No
you don't need a jacket based on the weather in San Francisco, CA, USA 1 second ago
59°F15°C & Cloudy
Wind is 9 mph15 km/h from the West, gusting to 16 mph25 km/h
| March 10 | ||||
| 10pm | 57°F14°C | 7 mph12 km/h West | Mostly Clear | |
| 11pm | 54°F12°C | 4 mph6 km/h West | Mostly Cloudy | |
| March 11 | ||||
| 12am | 52°F11°C | 3 mph5 km/h West | Cloudy | |
| 1am | 51°F10°C | 4 mph6 km/h West | Mostly Cloudy | |
| 2am | 50°F10°C | 5 mph7 km/h West | Mostly Cloudy | |
| 3am | 50°F10°C | 4 mph7 km/h West | Mostly Cloudy | |
| 4am | 50°F10°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 5am | 49°F10°C | 3 mph5 km/h Southwest | Partly Cloudy | |
| 6am | 49°F9°C | 3 mph5 km/h Southwest | Partly Cloudy | |
| 7am | 48°F9°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 8am | 48°F9°C | 4 mph6 km/h South | Partly Cloudy | |
| 9am | 48°F9°C | 4 mph6 km/h South | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 10 | 45°F7°C | 66°F19°C | 3 mph5 km/h from West | Mostly Cloudy | Partly Cloudy |
| March 11 | 48°F9°C | 59°F15°C | 8 mph12 km/h from Southwest | Mostly Clear | Drizzle |
| March 12 | 48°F9°C | 56°F13°C | 16 mph26 km/h from South | Rain | Drizzle |
| March 13 | 45°F7°C | 53°F12°C | 11 mph18 km/h from West | Mostly Clear | Rain |
| March 14 | 46°F8°C | 56°F13°C | 12 mph20 km/h from Southwest | Rain | Partly Cloudy |
| March 15 | 47°F8°C | 58°F14°C | 6 mph10 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| March 16 | 49°F9°C | 59°F15°C | 13 mph20 km/h from South | Rain | Rain |
Yes
Low of 47°F9°C, High of 59°F15°CWind: 8 mph12 km/h
Precipitation: None