No
you don't need a jacket based on the weather in Fullerton, CA, USA 1 second ago
64°F18°C & Mostly Clear
Wind is 4 mph6 km/h from the Southwest, gusting to 7 mph12 km/h
| April 30 | ||||
| 12am | 63°F17°C | 4 mph6 km/h South | Mostly Clear | |
| 1am | 61°F16°C | 4 mph6 km/h South | Partly Cloudy | |
| 2am | 59°F15°C | 3 mph5 km/h South | Partly Cloudy | |
| 3am | 58°F15°C | 3 mph5 km/h South | Partly Cloudy | |
| 4am | 58°F14°C | 3 mph4 km/h South | Partly Cloudy | |
| 5am | 57°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 6am | 57°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 7am | 57°F14°C | 2 mph3 km/h Southeast | Mostly Cloudy | |
| 8am | 56°F14°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 9am | 56°F13°C | 2 mph4 km/h Southeast | Mostly Cloudy | |
| 10am | 57°F14°C | 2 mph4 km/h Southeast | Cloudy | |
| 11am | 58°F15°C | 2 mph4 km/h Southeast | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 29 | 51°F11°C | 75°F24°C | 4 mph6 km/h from Southwest | Clear | Partly Cloudy |
| April 30 | 56°F13°C | 74°F23°C | 6 mph9 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| May 1 | 56°F13°C | 73°F23°C | 6 mph9 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| May 2 | 56°F13°C | 75°F24°C | 6 mph9 km/h from Southwest | Mostly Clear | Partly Cloudy |
| May 3 | 55°F13°C | 69°F20°C | 6 mph10 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| May 4 | 51°F10°C | 64°F18°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| May 5 | 52°F11°C | 65°F18°C | 5 mph8 km/h from South | Mostly Cloudy | Partly Cloudy |
Yes
Low of 56°F14°C, High of 74°F24°CWind: 6 mph9 km/h
Precipitation: None