Yes
you do need a jacket based on the weather in Las Vegas, NV, USA 1 second ago
Why? Because it's quite chilly!
41°F5°C & Partly Cloudy
Wind is 4 mph6 km/h from the North, gusting to 7 mph11 km/h
| December 15 | ||||
| 6am | 41°F5°C | 4 mph7 km/h North | Clear | |
| 7am | 40°F4°C | 4 mph7 km/h Northwest | Clear | |
| 8am | 39°F4°C | 4 mph7 km/h North | Clear | |
| 9am | 38°F3°C | 4 mph6 km/h North | Clear | |
| 10am | 38°F3°C | 4 mph6 km/h Northwest | Clear | |
| 11am | 42°F5°C | 4 mph6 km/h Northwest | Clear | |
| 12pm | 48°F9°C | 3 mph5 km/h Northwest | Clear | |
| 1pm | 54°F12°C | 3 mph5 km/h North | Clear | |
| 2pm | 58°F14°C | 3 mph5 km/h Northeast | Clear | |
| 3pm | 60°F15°C | 3 mph5 km/h Northeast | Clear | |
| 4pm | 61°F16°C | 3 mph5 km/h Northeast | Clear | |
| 5pm | 62°F17°C | 3 mph5 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 15 | 38°F3°C | 62°F17°C | 3 mph5 km/h from North | Clear | Mostly Clear |
| December 16 | 37°F3°C | 57°F14°C | 2 mph3 km/h from East | Partly Cloudy | Mostly Cloudy |
| December 17 | 38°F3°C | 63°F17°C | 2 mph4 km/h from North | Mostly Clear | Clear |
| December 18 | 40°F5°C | 65°F18°C | 2 mph4 km/h from Northeast | Clear | Clear |
| December 19 | 41°F5°C | 65°F18°C | 2 mph2 km/h from Southeast | Mostly Clear | Mostly Clear |
| December 20 | 43°F6°C | 65°F18°C | 2 mph3 km/h from Southeast | Mostly Clear | Partly Cloudy |
| December 21 | 43°F6°C | 63°F17°C | 2 mph3 km/h from Northeast | Partly Cloudy | Partly Cloudy |
Yes
Low of 37°F3°C, High of 57°F14°CWind: 2 mph3 km/h
Precipitation: None