No
you don't need a jacket based on the weather in Altadena, CA 91001, USA 1 second ago
82°F28°C & Clear
Wind is 4 mph7 km/h from the Southwest, gusting to 7 mph11 km/h
| October 29 | ||||
| 9pm | 83°F28°C | 4 mph7 km/h Southwest | Clear | |
| 10pm | 83°F28°C | 4 mph7 km/h Southwest | Clear | |
| 11pm | 83°F28°C | 4 mph6 km/h Southwest | Clear | |
| October 30 | ||||
| 12am | 80°F27°C | 3 mph5 km/h West | Clear | |
| 1am | 76°F25°C | 4 mph7 km/h North | Clear | |
| 2am | 75°F24°C | 6 mph9 km/h Northeast | Clear | |
| 3am | 73°F23°C | 4 mph7 km/h Northeast | Clear | |
| 4am | 73°F23°C | 4 mph6 km/h Northeast | Clear | |
| 5am | 72°F22°C | 3 mph6 km/h Northeast | Clear | |
| 6am | 72°F22°C | 3 mph6 km/h North | Clear | |
| 7am | 71°F22°C | 4 mph6 km/h North | Clear | |
| 8am | 70°F21°C | 4 mph6 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| October 29 | 70°F21°C | 83°F28°C | 4 mph6 km/h from West | Clear | Clear |
| October 30 | 66°F19°C | 81°F27°C | 3 mph5 km/h from Southwest | Clear | Mostly Clear |
| October 31 | 62°F17°C | 76°F24°C | 3 mph5 km/h from South | Clear | Clear |
| November 1 | 63°F17°C | 77°F25°C | 3 mph5 km/h from Southwest | Clear | Clear |
| November 2 | 65°F18°C | 77°F25°C | 3 mph5 km/h from Southwest | Partly Cloudy | Mostly Clear |
| November 3 | 61°F16°C | 74°F23°C | 4 mph6 km/h from South | Mostly Clear | Mostly Clear |
| November 4 | 59°F15°C | 70°F21°C | 4 mph6 km/h from South | Clear | Mostly Clear |
No
Low of 66°F19°C, High of 81°F27°CWind: 3 mph5 km/h
Precipitation: None