No
you don't need a jacket based on the weather in San Francisco, CA, USA 1 second ago
66°F19°C & Mostly Clear
Wind is 9 mph14 km/h from the Southwest, gusting to 17 mph27 km/h
| May 31 | ||||
| 11pm | 65°F19°C | 9 mph15 km/h Southwest | Mostly Clear | |
| June 1 | ||||
| 12am | 63°F17°C | 8 mph13 km/h Southwest | Mostly Cloudy | |
| 1am | 62°F16°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 2am | 60°F16°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 3am | 59°F15°C | 6 mph10 km/h South | Mostly Cloudy | |
| 4am | 58°F15°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 5am | 58°F14°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 6am | 57°F14°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 7am | 56°F13°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 8am | 55°F13°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 9am | 55°F13°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 10am | 55°F13°C | 8 mph13 km/h Southwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 31 | 54°F12°C | 72°F22°C | 5 mph9 km/h from Southwest | Clear | Mostly Cloudy |
| June 1 | 55°F13°C | 63°F17°C | 12 mph19 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 2 | 53°F12°C | 66°F19°C | 9 mph15 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 3 | 55°F13°C | 68°F20°C | 9 mph14 km/h from Southwest | Mostly Clear | Partly Cloudy |
| June 4 | 55°F13°C | 67°F20°C | 9 mph14 km/h from West | Mostly Clear | Partly Cloudy |
| June 5 | 55°F13°C | 68°F20°C | 9 mph14 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 6 | 55°F13°C | 68°F20°C | 9 mph15 km/h from Southwest | Mostly Clear | Partly Cloudy |
Yes
Low of 55°F13°C, High of 63°F17°CWind: 12 mph19 km/h
Precipitation: None