No
you don't need a jacket based on the weather in Union City, CA, USA 1 second ago
65°F18°C & Mostly Clear
Wind is 7 mph11 km/h from the West, gusting to 14 mph22 km/h
| June 16 | ||||
| 4pm | 67°F19°C | 10 mph16 km/h West | Clear | |
| 5pm | 68°F20°C | 11 mph17 km/h West | Clear | |
| 6pm | 69°F21°C | 10 mph17 km/h West | Clear | |
| 7pm | 69°F21°C | 10 mph17 km/h West | Clear | |
| 8pm | 69°F20°C | 10 mph16 km/h West | Clear | |
| 9pm | 67°F20°C | 9 mph15 km/h West | Clear | |
| 10pm | 65°F19°C | 8 mph13 km/h West | Clear | |
| 11pm | 63°F17°C | 7 mph11 km/h West | Clear | |
| June 17 | ||||
| 12am | 60°F15°C | 5 mph9 km/h Southwest | Clear | |
| 1am | 58°F14°C | 5 mph8 km/h Southwest | Clear | |
| 2am | 56°F13°C | 5 mph7 km/h Southwest | Clear | |
| 3am | 55°F13°C | 5 mph7 km/h Southwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 16 | 52°F11°C | 69°F21°C | 8 mph12 km/h from West | Mostly Clear | Clear |
| June 17 | 52°F11°C | 75°F24°C | 7 mph11 km/h from West | Clear | Mostly Clear |
| June 18 | 54°F12°C | 78°F26°C | 6 mph10 km/h from West | Clear | Mostly Clear |
| June 19 | 54°F12°C | 66°F19°C | 10 mph16 km/h from Southwest | Mostly Clear | Partly Cloudy |
| June 20 | 53°F12°C | 67°F19°C | 11 mph17 km/h from West | Mostly Clear | Mostly Clear |
| June 21 | 51°F11°C | 70°F21°C | 10 mph16 km/h from West | Clear | Clear |
| June 22 | 51°F10°C | 73°F23°C | 7 mph11 km/h from West | Clear | Partly Cloudy |
Yes
Low of 52°F11°C, High of 74°F24°CWind: 7 mph11 km/h
Precipitation: None