No
you don't need a jacket based on the weather in San Francisco, CA, USA 1 second ago
67°F20°C & Clear
Wind is 7 mph12 km/h from the Southwest, gusting to 12 mph19 km/h
| October 10 | ||||
| 4pm | 68°F20°C | 8 mph14 km/h Southwest | Clear | |
| 5pm | 69°F21°C | 9 mph15 km/h Southwest | Clear | |
| 6pm | 69°F21°C | 10 mph16 km/h West | Clear | |
| 7pm | 69°F20°C | 10 mph16 km/h West | Clear | |
| 8pm | 68°F20°C | 10 mph16 km/h Southwest | Mostly Clear | |
| 9pm | 66°F19°C | 9 mph15 km/h Southwest | Mostly Clear | |
| 10pm | 64°F18°C | 8 mph12 km/h Southwest | Mostly Clear | |
| 11pm | 63°F17°C | 7 mph12 km/h Southwest | Mostly Clear | |
| October 11 | ||||
| 12am | 62°F16°C | 8 mph12 km/h West | Partly Cloudy | |
| 1am | 61°F16°C | 7 mph12 km/h West | Partly Cloudy | |
| 2am | 60°F15°C | 7 mph11 km/h West | Mostly Clear | |
| 3am | 59°F15°C | 6 mph10 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 10 | 54°F12°C | 69°F21°C | 7 mph11 km/h from Southwest | Clear | Mostly Clear |
| October 11 | 55°F13°C | 67°F20°C | 8 mph13 km/h from West | Mostly Clear | Clear |
| October 12 | 53°F12°C | 67°F20°C | 6 mph10 km/h from West | Clear | Partly Cloudy |
| October 13 | 54°F12°C | 64°F18°C | 10 mph17 km/h from Southwest | Rain | Rain |
| October 14 | 54°F12°C | 62°F17°C | 5 mph9 km/h from Southwest | Drizzle | Drizzle |
| October 15 | 52°F11°C | 64°F18°C | 5 mph7 km/h from West | Partly Cloudy | Mostly Clear |
| October 16 | 53°F12°C | 65°F19°C | 5 mph8 km/h from Northwest | Mostly Clear | Mostly Clear |
Yes
Low of 55°F13°C, High of 67°F20°CWind: 8 mph13 km/h
Precipitation: None