Yes
you do need a jacket based on the weather in San Francisco (South Beach), California, United States 1 second ago
Why? Because it's cool. Pleasantly cool, but cool.
55°F13°C & Cloudy
Wind is 12 mph19 km/h from the W, gusting to 22 mph35 km/h
| April 26 | ||||
| 2am | 55°F13°C | 12 mph19 km/h W | Mostly Cloudy | |
| 3am | 55°F13°C | 11 mph18 km/h W | Mostly Cloudy | |
| 4am | 55°F13°C | 11 mph18 km/h W | Mostly Cloudy | |
| 5am | 55°F13°C | 12 mph19 km/h W | Cloudy | |
| 6am | 55°F13°C | 12 mph19 km/h W | Mostly Cloudy | |
| 7am | 55°F13°C | 12 mph19 km/h W | Mostly Cloudy | |
| 8am | 54°F12°C | 12 mph19 km/h W | Partly Cloudy | |
| 9am | 54°F12°C | 12 mph20 km/h W | Mostly Cloudy | |
| 10am | 53°F12°C | 12 mph19 km/h W | Partly Cloudy | |
| 11am | 54°F12°C | 12 mph19 km/h W | Partly Cloudy | |
| 12pm | 56°F13°C | 12 mph19 km/h W | Partly Cloudy | |
| 1pm | 57°F14°C | 13 mph22 km/h W | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 52°F11°C | 60°F16°C | 11 mph18 km/h from W | Mostly Cloudy | Mostly Cloudy |
| April 26 | 53°F11°C | 62°F16°C | 17 mph27 km/h from W | Windy | Mostly Clear |
| April 27 | 50°F10°C | 63°F17°C | 10 mph16 km/h from W | Mostly Clear | Mostly Clear |
| April 28 | 52°F11°C | 64°F18°C | 11 mph17 km/h from W | Mostly Clear | Mostly Clear |
| April 29 | 50°F10°C | 65°F19°C | 7 mph11 km/h from W | Clear | Clear |
| April 30 | 50°F10°C | 67°F19°C | 7 mph12 km/h from W | Clear | Clear |
| May 1 | 51°F10°C | 64°F18°C | 10 mph16 km/h from W | Mostly Clear | Mostly Clear |
Yes
Low of 53°F12°C, High of 62°F17°CWind: 17 mph27 km/h
Precipitation: 15% rain