No
you don't need a jacket based on the weather in San Francisco, CA 94108, USA 1 second ago
61°F16°C & Mostly Clear
Wind is 5 mph8 km/h from the South, gusting to 13 mph21 km/h
| August 22 | ||||
| 1am | 61°F16°C | 6 mph9 km/h South | Mostly Clear | |
| 2am | 60°F16°C | 6 mph9 km/h South | Mostly Clear | |
| 3am | 59°F15°C | 6 mph9 km/h South | Mostly Clear | |
| 4am | 59°F15°C | 6 mph10 km/h South | Mostly Cloudy | |
| 5am | 59°F15°C | 6 mph9 km/h South | Mostly Cloudy | |
| 6am | 59°F15°C | 6 mph9 km/h South | Cloudy | |
| 7am | 58°F15°C | 5 mph8 km/h South | Cloudy | |
| 8am | 57°F14°C | 5 mph8 km/h Southwest | Mostly Cloudy | |
| 9am | 57°F14°C | 5 mph8 km/h Southwest | Mostly Cloudy | |
| 10am | 57°F14°C | 5 mph7 km/h Southwest | Mostly Cloudy | |
| 11am | 58°F15°C | 5 mph8 km/h Southwest | Partly Cloudy | |
| 12pm | 60°F16°C | 5 mph8 km/h Southwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 21 | 58°F14°C | 76°F24°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
| August 22 | 57°F14°C | 69°F20°C | 7 mph12 km/h from Southwest | Mostly Clear | Mostly Cloudy |
| August 23 | 57°F14°C | 68°F20°C | 8 mph13 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| August 24 | 57°F14°C | 68°F20°C | 9 mph14 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| August 25 | 58°F14°C | 66°F19°C | 9 mph14 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| August 26 | 58°F14°C | 68°F20°C | 8 mph13 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| August 27 | 59°F15°C | 69°F21°C | 8 mph13 km/h from Southwest | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 69°F21°CWind: 7 mph12 km/h
Precipitation: None