Yes
you do need a jacket based on the weather in Sheffield, UK 1 second ago
Why? Because it's quite chilly and it's so windy, your hat will probably launch into orbit!
47°F8°C & Mostly Cloudy
Wind is 12 mph19 km/h from the Southwest, gusting to 25 mph41 km/h
| December 16 | ||||
| 5am | 47°F9°C | 12 mph19 km/h Southwest | Mostly Cloudy | |
| 6am | 48°F9°C | 13 mph20 km/h Southwest | Mostly Cloudy | |
| 7am | 49°F9°C | 13 mph21 km/h West | Mostly Cloudy | |
| 8am | 50°F10°C | 14 mph22 km/h West | Mostly Cloudy | |
| 9am | 50°F10°C | 13 mph21 km/h West | Mostly Cloudy | |
| 10am | 50°F10°C | 12 mph20 km/h West | Mostly Cloudy | |
| 11am | 49°F9°C | 12 mph19 km/h West | Mostly Cloudy | |
| 12pm | 48°F9°C | 12 mph19 km/h West | Cloudy | |
| 1pm | 48°F9°C | 12 mph19 km/h Southwest | Cloudy | |
| 2pm | 48°F9°C | 12 mph19 km/h Southwest | Partly Cloudy | |
| 3pm | 47°F8°C | 11 mph18 km/h West | Partly Cloudy | |
| 4pm | 47°F8°C | 11 mph18 km/h Southwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 15 | 47°F8°C | 50°F10°C | 12 mph20 km/h from West | Mostly Cloudy | Mostly Cloudy |
| December 16 | 45°F7°C | 49°F10°C | 12 mph19 km/h from South | Cloudy | Drizzle |
| December 17 | 43°F6°C | 54°F12°C | 17 mph27 km/h from Southwest | Rain | Rain |
| December 18 | 36°F2°C | 43°F6°C | 13 mph22 km/h from Northwest | Mostly Clear | Mostly Clear |
| December 19 | 36°F2°C | 45°F7°C | 10 mph16 km/h from Southwest | Mostly Cloudy | Rain |
| December 20 | 42°F6°C | 49°F10°C | 14 mph23 km/h from Southwest | Mostly Cloudy | Windy |
| December 21 | 40°F5°C | 44°F7°C | 19 mph30 km/h from West | Windy | Mostly Cloudy |
Yes
Low of 46°F8°C, High of 49°F10°CWind: 12 mph19 km/h
Precipitation: None