No
you don't need a jacket based on the weather in Simi Valley, CA, USA 1 second ago
69°F21°C & Clear
Wind is 4 mph6 km/h from the W, gusting to 7 mph12 km/h
| April 29 | ||||
| 10pm | 68°F20°C | 4 mph6 km/h W | Clear | |
| 11pm | 64°F18°C | 3 mph4 km/h NW | Clear | |
| April 30 | ||||
| 12am | 62°F17°C | 3 mph5 km/h NE | Clear | |
| 1am | 60°F16°C | 4 mph7 km/h NE | Clear | |
| 2am | 59°F15°C | 5 mph8 km/h NE | Clear | |
| 3am | 58°F14°C | 5 mph8 km/h NE | Clear | |
| 4am | 57°F14°C | 5 mph8 km/h NE | Clear | |
| 5am | 55°F13°C | 5 mph7 km/h NE | Clear | |
| 6am | 54°F12°C | 4 mph7 km/h NE | Clear | |
| 7am | 53°F12°C | 4 mph7 km/h NE | Clear | |
| 8am | 52°F11°C | 4 mph7 km/h NE | Clear | |
| 9am | 51°F11°C | 5 mph7 km/h NE | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 29 | 49°F10°C | 74°F23°C | 5 mph8 km/h from W | Clear | Clear |
| April 30 | 51°F11°C | 76°F24°C | 6 mph9 km/h from W | Clear | Clear |
| May 1 | 49°F10°C | 74°F23°C | 6 mph9 km/h from W | Clear | Clear |
| May 2 | 50°F10°C | 78°F25°C | 8 mph12 km/h from NW | Clear | Mostly Clear |
| May 3 | 51°F10°C | 74°F23°C | 6 mph10 km/h from SW | Clear | Clear |
| May 4 | 50°F10°C | 71°F22°C | 6 mph10 km/h from SW | Mostly Clear | Partly Cloudy |
| May 5 | 51°F11°C | 66°F19°C | 8 mph13 km/h from SW | Partly Cloudy | Mostly Clear |
Yes
Low of 51°F11°C, High of 76°F25°CWind: 6 mph9 km/h
Precipitation: None