Yes
you do need a jacket based on the weather in San Jose, CA, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it!
57°F14°C & Partly Cloudy
Wind is 1 mph2 km/h from the East, gusting to 4 mph7 km/h
| April 16 | ||||
| 1pm | 58°F15°C | 1 mph2 km/h Southwest | Mostly Cloudy | |
| 2pm | 62°F17°C | 2 mph2 km/h Southwest | Partly Cloudy | |
| 3pm | 65°F18°C | 2 mph4 km/h Southwest | Partly Cloudy | |
| 4pm | 68°F20°C | 4 mph7 km/h Northwest | Mostly Clear | |
| 5pm | 69°F21°C | 8 mph13 km/h Northwest | Mostly Clear | |
| 6pm | 69°F21°C | 9 mph14 km/h Northwest | Mostly Clear | |
| 7pm | 69°F20°C | 9 mph14 km/h West | Mostly Clear | |
| 8pm | 67°F20°C | 8 mph13 km/h West | Mostly Clear | |
| 9pm | 65°F19°C | 7 mph11 km/h West | Mostly Clear | |
| 10pm | 63°F17°C | 5 mph8 km/h West | Mostly Clear | |
| 11pm | 61°F16°C | 4 mph6 km/h West | Mostly Clear | |
| April 17 | ||||
| 12am | 58°F15°C | 3 mph5 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 16 | 49°F10°C | 69°F21°C | 5 mph8 km/h from West | Partly Cloudy | Partly Cloudy |
| April 17 | 51°F11°C | 68°F20°C | 4 mph6 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| April 18 | 49°F10°C | 73°F23°C | 6 mph9 km/h from Northwest | Mostly Clear | Clear |
| April 19 | 50°F10°C | 76°F25°C | 4 mph7 km/h from West | Clear | Mostly Clear |
| April 20 | 51°F10°C | 77°F25°C | 4 mph6 km/h from Northwest | Clear | Mostly Clear |
| April 21 | 50°F10°C | 77°F25°C | 4 mph6 km/h from Northwest | Clear | Clear |
| April 22 | 50°F10°C | 78°F25°C | 4 mph6 km/h from West | Clear | Mostly Clear |
Yes
Low of 52°F11°C, High of 68°F20°CWind: 4 mph6 km/h
Precipitation: None