Month-by-month travel weather
San Francisco December weather
San Francisco, United States · December
Wet pavement + wind is the main comfort combo
December sits in the rainy season. Temperatures remain mild, but wet and windy days can feel sharply cool.
A rain shell and good shoes often matter more than a heavy coat.
December averages at a glance
Average low
around 7–10°C
Average high
around 13–16°C
Average precipitation
around 80–120 mm
Rainy days
about 7–11 days
What to wear in December in San Francisco
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Light rain shell + layers works well.
- • A hoodie/sweater layer helps in wind.
- • Shoes that handle wet pavement help.
Travel tips for visiting San Francisco in December
- • Rain can come in bursts—keep plans flexible.
- • Waterfront routes amplify wind chill.
December weather in San Francisco — FAQ
Q. Is December cold?
A. Usually mild, but rain and wind can make it feel quite cold.
Q. Does it rain often?
A. Yes—December is among the wetter months.
Explore San Francisco
These pages are connected so you can compare conditions and decide for yourself.