Golden WindowOpen the app →

Weather in Seattle in December

How good it typically feels to be outside in Seattle during December, from years of daily weather history. Set your comfort below and every score here tunes to you — no account needed.

3.2/ 10
Poor
Typical December
Feels-like high / low41° / 32°F
SkyOvercast
HumidityComfortable
RainFrequent

December in Seattle is typically cool and mostly overcast, with comfortable humidity and frequent rain — a tougher month to be outside.

Seattle — every month
Jan3.1Feb3.8Mar4.0Apr4.3May5.4Jun7.0Jul9.1Aug9.0Sep7.4Oct4.6Nov3.5Dec3.2
See the full day-by-day plan for Seattle →
Scores are read from years of daily weather history (Open-Meteo) and climate normals (NASA POWER) — a typical read, not a forecast, and personal to your own comfort once you set your preferences above.