No
you don't need a jacket based on the weather in Vallejo, CA, USA 1 second ago
64°F18°C & Mostly Clear
Wind is 7 mph11 km/h from the Southwest, gusting to 11 mph17 km/h
| May 14 | ||||
| 11pm | 63°F17°C | 7 mph11 km/h Southwest | Clear | |
| May 15 | ||||
| 12am | 61°F16°C | 5 mph8 km/h Southwest | Clear | |
| 1am | 59°F15°C | 4 mph7 km/h Southwest | Clear | |
| 2am | 57°F14°C | 4 mph6 km/h Southwest | Clear | |
| 3am | 56°F13°C | 5 mph9 km/h Southwest | Clear | |
| 4am | 54°F12°C | 4 mph7 km/h Southwest | Clear | |
| 5am | 53°F12°C | 4 mph6 km/h Southwest | Mostly Clear | |
| 6am | 53°F12°C | 4 mph7 km/h Southwest | Mostly Clear | |
| 7am | 52°F11°C | 4 mph6 km/h Southwest | Mostly Clear | |
| 8am | 52°F11°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 9am | 52°F11°C | 3 mph4 km/h Southwest | Mostly Clear | |
| 10am | 53°F12°C | 2 mph4 km/h Southwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 14 | 50°F10°C | 72°F22°C | 7 mph11 km/h from Southwest | Partly Cloudy | Mostly Clear |
| May 15 | 52°F11°C | 76°F25°C | 7 mph11 km/h from Southwest | Mostly Clear | Mostly Cloudy |
| May 16 | 54°F12°C | 77°F25°C | 7 mph12 km/h from West | Mostly Clear | Mostly Cloudy |
| May 17 | 54°F12°C | 70°F21°C | 16 mph25 km/h from West | Windy | Clear |
| May 18 | 52°F11°C | 77°F25°C | 10 mph16 km/h from Northwest | Clear | Clear |
| May 19 | 56°F13°C | 84°F29°C | 9 mph14 km/h from West | Clear | Clear |
| May 20 | 56°F13°C | 82°F28°C | 7 mph11 km/h from Southwest | Clear | Clear |
Yes
Low of 52°F11°C, High of 76°F25°CWind: 7 mph11 km/h
Precipitation: None