Yes
you do need a jacket based on the weather in Sheffield, UK 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
55°F13°C & Mostly Cloudy
Wind is 6 mph10 km/h from the Southwest, gusting to 16 mph26 km/h
| September 4 | ||||
| 1am | 54°F12°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 2am | 55°F13°C | 5 mph7 km/h Southwest | Mostly Cloudy | |
| 3am | 56°F13°C | 5 mph7 km/h South | Cloudy | |
| 4am | 57°F14°C | 5 mph8 km/h South | Rain | |
| 5am | 58°F14°C | 3 mph5 km/h South | Drizzle | |
| 6am | 59°F15°C | 3 mph4 km/h South | Rain | |
| 7am | 59°F15°C | 2 mph3 km/h South | Rain | |
| 8am | 60°F15°C | 3 mph5 km/h West | Rain | |
| 9am | 60°F16°C | 5 mph8 km/h Northwest | Drizzle | |
| 10am | 61°F16°C | 7 mph11 km/h Northwest | Drizzle | |
| 11am | 61°F16°C | 7 mph12 km/h West | Drizzle | |
| 12pm | 61°F16°C | 9 mph15 km/h West | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 3 | 54°F12°C | 62°F17°C | 5 mph8 km/h from West | Rain | Mostly Clear |
| September 4 | 54°F12°C | 67°F19°C | 8 mph12 km/h from West | Partly Cloudy | Mostly Cloudy |
| September 5 | 51°F11°C | 69°F21°C | 8 mph13 km/h from South | Mostly Cloudy | Mostly Cloudy |
| September 6 | 58°F14°C | 68°F20°C | 10 mph16 km/h from Southeast | Drizzle | Drizzle |
| September 7 | 55°F13°C | 66°F19°C | 14 mph23 km/h from South | Mostly Cloudy | Mostly Cloudy |
| September 8 | 55°F13°C | 66°F19°C | 13 mph20 km/h from South | Partly Cloudy | Mostly Cloudy |
| September 9 | 54°F12°C | 62°F17°C | 11 mph18 km/h from South | Drizzle | Drizzle |
Yes
Low of 54°F12°C, High of 66°F19°CWind: 8 mph12 km/h
Precipitation: None