Yes
you do need a jacket based on the weather in Union City, CA, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool.
52°F11°C & Mostly Cloudy
Wind is 4 mph6 km/h from the SW, gusting to 9 mph15 km/h
| April 25 | ||||
| 10am | 52°F11°C | 5 mph8 km/h SW | Cloudy | |
| 11am | 53°F12°C | 6 mph9 km/h SW | Cloudy | |
| 12pm | 55°F13°C | 7 mph11 km/h SW | Cloudy | |
| 1pm | 57°F14°C | 8 mph12 km/h SW | Cloudy | |
| 2pm | 59°F15°C | 9 mph15 km/h W | Cloudy | |
| 3pm | 60°F16°C | 11 mph18 km/h W | Mostly Cloudy | |
| 4pm | 62°F17°C | 12 mph20 km/h W | Mostly Cloudy | |
| 5pm | 63°F17°C | 14 mph22 km/h W | Mostly Cloudy | |
| 6pm | 62°F17°C | 14 mph22 km/h W | Partly Cloudy | |
| 7pm | 62°F16°C | 14 mph22 km/h W | Mostly Cloudy | |
| 8pm | 61°F16°C | 14 mph22 km/h W | Mostly Cloudy | |
| 9pm | 59°F15°C | 13 mph21 km/h W | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 25 | 52°F11°C | 63°F17°C | 11 mph17 km/h from W | Mostly Cloudy | Mostly Cloudy |
| April 26 | 52°F11°C | 62°F17°C | 14 mph22 km/h from W | Partly Cloudy | Partly Cloudy |
| April 27 | 49°F10°C | 65°F18°C | 8 mph13 km/h from W | Mostly Clear | Partly Cloudy |
| April 28 | 51°F10°C | 67°F19°C | 8 mph13 km/h from W | Mostly Clear | Mostly Clear |
| April 29 | 49°F10°C | 68°F20°C | 5 mph9 km/h from W | Mostly Clear | Clear |
| April 30 | 50°F10°C | 72°F22°C | 6 mph9 km/h from W | Clear | Clear |
| May 1 | 49°F10°C | 66°F19°C | 8 mph13 km/h from W | Mostly Clear | Partly Cloudy |
Yes
Low of 53°F12°C, High of 62°F17°CWind: 14 mph22 km/h
Precipitation: 11% rain