No
you don't need a jacket based on the weather in San Francisco, CA, USA 1 second ago
65°F18°C & Mostly Cloudy
Wind is 5 mph8 km/h from the Southwest, gusting to 9 mph14 km/h
| August 22 | ||||
| 3pm | 66°F19°C | 6 mph9 km/h Southwest | Mostly Clear | |
| 4pm | 67°F20°C | 8 mph13 km/h Southwest | Mostly Clear | |
| 5pm | 67°F19°C | 10 mph17 km/h West | Mostly Clear | |
| 6pm | 66°F19°C | 12 mph19 km/h West | Mostly Clear | |
| 7pm | 66°F19°C | 12 mph19 km/h West | Partly Cloudy | |
| 8pm | 64°F18°C | 12 mph19 km/h West | Partly Cloudy | |
| 9pm | 63°F17°C | 12 mph19 km/h West | Mostly Cloudy | |
| 10pm | 62°F17°C | 9 mph14 km/h West | Mostly Cloudy | |
| 11pm | 60°F16°C | 8 mph13 km/h Southwest | Mostly Cloudy | |
| August 23 | ||||
| 12am | 59°F15°C | 7 mph12 km/h Southwest | Mostly Cloudy | |
| 1am | 58°F15°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 2am | 58°F14°C | 7 mph10 km/h Southwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 22 | 56°F13°C | 67°F20°C | 8 mph13 km/h from West | Partly Cloudy | Cloudy |
| August 23 | 56°F14°C | 67°F20°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Cloudy |
| August 24 | 57°F14°C | 66°F19°C | 9 mph14 km/h from West | Partly Cloudy | Mostly Cloudy |
| August 25 | 57°F14°C | 67°F19°C | 8 mph13 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| August 26 | 57°F14°C | 68°F20°C | 8 mph13 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| August 27 | 59°F15°C | 69°F21°C | 9 mph14 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| August 28 | 58°F14°C | 67°F20°C | 8 mph13 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 56°F14°C, High of 67°F20°CWind: 8 mph13 km/h
Precipitation: None