No
you don't need a jacket based on the weather in San Jose, CA 95133, USA 1 second ago
69°F21°C & Mostly Clear
Wind is 11 mph17 km/h from the Northwest, gusting to 16 mph26 km/h
| May 13 | ||||
| 8pm | 69°F20°C | 12 mph20 km/h Northwest | Clear | |
| 9pm | 67°F19°C | 12 mph19 km/h Northwest | Clear | |
| 10pm | 65°F18°C | 10 mph16 km/h Northwest | Clear | |
| 11pm | 62°F17°C | 8 mph13 km/h Northwest | Clear | |
| May 14 | ||||
| 12am | 59°F15°C | 6 mph10 km/h Northwest | Clear | |
| 1am | 57°F14°C | 6 mph10 km/h North | Clear | |
| 2am | 55°F13°C | 3 mph5 km/h North | Clear | |
| 3am | 53°F12°C | 3 mph5 km/h Northeast | Clear | |
| 4am | 52°F11°C | 2 mph4 km/h East | Clear | |
| 5am | 51°F11°C | 2 mph3 km/h Southeast | Clear | |
| 6am | 50°F10°C | 2 mph4 km/h Southeast | Clear | |
| 7am | 50°F10°C | 2 mph4 km/h Southeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 13 | 53°F12°C | 69°F21°C | 5 mph9 km/h from Northwest | Partly Cloudy | Clear |
| May 14 | 49°F9°C | 76°F24°C | 6 mph9 km/h from Northwest | Mostly Clear | Clear |
| May 15 | 49°F10°C | 78°F26°C | 6 mph10 km/h from Northwest | Mostly Clear | Partly Cloudy |
| May 16 | 53°F12°C | 75°F24°C | 6 mph9 km/h from West | Partly Cloudy | Mostly Cloudy |
| May 17 | 51°F10°C | 67°F19°C | 9 mph14 km/h from West | Partly Cloudy | Mostly Clear |
| May 18 | 49°F9°C | 74°F23°C | 7 mph12 km/h from Northwest | Clear | Clear |
| May 19 | 51°F10°C | 79°F26°C | 9 mph14 km/h from Northwest | Clear | Clear |
Yes
Low of 49°F10°C, High of 75°F24°CWind: 6 mph9 km/h
Precipitation: None