Yes

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

Why? Because the drizzle is not enough rain to call it "raining," but enough to make you a little soggy and the air feels like the cozy middle ground between summer and winter and it's windy enough to give you a brand new hairdo!
52°F11°C & Drizzle

Wind is 11 mph18 km/h from the Southwest, gusting to 22 mph35 km/h
June 4
9pm52°F11°C12 mph19 km/h SouthwestRain
10pm51°F11°C11 mph18 km/h SouthwestRain
11pm51°F11°C12 mph19 km/h SouthDrizzle
June 5
12am52°F11°C11 mph18 km/h SouthDrizzle
1am52°F11°C11 mph18 km/h SouthwestDrizzle
2am53°F12°C12 mph19 km/h SouthwestDrizzle
3am54°F12°C12 mph19 km/h SouthwestDrizzle
4am55°F13°C11 mph18 km/h SouthwestRain
5am56°F13°C11 mph17 km/h SouthwestRain
6am56°F13°C10 mph17 km/h SouthwestRain
7am58°F15°C12 mph19 km/h SouthwestDrizzle
8am60°F16°C13 mph21 km/h SouthwestDrizzle
DateLowHighWindDayNight
June 451°F11°C63°F17°C13 mph20 km/h from SouthwestRainDrizzle
June 550°F10°C63°F17°C12 mph19 km/h from WestMostly CloudyDrizzle
June 650°F10°C60°F16°C17 mph27 km/h from SouthwestDrizzleDrizzle
June 748°F9°C62°F17°C15 mph24 km/h from NorthwestPartly CloudyMostly Clear
June 849°F9°C64°F18°C14 mph22 km/h from SouthwestMostly CloudyMostly Cloudy
June 955°F13°C69°F20°C9 mph15 km/h from WestMostly CloudyPartly Cloudy
June 1055°F13°C76°F24°C7 mph11 km/h from SoutheastPartly CloudyMostly Cloudy

Yes

Low of 50°F10°C, High of 63°F17°C
Wind: 12 mph19 km/h
Precipitation: 16% rain

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