No
you don't need a jacket based on the weather in Sunnyvale, CA, USA 1 second ago
62°F16°C & Cloudy
Wind is 2 mph4 km/h from the North, gusting to 6 mph10 km/h
| November 29 | ||||
| 6pm | 61°F16°C | 3 mph5 km/h North | Mostly Cloudy | |
| 7pm | 60°F15°C | 2 mph4 km/h North | Mostly Cloudy | |
| 8pm | 56°F13°C | 3 mph4 km/h Northwest | Mostly Cloudy | |
| 9pm | 54°F12°C | 2 mph4 km/h Northwest | Mostly Cloudy | |
| 10pm | 52°F11°C | 2 mph4 km/h Northwest | Mostly Cloudy | |
| 11pm | 50°F10°C | 2 mph4 km/h Southwest | Mostly Cloudy | |
| November 30 | ||||
| 12am | 49°F10°C | 2 mph3 km/h Southwest | Mostly Cloudy | |
| 1am | 48°F9°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 2am | 47°F8°C | 2 mph3 km/h South | Mostly Cloudy | |
| 3am | 46°F8°C | 3 mph4 km/h Southwest | Mostly Cloudy | |
| 4am | 45°F7°C | 3 mph4 km/h Southwest | Cloudy | |
| 5am | 45°F7°C | 3 mph4 km/h Southwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| November 29 | 35°F2°C | 62°F17°C | 2 mph2 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| November 30 | 43°F6°C | 63°F17°C | 2 mph3 km/h from North | Partly Cloudy | Mostly Cloudy |
| December 1 | 47°F8°C | 64°F18°C | 2 mph3 km/h from North | Partly Cloudy | Mostly Clear |
| December 2 | 45°F7°C | 65°F18°C | 2 mph3 km/h from Northwest | Mostly Clear | Mostly Clear |
| December 3 | 45°F7°C | 66°F19°C | 2 mph3 km/h from Northwest | Clear | Clear |
| December 4 | 46°F8°C | 65°F19°C | 2 mph3 km/h from Northwest | Clear | Mostly Clear |
| December 5 | 46°F8°C | 64°F18°C | 2 mph3 km/h from Northwest | Partly Cloudy | Partly Cloudy |
Yes
Low of 44°F7°C, High of 64°F18°CWind: 2 mph3 km/h
Precipitation: None