No
you don't need a jacket based on the weather in Sunnyvale, CA 94086, USA 1 second ago
70°F21°C & Mostly Clear
Wind is 4 mph7 km/h from the Northwest, gusting to 9 mph14 km/h
| May 24 | ||||
| 4pm | 71°F22°C | 7 mph12 km/h Northwest | Clear | |
| 5pm | 73°F23°C | 9 mph15 km/h Northwest | Clear | |
| 6pm | 74°F23°C | 10 mph16 km/h Northwest | Clear | |
| 7pm | 72°F22°C | 10 mph17 km/h Northwest | Clear | |
| 8pm | 70°F21°C | 10 mph15 km/h Northwest | Clear | |
| 9pm | 67°F19°C | 9 mph14 km/h Northwest | Clear | |
| 10pm | 64°F18°C | 7 mph11 km/h Northwest | Clear | |
| 11pm | 60°F16°C | 6 mph9 km/h Northwest | Clear | |
| May 25 | ||||
| 12am | 57°F14°C | 5 mph8 km/h Northwest | Clear | |
| 1am | 55°F13°C | 4 mph7 km/h West | Mostly Clear | |
| 2am | 53°F12°C | 4 mph6 km/h West | Mostly Clear | |
| 3am | 52°F11°C | 3 mph5 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 24 | 52°F11°C | 74°F23°C | 6 mph10 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 25 | 49°F10°C | 69°F20°C | 7 mph12 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
| May 26 | 52°F11°C | 73°F23°C | 8 mph13 km/h from Northwest | Mostly Clear | Mostly Clear |
| May 27 | 50°F10°C | 80°F27°C | 5 mph8 km/h from Northwest | Clear | Clear |
| May 28 | 51°F10°C | 75°F24°C | 6 mph9 km/h from Northwest | Mostly Clear | Partly Cloudy |
| May 29 | 53°F12°C | 80°F27°C | 6 mph9 km/h from Northwest | Mostly Clear | Clear |
| May 30 | 54°F12°C | 89°F32°C | 5 mph7 km/h from Northwest | Clear | Clear |
Yes
Low of 49°F10°C, High of 69°F21°CWind: 7 mph12 km/h
Precipitation: None