful Links: Seattle Weather: Average Weather & Yearly Climate