No
you don't need a jacket based on the weather in San Diego (Rancho Bernardo), California, United States 1 second ago
62°F17°C & Mostly Clear
Wind is 2 mph4 km/h from the East, gusting to 3 mph5 km/h
| September 11 | ||||
| 5am | 62°F16°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 6am | 61°F16°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 7am | 60°F15°C | 2 mph3 km/h Northeast | Partly Cloudy | |
| 8am | 60°F15°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 9am | 59°F15°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 10am | 59°F15°C | 2 mph3 km/h Northeast | Mostly Clear | |
| 11am | 63°F17°C | 2 mph3 km/h East | Mostly Clear | |
| 12pm | 67°F20°C | 2 mph3 km/h West | Mostly Clear | |
| 1pm | 71°F22°C | 4 mph7 km/h West | Mostly Clear | |
| 2pm | 74°F23°C | 6 mph9 km/h West | Mostly Clear | |
| 3pm | 77°F25°C | 8 mph12 km/h West | Mostly Clear | |
| 4pm | 78°F25°C | 9 mph15 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 58°F15°C | 78°F26°C | 6 mph10 km/h from West | Mostly Clear | Partly Cloudy |
| September 12 | 59°F15°C | 78°F26°C | 6 mph9 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 13 | 60°F16°C | 79°F26°C | 5 mph9 km/h from West | Mostly Clear | Mostly Clear |
| September 14 | 61°F16°C | 81°F27°C | 5 mph8 km/h from West | Mostly Clear | Clear |
| September 15 | 62°F17°C | 84°F29°C | 5 mph8 km/h from West | Clear | Clear |
| September 16 | 63°F17°C | 90°F32°C | 5 mph8 km/h from West | Mostly Clear | Partly Cloudy |
| September 17 | 70°F21°C | 90°F32°C | 5 mph7 km/h from West | Partly Cloudy | Partly Cloudy |
No
Low of 59°F15°C, High of 78°F26°CWind: 6 mph9 km/h
Precipitation: None