Yes

you do need a jacket based on the weather in Maidenhead SL6, UK 1 second ago

Why? Because there are strong winds blowing out there!
71°F22°C & Partly Cloudy

Wind is 14 mph23 km/h from the West, gusting to 29 mph47 km/h
August 4
1pm71°F22°C14 mph23 km/h WestPartly Cloudy
2pm70°F21°C12 mph20 km/h WestMostly Clear
3pm68°F20°C10 mph17 km/h WestClear
4pm64°F18°C9 mph14 km/h WestClear
5pm62°F17°C8 mph13 km/h WestClear
6pm60°F15°C7 mph11 km/h WestClear
7pm58°F14°C7 mph11 km/h WestPartly Cloudy
8pm57°F14°C8 mph12 km/h WestPartly Cloudy
9pm56°F13°C8 mph13 km/h WestClear
10pm55°F13°C8 mph13 km/h WestClear
11pm54°F12°C9 mph14 km/h WestClear
August 5
12am53°F12°C9 mph14 km/h WestClear
DateLowHighWindDayNight
August 358°F14°C71°F22°C9 mph14 km/h from SouthwestDrizzleClear
August 453°F12°C72°F22°C14 mph22 km/h from WestMostly ClearPartly Cloudy
August 550°F10°C72°F22°C6 mph9 km/h from SouthwestMostly CloudyMostly Cloudy
August 656°F13°C75°F24°C12 mph20 km/h from SouthwestPartly CloudyMostly Cloudy
August 757°F14°C74°F23°C8 mph13 km/h from WestMostly CloudyMostly Cloudy
August 856°F14°C77°F25°C6 mph9 km/h from WestPartly CloudyPartly Cloudy
August 960°F15°C81°F27°C10 mph17 km/h from SouthwestMostly ClearMostly Clear

Yes

Low of 53°F12°C, High of 72°F22°C
Wind: 14 mph22 km/h
Precipitation: None

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