Yes

you do need a jacket based on the weather in Lee-on-the-Solent, UK 1 second ago

Why? Because it's drizzling!
65°F19°C & Drizzle

Wind is 6 mph10 km/h from the Northwest, gusting to 12 mph19 km/h
July 2
2am66°F19°C6 mph10 km/h NorthwestRain
3am67°F19°C6 mph10 km/h NorthwestCloudy
4am67°F20°C7 mph11 km/h NorthwestCloudy
5am68°F20°C8 mph13 km/h WestCloudy
6am69°F21°C10 mph16 km/h NorthwestCloudy
7am70°F21°C10 mph16 km/h NorthwestCloudy
8am71°F22°C11 mph18 km/h NorthwestCloudy
9am72°F22°C11 mph18 km/h NorthwestMostly Cloudy
10am74°F23°C12 mph19 km/h NorthwestPartly Cloudy
11am75°F24°C13 mph20 km/h NorthwestMostly Clear
12pm75°F24°C14 mph22 km/h NorthwestMostly Clear
1pm75°F24°C14 mph22 km/h NorthwestMostly Clear
DateLowHighWindDayNight
July 161°F16°C75°F24°C10 mph17 km/h from NorthwestRainClear
July 254°F12°C72°F22°C8 mph13 km/h from SouthwestMostly ClearClear
July 355°F13°C72°F22°C8 mph14 km/h from SouthwestMostly CloudyMostly Cloudy
July 459°F15°C69°F20°C17 mph27 km/h from SouthwestWindyRain
July 559°F15°C67°F20°C14 mph23 km/h from WestMostly CloudyMostly Cloudy
July 656°F13°C67°F20°C14 mph22 km/h from NorthwestMostly CloudyMostly Clear
July 755°F13°C66°F19°C12 mph19 km/h from WestPartly CloudyMostly Clear

Yes

Low of 54°F12°C, High of 72°F22°C
Wind: 8 mph13 km/h
Precipitation: None

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