Yes
you do need a jacket based on the weather in Vallejo, CA, USA 1 second ago
Why? Because the air feels like the cozy middle ground between summer and winter!
57°F14°C & Mostly Clear
Wind is 4 mph6 km/h from the Southwest, gusting to 10 mph16 km/h
| June 28 | ||||
| 10am | 58°F14°C | 4 mph6 km/h Southwest | Partly Cloudy | |
| 11am | 60°F16°C | 4 mph7 km/h Southwest | Partly Cloudy | |
| 12pm | 64°F18°C | 5 mph8 km/h Southwest | Mostly Clear | |
| 1pm | 68°F20°C | 6 mph9 km/h Southwest | Clear | |
| 2pm | 72°F22°C | 7 mph11 km/h Southwest | Clear | |
| 3pm | 75°F24°C | 9 mph14 km/h Southwest | Clear | |
| 4pm | 76°F24°C | 11 mph18 km/h Southwest | Clear | |
| 5pm | 78°F26°C | 11 mph18 km/h Southwest | Clear | |
| 6pm | 78°F26°C | 12 mph20 km/h Southwest | Clear | |
| 7pm | 77°F25°C | 12 mph20 km/h Southwest | Clear | |
| 8pm | 75°F24°C | 12 mph20 km/h Southwest | Clear | |
| 9pm | 73°F23°C | 11 mph19 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 28 | 56°F13°C | 78°F26°C | 9 mph15 km/h from Southwest | Clear | Mostly Clear |
| June 29 | 55°F13°C | 80°F27°C | 9 mph14 km/h from Southwest | Clear | Partly Cloudy |
| June 30 | 55°F13°C | 75°F24°C | 10 mph15 km/h from Southwest | Mostly Clear | Partly Cloudy |
| July 1 | 55°F13°C | 73°F23°C | 10 mph17 km/h from Southwest | Mostly Clear | Partly Cloudy |
| July 2 | 55°F13°C | 72°F22°C | 10 mph16 km/h from Southwest | Mostly Clear | Mostly Clear |
| July 3 | 55°F13°C | 78°F26°C | 9 mph14 km/h from Southwest | Clear | Mostly Clear |
| July 4 | 54°F12°C | 69°F21°C | 11 mph18 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 80°F27°CWind: 9 mph14 km/h
Precipitation: None