Yes
you do need a jacket based on the weather in Irvine, CA, USA 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
49°F10°C & Cloudy
Wind is 2 mph3 km/h from the Northeast, gusting to 3 mph5 km/h
| December 22 | ||||
| 6am | 48°F9°C | 2 mph4 km/h East | Cloudy | |
| 7am | 49°F9°C | 2 mph4 km/h East | Cloudy | |
| 8am | 49°F10°C | 2 mph3 km/h East | Cloudy | |
| 9am | 50°F10°C | 2 mph3 km/h East | Cloudy | |
| 10am | 51°F10°C | 2 mph4 km/h Southeast | Cloudy | |
| 11am | 53°F11°C | 2 mph4 km/h East | Cloudy | |
| 12pm | 55°F13°C | 2 mph3 km/h East | Cloudy | |
| 1pm | 59°F15°C | 2 mph3 km/h Southwest | Cloudy | |
| 2pm | 61°F16°C | 3 mph5 km/h West | Cloudy | |
| 3pm | 63°F17°C | 4 mph6 km/h Southwest | Mostly Cloudy | |
| 4pm | 65°F18°C | 4 mph7 km/h Southwest | Cloudy | |
| 5pm | 66°F19°C | 4 mph7 km/h Southwest | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 22 | 48°F9°C | 66°F19°C | 3 mph5 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| December 23 | 50°F10°C | 67°F20°C | 3 mph5 km/h from West | Partly Cloudy | Mostly Cloudy |
| December 24 | 51°F11°C | 63°F17°C | 5 mph8 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| December 25 | 46°F8°C | 64°F18°C | 4 mph7 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| December 26 | 47°F8°C | 66°F19°C | 3 mph6 km/h from South | Partly Cloudy | Mostly Cloudy |
| December 27 | 48°F9°C | 65°F18°C | 3 mph5 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| December 28 | 49°F9°C | 65°F19°C | 3 mph5 km/h from West | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 50°F10°C, High of 67°F20°CWind: 3 mph5 km/h
Precipitation: None