Yes
you do need a jacket based on the weather in San Francisco, CA, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool and it's super windy outside!
53°F12°C & Partly Cloudy
Wind is 13 mph21 km/h from the West, gusting to 27 mph44 km/h
| May 25 | ||||
| 2am | 53°F11°C | 14 mph22 km/h West | Partly Cloudy | |
| 3am | 52°F11°C | 15 mph24 km/h West | Partly Cloudy | |
| 4am | 52°F11°C | 14 mph23 km/h West | Partly Cloudy | |
| 5am | 51°F11°C | 13 mph21 km/h West | Partly Cloudy | |
| 6am | 51°F11°C | 13 mph21 km/h West | Mostly Cloudy | |
| 7am | 51°F11°C | 13 mph21 km/h West | Cloudy | |
| 8am | 51°F11°C | 13 mph20 km/h West | Mostly Cloudy | |
| 9am | 52°F11°C | 11 mph18 km/h West | Mostly Cloudy | |
| 10am | 52°F11°C | 11 mph18 km/h West | Mostly Cloudy | |
| 11am | 54°F12°C | 12 mph19 km/h West | Partly Cloudy | |
| 12pm | 55°F13°C | 12 mph20 km/h West | Partly Cloudy | |
| 1pm | 56°F14°C | 13 mph21 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 24 | 51°F11°C | 61°F16°C | 8 mph13 km/h from West | Partly Cloudy | Partly Cloudy |
| May 25 | 51°F11°C | 63°F17°C | 14 mph22 km/h from West | Mostly Cloudy | Mostly Cloudy |
| May 26 | 53°F12°C | 66°F19°C | 11 mph18 km/h from West | Mostly Clear | Mostly Clear |
| May 27 | 51°F11°C | 64°F18°C | 8 mph14 km/h from Southwest | Mostly Clear | Mostly Cloudy |
| May 28 | 52°F11°C | 62°F17°C | 11 mph17 km/h from West | Partly Cloudy | Partly Cloudy |
| May 29 | 53°F12°C | 68°F20°C | 8 mph12 km/h from West | Mostly Clear | Mostly Clear |
| May 30 | 54°F12°C | 70°F21°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
Yes
Low of 51°F11°C, High of 63°F17°CWind: 14 mph22 km/h
Precipitation: None