No
you don't need a jacket based on the weather in Union City, CA, USA 1 second ago
71°F22°C & Clear
Wind is 9 mph15 km/h from the Northwest, gusting to 15 mph24 km/h
| June 25 | ||||
| 8pm | 71°F21°C | 10 mph16 km/h Northwest | Clear | |
| 9pm | 67°F20°C | 10 mph16 km/h West | Clear | |
| 10pm | 65°F18°C | 8 mph13 km/h West | Clear | |
| 11pm | 62°F17°C | 6 mph10 km/h West | Clear | |
| June 26 | ||||
| 12am | 59°F15°C | 5 mph8 km/h Northwest | Clear | |
| 1am | 58°F14°C | 5 mph8 km/h Northeast | Clear | |
| 2am | 57°F14°C | 5 mph8 km/h Northeast | Clear | |
| 3am | 56°F14°C | 4 mph7 km/h Southwest | Mostly Clear | |
| 4am | 56°F13°C | 4 mph7 km/h South | Mostly Clear | |
| 5am | 55°F13°C | 4 mph7 km/h South | Mostly Clear | |
| 6am | 55°F13°C | 4 mph7 km/h South | Mostly Clear | |
| 7am | 54°F12°C | 4 mph7 km/h South | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 25 | 55°F13°C | 72°F22°C | 6 mph9 km/h from Northwest | Mostly Clear | Mostly Clear |
| June 26 | 54°F12°C | 74°F24°C | 6 mph10 km/h from West | Clear | Clear |
| June 27 | 53°F12°C | 81°F27°C | 5 mph8 km/h from West | Clear | Clear |
| June 28 | 56°F13°C | 82°F28°C | 6 mph9 km/h from West | Clear | Clear |
| June 29 | 54°F12°C | 80°F27°C | 5 mph9 km/h from West | Clear | Mostly Clear |
| June 30 | 55°F13°C | 76°F24°C | 6 mph9 km/h from West | Clear | Mostly Clear |
| July 1 | 54°F12°C | 76°F24°C | 6 mph10 km/h from West | Mostly Clear | Mostly Clear |
Yes
Low of 54°F12°C, High of 74°F24°CWind: 6 mph10 km/h
Precipitation: None