No
you don't need a jacket based on the weather in San Diego, CA, USA 3 minutes ago
63°F17°C & Mostly Clear
Wind is 2 mph4 km/h from the Southeast, gusting to 5 mph8 km/h
| August 17 | ||||
| 4am | 62°F17°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 5am | 62°F17°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 6am | 61°F16°C | 3 mph5 km/h Southeast | Mostly Clear | |
| 7am | 61°F16°C | 3 mph5 km/h Southeast | Partly Cloudy | |
| 8am | 61°F16°C | 3 mph5 km/h Southeast | Partly Cloudy | |
| 9am | 62°F16°C | 3 mph5 km/h Southeast | Partly Cloudy | |
| 10am | 62°F17°C | 3 mph5 km/h Southeast | Partly Cloudy | |
| 11am | 64°F18°C | 3 mph4 km/h Southeast | Partly Cloudy | |
| 12pm | 66°F19°C | 3 mph4 km/h South | Partly Cloudy | |
| 1pm | 68°F20°C | 4 mph6 km/h Southwest | Mostly Clear | |
| 2pm | 71°F21°C | 5 mph8 km/h Southwest | Mostly Clear | |
| 3pm | 72°F22°C | 6 mph10 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 17 | 61°F16°C | 74°F23°C | 6 mph9 km/h from West | Mostly Clear | Mostly Clear |
| August 18 | 63°F17°C | 75°F24°C | 5 mph9 km/h from West | Mostly Clear | Mostly Clear |
| August 19 | 64°F18°C | 77°F25°C | 6 mph9 km/h from West | Mostly Clear | Partly Cloudy |
| August 20 | 66°F19°C | 76°F25°C | 5 mph9 km/h from West | Mostly Clear | Mostly Clear |
| August 21 | 65°F19°C | 77°F25°C | 5 mph8 km/h from Southwest | Mostly Clear | Mostly Clear |
| August 22 | 67°F19°C | 78°F26°C | 5 mph8 km/h from West | Clear | Mostly Clear |
| August 23 | 67°F20°C | 81°F27°C | 5 mph9 km/h from West | Mostly Clear | Clear |
No
Low of 63°F17°C, High of 75°F24°CWind: 5 mph9 km/h
Precipitation: None