No
you don't need a jacket based on the weather in San Francisco, CA, USA 1 second ago
62°F17°C & Clear
Wind is 9 mph15 km/h from the West, gusting to 16 mph25 km/h
| October 28 | ||||
| 1am | 62°F17°C | 9 mph15 km/h West | Clear | |
| 2am | 60°F15°C | 7 mph12 km/h West | Clear | |
| 3am | 58°F14°C | 5 mph8 km/h West | Clear | |
| 4am | 56°F14°C | 3 mph5 km/h Northwest | Clear | |
| 5am | 56°F13°C | 3 mph5 km/h Northwest | Clear | |
| 6am | 55°F13°C | 2 mph3 km/h Northwest | Clear | |
| 7am | 54°F12°C | 2 mph3 km/h Northwest | Clear | |
| 8am | 55°F13°C | 2 mph3 km/h North | Clear | |
| 9am | 54°F12°C | 2 mph3 km/h Northeast | Clear | |
| 10am | 53°F12°C | 2 mph3 km/h Northwest | Clear | |
| 11am | 53°F12°C | 2 mph4 km/h Northwest | Clear | |
| 12pm | 52°F11°C | 2 mph3 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 27 | 54°F12°C | 68°F20°C | 5 mph8 km/h from Northwest | Mostly Clear | Clear |
| October 28 | 52°F11°C | 71°F22°C | 4 mph7 km/h from North | Clear | Clear |
| October 29 | 54°F12°C | 73°F23°C | 5 mph7 km/h from Northwest | Clear | Mostly Clear |
| October 30 | 55°F13°C | 64°F18°C | 7 mph12 km/h from West | Mostly Cloudy | Partly Cloudy |
| October 31 | 53°F12°C | 68°F20°C | 4 mph6 km/h from West | Mostly Clear | Clear |
| November 1 | 53°F12°C | 69°F21°C | 4 mph6 km/h from Northwest | Clear | Partly Cloudy |
| November 2 | 55°F13°C | 72°F22°C | 4 mph6 km/h from Northwest | Partly Cloudy | Mostly Clear |
Yes
Low of 52°F11°C, High of 71°F22°CWind: 4 mph7 km/h
Precipitation: None