Yes

you do need a jacket based on the weather in Widley, Waterlooville PO7, UK 1 second ago

Why? Because it's so windy, you’re practically horizontal just trying to walk!
65°F19°C & Windy

Wind is 16 mph25 km/h from the Southwest, gusting to 29 mph47 km/h
August 27
12pm65°F18°C15 mph25 km/h SouthwestDrizzle
1pm64°F18°C13 mph22 km/h SouthwestCloudy
2pm64°F18°C12 mph20 km/h SouthwestCloudy
3pm63°F17°C10 mph16 km/h SouthwestCloudy
4pm62°F17°C9 mph14 km/h SouthwestMostly Cloudy
5pm61°F16°C7 mph11 km/h SouthwestMostly Clear
6pm60°F15°C6 mph10 km/h SouthwestMostly Clear
7pm58°F15°C5 mph8 km/h WestMostly Clear
8pm57°F14°C5 mph8 km/h WestClear
9pm56°F13°C5 mph8 km/h WestClear
10pm55°F13°C4 mph7 km/h WestClear
11pm55°F13°C4 mph7 km/h WestClear
DateLowHighWindDayNight
August 2658°F15°C69°F20°C9 mph15 km/h from SouthwestDrizzleDrizzle
August 2754°F12°C64°F18°C15 mph23 km/h from SouthwestDrizzleRain
August 2857°F14°C66°F19°C12 mph20 km/h from WestDrizzlePartly Cloudy
August 2957°F14°C67°F20°C17 mph28 km/h from SouthwestRainRain
August 3058°F14°C65°F18°C19 mph31 km/h from SouthwestWindyDrizzle
August 3156°F13°C64°F18°C13 mph20 km/h from SouthwestDrizzleDrizzle
September 153°F12°C64°F18°C11 mph18 km/h from SouthwestPartly CloudyRain

Yes

Low of 55°F13°C, High of 64°F18°C
Wind: 15 mph23 km/h
Precipitation: 53% rain

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