Yes
you do need a jacket based on the weather in Watford, UK 1 second ago
Why? Because the cold's there, but it's just a reminder, not an invasion!
39°F4°C & Cloudy
Wind is 5 mph8 km/h from the Southwest, gusting to 10 mph16 km/h
| December 13 | ||||
| 4pm | 39°F4°C | 5 mph8 km/h Southwest | Cloudy | |
| 5pm | 39°F4°C | 5 mph9 km/h Southwest | Cloudy | |
| 6pm | 39°F4°C | 5 mph9 km/h Southwest | Cloudy | |
| 7pm | 39°F4°C | 5 mph9 km/h West | Cloudy | |
| 8pm | 39°F4°C | 6 mph9 km/h West | Mostly Cloudy | |
| 9pm | 38°F4°C | 6 mph9 km/h West | Mostly Cloudy | |
| 10pm | 38°F3°C | 6 mph9 km/h West | Mostly Cloudy | |
| 11pm | 38°F3°C | 6 mph10 km/h West | Cloudy | |
| December 14 | ||||
| 12am | 38°F4°C | 6 mph10 km/h West | Cloudy | |
| 1am | 39°F4°C | 6 mph10 km/h West | Cloudy | |
| 2am | 39°F4°C | 7 mph11 km/h West | Cloudy | |
| 3am | 40°F4°C | 7 mph12 km/h West | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 12 | 39°F4°C | 43°F6°C | 2 mph4 km/h from Southeast | Cloudy | Cloudy |
| December 13 | 38°F3°C | 44°F7°C | 9 mph14 km/h from Northwest | Mostly Cloudy | Mostly Cloudy |
| December 14 | 37°F3°C | 53°F12°C | 10 mph16 km/h from West | Cloudy | Cloudy |
| December 15 | 46°F8°C | 51°F11°C | 11 mph17 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| December 16 | 44°F6°C | 49°F9°C | 9 mph15 km/h from South | Drizzle | Drizzle |
| December 17 | 48°F9°C | 57°F14°C | 17 mph27 km/h from Southwest | Drizzle | Drizzle |
| December 18 | 38°F3°C | 52°F11°C | 17 mph27 km/h from West | Windy | Mostly Clear |
Yes
Low of 37°F3°C, High of 45°F7°CWind: 9 mph14 km/h
Precipitation: None