Yes
you do need a jacket based on the weather in San Francisco, CA, USA 17 minutes ago
Why? Because it's on the windy side!
60°F16°C & Clear
Wind is 12 mph19 km/h from the West, gusting to 21 mph34 km/h
| May 11 | ||||
| 10pm | 58°F15°C | 11 mph18 km/h West | Mostly Clear | |
| 11pm | 57°F14°C | 9 mph15 km/h West | Mostly Clear | |
| May 12 | ||||
| 12am | 56°F13°C | 7 mph11 km/h West | Mostly Clear | |
| 1am | 55°F13°C | 6 mph10 km/h Southwest | Partly Cloudy | |
| 2am | 54°F12°C | 6 mph10 km/h Southwest | Partly Cloudy | |
| 3am | 54°F12°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 4am | 54°F12°C | 8 mph12 km/h Southwest | Mostly Cloudy | |
| 5am | 53°F12°C | 8 mph14 km/h Southwest | Mostly Cloudy | |
| 6am | 53°F12°C | 8 mph14 km/h Southwest | Mostly Cloudy | |
| 7am | 53°F12°C | 9 mph15 km/h South | Cloudy | |
| 8am | 54°F12°C | 10 mph16 km/h South | Cloudy | |
| 9am | 54°F12°C | 10 mph16 km/h Southwest | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 11 | 51°F11°C | 62°F17°C | 9 mph15 km/h from West | Mostly Clear | Drizzle |
| May 12 | 53°F11°C | 62°F17°C | 11 mph18 km/h from West | Drizzle | Partly Cloudy |
| May 13 | 51°F10°C | 65°F19°C | 9 mph14 km/h from West | Mostly Clear | Mostly Clear |
| May 14 | 51°F10°C | 68°F20°C | 7 mph12 km/h from West | Clear | Mostly Clear |
| May 15 | 51°F11°C | 67°F19°C | 7 mph12 km/h from West | Partly Cloudy | Mostly Cloudy |
| May 16 | 53°F12°C | 66°F19°C | 9 mph14 km/h from West | Partly Cloudy | Partly Cloudy |
| May 17 | 52°F11°C | 67°F19°C | 16 mph25 km/h from West | Windy | Clear |
Yes
Low of 53°F12°C, High of 63°F17°CWind: 11 mph18 km/h
Precipitation: 39% rain