Yes
you do need a jacket based on the weather in San Francisco, CA, USA 3 minutes ago
Why? Because it's windy enough to give you a brand new hairdo!
59°F15°C & Mostly Cloudy
Wind is 12 mph19 km/h from the West, gusting to 22 mph35 km/h
| August 12 | ||||
| 12am | 58°F15°C | 11 mph18 km/h West | Mostly Cloudy | |
| 1am | 58°F14°C | 10 mph17 km/h West | Mostly Cloudy | |
| 2am | 58°F14°C | 9 mph15 km/h West | Cloudy | |
| 3am | 58°F14°C | 9 mph14 km/h West | Cloudy | |
| 4am | 58°F15°C | 8 mph14 km/h West | Cloudy | |
| 5am | 59°F15°C | 8 mph13 km/h West | Cloudy | |
| 6am | 59°F15°C | 8 mph13 km/h West | Haze | |
| 7am | 57°F14°C | 8 mph12 km/h West | Cloudy | |
| 8am | 57°F14°C | 7 mph12 km/h West | Cloudy | |
| 9am | 56°F13°C | 7 mph12 km/h West | Cloudy | |
| 10am | 56°F14°C | 7 mph11 km/h West | Cloudy | |
| 11am | 57°F14°C | 7 mph11 km/h West | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 11 | 57°F14°C | 66°F19°C | 7 mph11 km/h from West | Partly Cloudy | Cloudy |
| August 12 | 56°F13°C | 66°F19°C | 9 mph15 km/h from West | Partly Cloudy | Mostly Cloudy |
| August 13 | 56°F14°C | 66°F19°C | 9 mph15 km/h from West | Mostly Cloudy | Cloudy |
| August 14 | 56°F13°C | 67°F19°C | 8 mph12 km/h from Southwest | Partly Cloudy | Mostly Clear |
| August 15 | 56°F14°C | 72°F22°C | 7 mph11 km/h from Southwest | Mostly Clear | Partly Cloudy |
| August 16 | 59°F15°C | 70°F21°C | 10 mph16 km/h from Southwest | Mostly Cloudy | Cloudy |
| August 17 | 60°F16°C | 69°F20°C | 10 mph16 km/h from West | Mostly Cloudy | Partly Cloudy |
Yes
Low of 56°F14°C, High of 66°F19°CWind: 9 mph15 km/h
Precipitation: None