Yes
you do need a jacket based on the weather in San Francisco (Mission District), California, United States 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
55°F13°C & Clear
Wind is 4 mph7 km/h from the West, gusting to 9 mph14 km/h
| October 17 | ||||
| 7am | 55°F13°C | 4 mph7 km/h West | Clear | |
| 8am | 55°F13°C | 4 mph6 km/h Southwest | Clear | |
| 9am | 54°F12°C | 4 mph7 km/h Southwest | Mostly Clear | |
| 10am | 54°F12°C | 4 mph6 km/h Southwest | Clear | |
| 11am | 53°F12°C | 4 mph6 km/h South | Mostly Clear | |
| 12pm | 52°F11°C | 4 mph6 km/h South | Mostly Cloudy | |
| 1pm | 53°F11°C | 4 mph6 km/h Southeast | Mostly Cloudy | |
| 2pm | 53°F12°C | 3 mph5 km/h East | Mostly Cloudy | |
| 3pm | 54°F12°C | 3 mph5 km/h East | Mostly Cloudy | |
| 4pm | 56°F13°C | 3 mph5 km/h East | Partly Cloudy | |
| 5pm | 58°F15°C | 3 mph4 km/h East | Partly Cloudy | |
| 6pm | 62°F17°C | 3 mph4 km/h Northeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 16 | 52°F11°C | 66°F19°C | 4 mph6 km/h from West | Mostly Clear | Mostly Clear |
| October 17 | 52°F11°C | 72°F22°C | 4 mph6 km/h from Northwest | Mostly Clear | Clear |
| October 18 | 56°F14°C | 74°F23°C | 4 mph6 km/h from North | Clear | Clear |
| October 19 | 57°F14°C | 72°F22°C | 4 mph7 km/h from West | Mostly Clear | Mostly Clear |
| October 20 | 56°F13°C | 74°F24°C | 4 mph7 km/h from North | Mostly Clear | Mostly Clear |
| October 21 | 55°F13°C | 68°F20°C | 5 mph7 km/h from West | Partly Cloudy | Mostly Cloudy |
| October 22 | 56°F13°C | 66°F19°C | 7 mph11 km/h from Southwest | Partly Cloudy | Mostly Clear |
Yes
Low of 53°F12°C, High of 72°F22°CWind: 4 mph6 km/h
Precipitation: None