No
you don't need a jacket based on the weather in San Jose, CA, USA 1 second ago
61°F16°C & Mostly Clear
Wind is 1 mph2 km/h from the Southeast, gusting to 2 mph4 km/h
| August 2 | ||||
| 4am | 60°F16°C | 1 mph2 km/h Southeast | Mostly Clear | |
| 5am | 60°F15°C | 2 mph3 km/h Southeast | Mostly Clear | |
| 6am | 59°F15°C | 2 mph3 km/h East | Mostly Clear | |
| 7am | 58°F14°C | 2 mph3 km/h Southeast | Mostly Clear | |
| 8am | 58°F14°C | 2 mph3 km/h South | Mostly Clear | |
| 9am | 56°F14°C | 1 mph2 km/h Southeast | Mostly Clear | |
| 10am | 57°F14°C | 2 mph3 km/h West | Mostly Clear | |
| 11am | 60°F16°C | 3 mph4 km/h Southeast | Mostly Clear | |
| 12pm | 64°F18°C | 2 mph3 km/h South | Clear | |
| 1pm | 67°F20°C | 2 mph3 km/h West | Clear | |
| 2pm | 72°F22°C | 3 mph5 km/h Northwest | Clear | |
| 3pm | 76°F24°C | 5 mph7 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 2 | 56°F14°C | 82°F28°C | 5 mph8 km/h from Northwest | Clear | Clear |
| August 3 | 56°F14°C | 77°F25°C | 5 mph8 km/h from Northwest | Clear | Clear |
| August 4 | 54°F12°C | 76°F25°C | 5 mph8 km/h from Northwest | Mostly Clear | Clear |
| August 5 | 54°F12°C | 81°F27°C | 4 mph7 km/h from Northwest | Clear | Clear |
| August 6 | 56°F14°C | 84°F29°C | 5 mph7 km/h from Northwest | Clear | Mostly Clear |
| August 7 | 60°F15°C | 83°F28°C | 5 mph8 km/h from Northwest | Mostly Clear | Mostly Clear |
| August 8 | 62°F17°C | 79°F26°C | 4 mph7 km/h from Northwest | Mostly Clear | Mostly Clear |
Yes
Low of 56°F14°C, High of 77°F25°CWind: 5 mph8 km/h
Precipitation: None