Yes

you do need a jacket based on the weather in Staines-upon-Thames, UK 1 second ago

Why? Because sorry, it's too cool for just a hoodie and it's so windy, your hat has officially retired from your head!
53°F12°C & Clear

Wind is 10 mph16 km/h from the North, gusting to 19 mph31 km/h
September 22
6am56°F13°C11 mph18 km/h NorthClear
7am58°F14°C12 mph19 km/h NortheastMostly Clear
8am59°F15°C12 mph19 km/h NortheastPartly Cloudy
9am60°F16°C11 mph18 km/h NorthPartly Cloudy
10am60°F16°C11 mph18 km/h NorthPartly Cloudy
11am60°F15°C12 mph19 km/h NorthPartly Cloudy
12pm59°F15°C10 mph17 km/h NorthPartly Cloudy
1pm58°F14°C9 mph14 km/h NorthMostly Clear
2pm55°F13°C7 mph12 km/h NorthClear
3pm52°F11°C6 mph10 km/h NorthMostly Clear
4pm50°F10°C5 mph8 km/h NorthClear
5pm47°F8°C4 mph7 km/h NorthClear
DateLowHighWindDayNight
September 2143°F6°C60°F16°C10 mph16 km/h from NorthMostly ClearClear
September 2241°F5°C62°F16°C9 mph14 km/h from NortheastPartly CloudyMostly Clear
September 2346°F8°C64°F18°C9 mph14 km/h from NortheastMostly CloudyMostly Cloudy
September 2447°F9°C65°F18°C9 mph15 km/h from NortheastPartly CloudyPartly Cloudy
September 2549°F9°C63°F17°C5 mph8 km/h from SoutheastMostly CloudyMostly Cloudy
September 2650°F10°C62°F17°C7 mph11 km/h from SouthDrizzleDrizzle
September 2752°F11°C62°F17°C6 mph10 km/h from NortheastDrizzleMostly Cloudy

Yes

Low of 41°F5°C, High of 62°F17°C
Wind: 9 mph14 km/h
Precipitation: 20% rain

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