Yes
you do need a jacket based on the weather in London, UK 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet and it's really really huffing out there!
43°F6°C & Mostly Cloudy
Wind is 14 mph23 km/h from the West, gusting to 32 mph51 km/h
| December 21 | ||||
| 10pm | 42°F6°C | 15 mph24 km/h West | Rain | |
| 11pm | 41°F5°C | 15 mph25 km/h West | Windy | |
| December 22 | ||||
| 12am | 41°F5°C | 15 mph25 km/h West | Windy | |
| 1am | 40°F4°C | 15 mph24 km/h West | Mostly Cloudy | |
| 2am | 39°F4°C | 14 mph22 km/h West | Mostly Cloudy | |
| 3am | 39°F4°C | 14 mph22 km/h West | Mostly Cloudy | |
| 4am | 39°F4°C | 14 mph22 km/h West | Mostly Cloudy | |
| 5am | 40°F4°C | 14 mph22 km/h West | Mostly Cloudy | |
| 6am | 40°F5°C | 15 mph24 km/h West | Windy | |
| 7am | 41°F5°C | 15 mph24 km/h West | Mostly Cloudy | |
| 8am | 42°F5°C | 15 mph25 km/h West | Windy | |
| 9am | 42°F6°C | 15 mph24 km/h West | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 21 | 39°F4°C | 47°F8°C | 15 mph25 km/h from West | Windy | Mostly Clear |
| December 22 | 37°F3°C | 44°F6°C | 8 mph12 km/h from Northwest | Partly Cloudy | Cloudy |
| December 23 | 41°F5°C | 52°F11°C | 4 mph6 km/h from Southwest | Cloudy | Cloudy |
| December 24 | 46°F8°C | 51°F10°C | 4 mph6 km/h from Southwest | Cloudy | Cloudy |
| December 25 | 44°F7°C | 48°F9°C | 2 mph3 km/h from Northeast | Cloudy | Cloudy |
| December 26 | 39°F4°C | 45°F7°C | 4 mph6 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
| December 27 | 36°F2°C | 43°F6°C | 3 mph5 km/h from East | Partly Cloudy | Mostly Cloudy |
Yes
Low of 37°F3°C, High of 44°F7°CWind: 8 mph12 km/h
Precipitation: None