Yes
you do need a jacket based on the weather in San Francisco International Airport (SFO), San Francisco, CA 94128, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool.
54°F12°C & Mostly Cloudy
Wind is 11 mph18 km/h from the W, gusting to 24 mph38 km/h
| April 26 | ||||
| 8am | 54°F12°C | 11 mph18 km/h W | Mostly Cloudy | |
| 9am | 54°F12°C | 12 mph19 km/h W | Mostly Cloudy | |
| 10am | 53°F12°C | 11 mph18 km/h W | Mostly Cloudy | |
| 11am | 54°F12°C | 13 mph20 km/h NW | Mostly Cloudy | |
| 12pm | 55°F13°C | 12 mph20 km/h NW | Mostly Cloudy | |
| 1pm | 57°F14°C | 14 mph22 km/h W | Mostly Cloudy | |
| 2pm | 58°F15°C | 16 mph25 km/h W | Windy | |
| 3pm | 60°F15°C | 17 mph27 km/h W | Windy | |
| 4pm | 60°F16°C | 18 mph29 km/h W | Windy | |
| 5pm | 61°F16°C | 19 mph31 km/h W | Windy | |
| 6pm | 60°F16°C | 20 mph32 km/h W | Windy | |
| 7pm | 60°F15°C | 20 mph33 km/h W | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 26 | 52°F11°C | 61°F16°C | 17 mph28 km/h from W | Windy | Mostly Clear |
| April 27 | 50°F10°C | 61°F16°C | 12 mph19 km/h from W | Mostly Clear | Mostly Clear |
| April 28 | 52°F11°C | 63°F17°C | 12 mph20 km/h from W | Mostly Clear | Partly Cloudy |
| April 29 | 49°F10°C | 64°F18°C | 10 mph16 km/h from NW | Mostly Clear | Clear |
| April 30 | 49°F10°C | 65°F18°C | 9 mph14 km/h from W | Clear | Clear |
| May 1 | 51°F10°C | 66°F19°C | 8 mph13 km/h from W | Clear | Mostly Clear |
| May 2 | 52°F11°C | 63°F17°C | 11 mph18 km/h from W | Mostly Clear | Partly Cloudy |
Yes
Low of 50°F10°C, High of 61°F16°CWind: 12 mph19 km/h
Precipitation: None