Yes

you do need a jacket based on the weather in Doncaster, UK 1 second ago

Why? Because some drizzle out there!
75°F24°C & Drizzle

Wind is 4 mph6 km/h from the Southeast, gusting to 9 mph15 km/h
August 12
7am78°F25°C5 mph8 km/h SoutheastRain
8am80°F27°C6 mph9 km/h SoutheastCloudy
9am82°F28°C6 mph9 km/h SoutheastMostly Cloudy
10am83°F28°C5 mph8 km/h SoutheastMostly Cloudy
11am83°F29°C5 mph8 km/h SoutheastMostly Cloudy
12pm83°F28°C4 mph7 km/h EastPartly Cloudy
1pm83°F28°C5 mph8 km/h EastPartly Cloudy
2pm82°F28°C6 mph9 km/h EastMostly Clear
3pm79°F26°C6 mph10 km/h EastMostly Clear
4pm75°F24°C7 mph12 km/h EastMostly Clear
5pm72°F22°C7 mph11 km/h EastPartly Cloudy
6pm69°F21°C5 mph8 km/h EastMostly Clear
DateLowHighWindDayNight
August 1163°F17°C83°F29°C5 mph7 km/h from SoutheastRainClear
August 1261°F16°C88°F31°C7 mph11 km/h from SoutheastPartly CloudyPartly Cloudy
August 1363°F17°C79°F26°C8 mph13 km/h from WestPartly CloudyMostly Clear
August 1460°F16°C79°F26°C7 mph12 km/h from NorthMostly ClearPartly Cloudy
August 1559°F15°C76°F24°C7 mph11 km/h from EastPartly CloudyPartly Cloudy
August 1655°F13°C74°F23°C7 mph11 km/h from NortheastPartly CloudyPartly Cloudy
August 1756°F13°C73°F23°C8 mph13 km/h from NortheastPartly CloudyMostly Cloudy

No

Low of 61°F16°C, High of 88°F31°C
Wind: 7 mph11 km/h
Precipitation: None

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