No
you don't need a jacket based on the weather in San Diego, CA, USA 1 second ago
81°F27°C & Partly Cloudy
Wind is 7 mph11 km/h from the West, gusting to 10 mph16 km/h
| September 18 | ||||
| 6pm | 81°F27°C | 7 mph11 km/h West | Mostly Clear | |
| 7pm | 81°F27°C | 6 mph10 km/h West | Clear | |
| 8pm | 79°F26°C | 6 mph10 km/h West | Clear | |
| 9pm | 77°F25°C | 6 mph9 km/h West | Clear | |
| 10pm | 75°F24°C | 4 mph7 km/h West | Mostly Clear | |
| 11pm | 73°F23°C | 4 mph6 km/h Northwest | Mostly Clear | |
| September 19 | ||||
| 12am | 72°F22°C | 3 mph5 km/h Northwest | Clear | |
| 1am | 71°F22°C | 2 mph4 km/h West | Mostly Clear | |
| 2am | 70°F21°C | 2 mph3 km/h Northwest | Mostly Clear | |
| 3am | 70°F21°C | 2 mph3 km/h Northwest | Mostly Clear | |
| 4am | 69°F21°C | 2 mph3 km/h Northwest | Mostly Clear | |
| 5am | 69°F21°C | 2 mph3 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 69°F21°C | 81°F27°C | 4 mph7 km/h from West | Thunderstorms | Partly Cloudy |
| September 19 | 68°F20°C | 80°F26°C | 6 mph10 km/h from West | Mostly Clear | Mostly Clear |
| September 20 | 67°F20°C | 80°F27°C | 7 mph11 km/h from Northwest | Mostly Clear | Partly Cloudy |
| September 21 | 68°F20°C | 78°F25°C | 5 mph9 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| September 22 | 67°F20°C | 80°F27°C | 5 mph9 km/h from West | Mostly Clear | Mostly Clear |
| September 23 | 67°F20°C | 80°F27°C | 5 mph9 km/h from West | Mostly Clear | Clear |
| September 24 | 67°F19°C | 80°F26°C | 6 mph10 km/h from Northwest | Clear | Clear |
No
Low of 68°F20°C, High of 80°F27°CWind: 6 mph10 km/h
Precipitation: None