Yes
you do need a jacket based on the weather in Union City, CA 94587, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
57°F14°C & Mostly Clear
Wind is 6 mph9 km/h from the Northwest, gusting to 10 mph16 km/h
| July 16 | ||||
| 5am | 57°F14°C | 6 mph10 km/h Northwest | Partly Cloudy | |
| 6am | 56°F14°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| 7am | 56°F13°C | 5 mph9 km/h Northwest | Partly Cloudy | |
| 8am | 55°F13°C | 5 mph8 km/h Northwest | Partly Cloudy | |
| 9am | 55°F13°C | 5 mph8 km/h Northwest | Partly Cloudy | |
| 10am | 56°F14°C | 5 mph8 km/h Northwest | Partly Cloudy | |
| 11am | 59°F15°C | 5 mph7 km/h West | Partly Cloudy | |
| 12pm | 61°F16°C | 4 mph6 km/h West | Partly Cloudy | |
| 1pm | 63°F17°C | 5 mph8 km/h Southwest | Partly Cloudy | |
| 2pm | 65°F18°C | 6 mph9 km/h West | Mostly Clear | |
| 3pm | 68°F20°C | 7 mph11 km/h West | Mostly Clear | |
| 4pm | 70°F21°C | 9 mph14 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 16 | 55°F13°C | 71°F22°C | 8 mph13 km/h from West | Mostly Clear | Partly Cloudy |
| July 17 | 55°F13°C | 73°F23°C | 7 mph11 km/h from West | Mostly Clear | Partly Cloudy |
| July 18 | 56°F13°C | 72°F22°C | 7 mph11 km/h from West | Mostly Clear | Partly Cloudy |
| July 19 | 54°F12°C | 74°F23°C | 6 mph10 km/h from West | Mostly Clear | Mostly Clear |
| July 20 | 53°F11°C | 76°F24°C | 6 mph9 km/h from West | Clear | Partly Cloudy |
| July 21 | 56°F13°C | 68°F20°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Cloudy |
| July 22 | 55°F13°C | 68°F20°C | 8 mph14 km/h from West | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 73°F23°CWind: 7 mph11 km/h
Precipitation: None