No
you don't need a jacket based on the weather in Altadena, CA 91001, USA 1 second ago
60°F16°C & Mostly Cloudy
Wind is 6 mph10 km/h from the South, gusting to 11 mph17 km/h
| February 28 | ||||
| 8pm | 58°F15°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 9pm | 56°F13°C | 6 mph10 km/h Southeast | Mostly Clear | |
| 10pm | 54°F12°C | 5 mph9 km/h Southeast | Mostly Clear | |
| 11pm | 53°F12°C | 5 mph9 km/h Southeast | Mostly Clear | |
| March 1 | ||||
| 12am | 52°F11°C | 5 mph8 km/h East | Partly Cloudy | |
| 1am | 51°F10°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 2am | 50°F10°C | 4 mph6 km/h Southeast | Mostly Cloudy | |
| 3am | 50°F10°C | 2 mph3 km/h Northeast | Mostly Cloudy | |
| 4am | 50°F10°C | 2 mph3 km/h Northwest | Cloudy | |
| 5am | 49°F10°C | 2 mph3 km/h West | Cloudy | |
| 6am | 49°F9°C | 1 mph2 km/h Southeast | Cloudy | |
| 7am | 49°F9°C | 2 mph3 km/h Northwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| February 28 | 50°F10°C | 66°F19°C | 7 mph12 km/h from Southeast | Mostly Clear | Mostly Cloudy |
| March 1 | 48°F9°C | 58°F15°C | 5 mph7 km/h from Southwest | Mostly Cloudy | Cloudy |
| March 2 | 41°F5°C | 50°F10°C | 7 mph11 km/h from Southwest | Rain | Partly Cloudy |
| March 3 | 39°F4°C | 52°F11°C | 6 mph10 km/h from Northwest | Mostly Clear | Partly Cloudy |
| March 4 | 42°F6°C | 54°F12°C | 5 mph7 km/h from South | Partly Cloudy | Cloudy |
| March 5 | 45°F7°C | 53°F12°C | 6 mph9 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| March 6 | 42°F6°C | 55°F13°C | 7 mph11 km/h from Northwest | Clear | Clear |
Yes
Low of 48°F9°C, High of 58°F15°CWind: 5 mph7 km/h
Precipitation: None