Yes
you do need a jacket based on the weather in Vallejo, CA 94591, USA 1 second ago
Why? Because it's bitterly cold!
44°F7°C & Mostly Clear
Wind is 5 mph8 km/h from the West, gusting to 11 mph18 km/h
| November 15 | ||||
| 7am | 44°F7°C | 5 mph9 km/h West | Mostly Clear | |
| 8am | 43°F6°C | 5 mph8 km/h West | Partly Cloudy | |
| 9am | 43°F6°C | 5 mph8 km/h Northwest | Mostly Clear | |
| 10am | 42°F6°C | 5 mph8 km/h Northwest | Mostly Clear | |
| 11am | 44°F7°C | 4 mph7 km/h West | Mostly Clear | |
| 12pm | 47°F8°C | 5 mph7 km/h West | Mostly Clear | |
| 1pm | 49°F10°C | 5 mph8 km/h West | Mostly Clear | |
| 2pm | 52°F11°C | 5 mph8 km/h West | Clear | |
| 3pm | 55°F13°C | 5 mph9 km/h West | Clear | |
| 4pm | 56°F13°C | 6 mph9 km/h West | Clear | |
| 5pm | 57°F14°C | 6 mph10 km/h West | Mostly Clear | |
| 6pm | 57°F14°C | 7 mph11 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 15 | 42°F6°C | 57°F14°C | 5 mph9 km/h from West | Mostly Clear | Clear |
| November 16 | 40°F4°C | 60°F15°C | 4 mph6 km/h from West | Clear | Mostly Clear |
| November 17 | 42°F6°C | 58°F15°C | 3 mph5 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| November 18 | 43°F6°C | 58°F14°C | 8 mph13 km/h from Northwest | Clear | Mostly Clear |
| November 19 | 38°F3°C | 57°F14°C | 4 mph6 km/h from East | Mostly Cloudy | Mostly Cloudy |
| November 20 | 42°F5°C | 63°F17°C | 4 mph6 km/h from East | Partly Cloudy | Partly Cloudy |
| November 21 | 45°F7°C | 65°F18°C | 3 mph4 km/h from East | Mostly Clear | Drizzle |
Yes
Low of 40°F5°C, High of 60°F16°CWind: 4 mph6 km/h
Precipitation: None