Yes

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

Why? Because it's so gusty, you’re basically doing accidental parkour!
64°F18°C & Partly Cloudy

Wind is 12 mph19 km/h from the North, gusting to 22 mph35 km/h
August 20
3pm64°F18°C11 mph18 km/h NorthPartly Cloudy
4pm62°F17°C10 mph16 km/h NorthMostly Clear
5pm60°F16°C10 mph16 km/h NorthPartly Cloudy
6pm60°F15°C10 mph16 km/h NorthMostly Cloudy
7pm59°F15°C10 mph16 km/h NorthPartly Cloudy
8pm58°F15°C9 mph15 km/h NorthMostly Cloudy
9pm58°F15°C9 mph15 km/h NorthPartly Cloudy
10pm58°F14°C9 mph15 km/h NorthPartly Cloudy
11pm57°F14°C9 mph15 km/h NorthMostly Cloudy
August 21
12am57°F14°C9 mph15 km/h NorthMostly Cloudy
1am57°F14°C9 mph15 km/h NorthMostly Cloudy
2am58°F14°C10 mph16 km/h NorthMostly Cloudy
DateLowHighWindDayNight
August 1958°F15°C70°F21°C9 mph14 km/h from NorthMostly CloudyPartly Cloudy
August 2055°F13°C69°F21°C11 mph17 km/h from NorthMostly CloudyMostly Clear
August 2150°F10°C71°F22°C5 mph8 km/h from NorthwestPartly CloudyMostly Cloudy
August 2255°F13°C70°F21°C7 mph12 km/h from NortheastMostly CloudyPartly Cloudy
August 2351°F10°C70°F21°C8 mph12 km/h from EastMostly ClearPartly Cloudy
August 2455°F13°C72°F22°C9 mph15 km/h from EastPartly CloudyMostly Clear
August 2557°F14°C74°F23°C11 mph18 km/h from SoutheastPartly CloudyPartly Cloudy

Yes

Low of 55°F13°C, High of 69°F21°C
Wind: 11 mph17 km/h
Precipitation: None

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