No
you don't need a jacket based on the weather in San Gregorio, CA 94074, USA 1 second ago
63°F17°C & Cloudy
Wind is 7 mph12 km/h from the Northwest, gusting to 12 mph19 km/h
| September 12 | ||||
| 10pm | 62°F16°C | 7 mph12 km/h Northwest | Mostly Cloudy | |
| 11pm | 60°F16°C | 7 mph11 km/h Northwest | Cloudy | |
| September 13 | ||||
| 12am | 59°F15°C | 6 mph10 km/h Northwest | Cloudy | |
| 1am | 59°F15°C | 6 mph10 km/h Northwest | Cloudy | |
| 2am | 59°F15°C | 5 mph8 km/h Northwest | Haze | |
| 3am | 58°F15°C | 5 mph8 km/h Northwest | Cloudy | |
| 4am | 58°F15°C | 5 mph8 km/h Northwest | Cloudy | |
| 5am | 58°F14°C | 5 mph8 km/h Northwest | Cloudy | |
| 6am | 58°F14°C | 5 mph7 km/h Northwest | Cloudy | |
| 7am | 57°F14°C | 4 mph7 km/h Northwest | Cloudy | |
| 8am | 57°F14°C | 4 mph6 km/h Northwest | Cloudy | |
| 9am | 57°F14°C | 4 mph7 km/h Northwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 12 | 58°F15°C | 64°F18°C | 4 mph7 km/h from West | Cloudy | Cloudy |
| September 13 | 57°F14°C | 68°F20°C | 7 mph11 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| September 14 | 59°F15°C | 72°F22°C | 7 mph11 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| September 15 | 55°F13°C | 77°F25°C | 4 mph7 km/h from Northwest | Clear | Clear |
| September 16 | 58°F15°C | 76°F25°C | 4 mph6 km/h from Northwest | Clear | Mostly Clear |
| September 17 | 57°F14°C | 77°F25°C | 4 mph6 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 18 | 59°F15°C | 73°F23°C | 5 mph7 km/h from West | Partly Cloudy | Partly Cloudy |
Yes
Low of 57°F14°C, High of 68°F20°CWind: 7 mph11 km/h
Precipitation: None