Yes
you do need a jacket based on the weather in San Diego, CA, USA 1 second ago
Why? Because it's not very warm out!
56°F13°C & Cloudy
Wind is 4 mph7 km/h from the North, gusting to 9 mph14 km/h
| January 4 | ||||
| 10pm | 55°F13°C | 4 mph6 km/h North | Mostly Cloudy | |
| 11pm | 54°F12°C | 4 mph6 km/h North | Mostly Cloudy | |
| January 5 | ||||
| 12am | 53°F12°C | 4 mph6 km/h North | Mostly Cloudy | |
| 1am | 52°F11°C | 4 mph7 km/h Northeast | Mostly Cloudy | |
| 2am | 51°F10°C | 4 mph6 km/h Northeast | Mostly Cloudy | |
| 3am | 49°F10°C | 4 mph6 km/h Northeast | Partly Cloudy | |
| 4am | 48°F9°C | 4 mph7 km/h Northeast | Partly Cloudy | |
| 5am | 47°F8°C | 4 mph6 km/h Northeast | Partly Cloudy | |
| 6am | 46°F8°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 7am | 45°F7°C | 4 mph6 km/h Northeast | Clear | |
| 8am | 44°F7°C | 4 mph6 km/h Northeast | Mostly Clear | |
| 9am | 45°F7°C | 4 mph7 km/h Northeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 4 | 47°F8°C | 62°F17°C | 5 mph7 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| January 5 | 44°F7°C | 69°F21°C | 3 mph5 km/h from Northwest | Mostly Clear | Clear |
| January 6 | 47°F8°C | 68°F20°C | 3 mph5 km/h from West | Mostly Clear | Mostly Clear |
| January 7 | 47°F8°C | 65°F18°C | 5 mph8 km/h from Northwest | Mostly Clear | Clear |
| January 8 | 49°F9°C | 67°F20°C | 7 mph11 km/h from North | Clear | Clear |
| January 9 | 45°F7°C | 67°F20°C | 4 mph6 km/h from Northwest | Clear | Clear |
| January 10 | 47°F8°C | 69°F21°C | 5 mph8 km/h from North | Clear | Clear |
Yes
Low of 45°F7°C, High of 69°F21°CWind: 3 mph5 km/h
Precipitation: None