No
you don't need a jacket based on the weather in Pasadena, CA, USA 1 second ago
68°F20°C & Clear
Wind is 4 mph6 km/h from the Southwest, gusting to 6 mph10 km/h
| January 9 | ||||
| 3pm | 70°F21°C | 4 mph6 km/h Southwest | Clear | |
| 4pm | 71°F22°C | 6 mph10 km/h South | Clear | |
| 5pm | 70°F21°C | 4 mph7 km/h Southeast | Clear | |
| 6pm | 69°F21°C | 4 mph6 km/h South | Clear | |
| 7pm | 66°F19°C | 4 mph6 km/h South | Clear | |
| 8pm | 62°F17°C | 2 mph4 km/h North | Clear | |
| 9pm | 60°F16°C | 4 mph6 km/h North | Clear | |
| 10pm | 58°F15°C | 3 mph5 km/h Northeast | Clear | |
| 11pm | 57°F14°C | 3 mph5 km/h North | Clear | |
| January 10 | ||||
| 12am | 57°F14°C | 3 mph5 km/h Northeast | Clear | |
| 1am | 56°F14°C | 5 mph8 km/h Northeast | Clear | |
| 2am | 56°F13°C | 5 mph7 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| January 9 | 50°F10°C | 71°F22°C | 3 mph5 km/h from South | Clear | Clear |
| January 10 | 49°F10°C | 69°F20°C | 4 mph6 km/h from Southwest | Clear | Clear |
| January 11 | 49°F9°C | 68°F20°C | 4 mph6 km/h from East | Clear | Clear |
| January 12 | 46°F8°C | 66°F19°C | 4 mph6 km/h from Southwest | Clear | Mostly Clear |
| January 13 | 43°F6°C | 64°F18°C | 4 mph7 km/h from East | Clear | Clear |
| January 14 | 46°F8°C | 67°F19°C | 5 mph9 km/h from Northeast | Clear | Mostly Clear |
| January 15 | 47°F8°C | 69°F21°C | 3 mph5 km/h from South | Clear | Clear |
Yes
Low of 49°F10°C, High of 69°F21°CWind: 4 mph6 km/h
Precipitation: None