Yes
you do need a jacket based on the weather in San Francisco, CA, USA 1 second ago
Why? Because the air feels like the cozy middle ground between summer and winter!
56°F13°C & Clear
Wind is 5 mph8 km/h from the North, gusting to 8 mph13 km/h
| October 18 | ||||
| 2pm | 56°F13°C | 5 mph9 km/h North | Clear | |
| 3pm | 56°F13°C | 5 mph8 km/h North | Clear | |
| 4pm | 60°F15°C | 4 mph6 km/h North | Clear | |
| 5pm | 63°F17°C | 4 mph7 km/h Northeast | Clear | |
| 6pm | 66°F19°C | 4 mph7 km/h Northeast | Clear | |
| 7pm | 69°F21°C | 4 mph7 km/h North | Clear | |
| 8pm | 72°F22°C | 4 mph7 km/h North | Clear | |
| 9pm | 74°F23°C | 3 mph5 km/h North | Clear | |
| 10pm | 75°F24°C | 3 mph5 km/h North | Clear | |
| 11pm | 75°F24°C | 4 mph6 km/h Northwest | Clear | |
| October 19 | ||||
| 12am | 74°F23°C | 5 mph8 km/h West | Clear | |
| 1am | 70°F21°C | 5 mph9 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 18 | 55°F13°C | 75°F24°C | 4 mph7 km/h from North | Clear | Clear |
| October 19 | 56°F13°C | 69°F21°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| October 20 | 55°F13°C | 75°F24°C | 4 mph7 km/h from Northeast | Clear | Clear |
| October 21 | 56°F14°C | 75°F24°C | 4 mph7 km/h from Northwest | Clear | Partly Cloudy |
| October 22 | 58°F14°C | 66°F19°C | 9 mph15 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| October 23 | 56°F13°C | 65°F19°C | 4 mph7 km/h from West | Partly Cloudy | Partly Cloudy |
| October 24 | 56°F13°C | 66°F19°C | 5 mph9 km/h from Southwest | Mostly Cloudy | Rain |
Yes
Low of 56°F14°C, High of 69°F21°CWind: 5 mph8 km/h
Precipitation: None