San Francisco, California Weather in December
United States · December climate averages and travel tips
Avg high14°C (56°F)
Avg low7°C (44°F)
Rainfall123 mm (4.8 in)
RatingFair 5.6/10
San Francisco in December sees daytime temperatures around 14°C (56°F), dropping to about 7°C (44°F) at night. December is winter in United States. The month is wet, with about 123 mm (4.8 in) of rain spread over 11 days, making it the wettest month of the year. You get roughly 9.4 hours of daylight and a mix of sun and cloud.
Is December a good time to visit San Francisco?
December is a fair time to visit San Francisco (5.6/10) mainly because of the cold. For better weather, go in May to October.
December weather at a glance
| Average high | 14°C (56°F) |
|---|---|
| Average low | 7°C (44°F) |
| Daily mean | 10°C (49°F) |
| Rainfall | 123 mm (4.8 in) |
| Rainy days (1 mm+) | 11 |
| Humidity | 82% |
| Cloud cover | 58% |
| Daylight | 9.4 hours |
| Est. sunshine | 4.3 hours/day |
| Wind | 7.8 km/h |
| vs November | 4°C cooler than November, with 68 mm more rain. |
What to pack for San Francisco in December
- a warm jacket and layers
- an umbrella or rain jacket
San Francisco weather in other months
Jan14°C / 6°C109 mmFairFeb15°C / 7°C93 mmGoodMar16°C / 8°C90 mmGoodApr17°C / 8°C38 mmExcellentMay19°C / 10°C18 mmExcellentJun22°C / 11°C6 mmExcellentJul23°C / 12°C1 mmExcellentAug23°C / 13°C1 mmExcellentSep24°C / 13°C4 mmExcellentOct22°C / 12°C34 mmExcellentNov18°C / 9°C55 mmExcellentDec14°C / 7°C123 mmFair
← NovemberBest time to visit San FranciscoJanuary →
Better weather in December nearby
- Mexico City22°C · 7 mm · Excellent
- Orlando, Florida23°C · 51 mm · Excellent
- Cabo San Lucas26°C · 12 mm · Excellent
- Iztapalapa22°C · 13 mm · Excellent
- Puebla23°C · 12 mm · Excellent
- Ecatepec de Morelos22°C · 13 mm · Excellent
Nearby in December
- Los Angeles, California19°C · 72 mm
- Las Vegas, Nevada15°C · 17 mm
- San Diego, California19°C · 51 mm
- Tijuana19°C · 51 mm
- Mexicali21°C · 19 mm
- Phoenix, Arizona20°C · 34 mm
Where else is good in December? See where to go in December.