Yes

you do need a jacket based on the weather in Winton, Bournemouth BH9 2AQ, UK 1 second ago

Why? Because looks like it's raining and it's really really huffing out there!
63°F17°C & Rain

Wind is 19 mph31 km/h from the Southwest, gusting to 35 mph57 km/h
September 11
9am63°F17°C20 mph32 km/h WestWindy
10am62°F17°C17 mph27 km/h WestDrizzle
11am63°F17°C18 mph29 km/h WestWindy
12pm62°F17°C17 mph28 km/h WestWindy
1pm61°F16°C17 mph28 km/h WestWindy
2pm60°F15°C16 mph25 km/h WestWindy
3pm58°F14°C15 mph24 km/h WestMostly Clear
4pm57°F14°C14 mph23 km/h WestMostly Clear
5pm57°F14°C14 mph23 km/h WestClear
6pm56°F13°C14 mph23 km/h WestClear
7pm56°F13°C13 mph22 km/h WestClear
8pm55°F13°C13 mph22 km/h WestMostly Clear
DateLowHighWindDayNight
September 1056°F13°C63°F17°C14 mph23 km/h from WestRainMostly Clear
September 1153°F12°C63°F17°C14 mph23 km/h from SouthwestRainDrizzle
September 1254°F12°C63°F17°C14 mph23 km/h from SouthwestDrizzleDrizzle
September 1353°F11°C66°F19°C17 mph27 km/h from SouthRainDrizzle
September 1455°F13°C64°F18°C24 mph39 km/h from WestDrizzlePartly Cloudy
September 1552°F11°C63°F17°C13 mph21 km/h from WestMostly CloudyRain
September 1655°F13°C66°F19°C18 mph28 km/h from SouthwestRainPartly Cloudy

Yes

Low of 54°F12°C, High of 64°F18°C
Wind: 14 mph23 km/h
Precipitation: 56% rain

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