Yes

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

Why? Because it's that kind of drizzle where you’re too stubborn to admit you’re getting wet and it's so windy, your hat has officially retired from your head!
65°F18°C & Drizzle

Wind is 13 mph21 km/h from the South, gusting to 24 mph38 km/h
September 10
10am65°F18°C13 mph21 km/h SouthRain
11am64°F18°C12 mph19 km/h SouthRain
12pm63°F17°C12 mph19 km/h SouthDrizzle
1pm62°F17°C11 mph18 km/h SouthDrizzle
2pm62°F16°C11 mph17 km/h SouthDrizzle
3pm61°F16°C11 mph17 km/h SouthDrizzle
4pm60°F16°C10 mph16 km/h SouthDrizzle
5pm60°F16°C9 mph15 km/h SouthwestDrizzle
6pm60°F15°C10 mph17 km/h SouthwestDrizzle
7pm59°F15°C13 mph20 km/h WestPartly Cloudy
8pm58°F14°C12 mph19 km/h WestMostly Clear
9pm56°F14°C12 mph19 km/h WestMostly Clear
DateLowHighWindDayNight
September 958°F14°C65°F18°C12 mph19 km/h from SouthRainDrizzle
September 1053°F12°C66°F19°C14 mph23 km/h from SouthwestDrizzleMostly Clear
September 1151°F11°C65°F18°C14 mph22 km/h from SouthwestPartly CloudyRain
September 1253°F12°C64°F18°C14 mph22 km/h from SouthwestThunderstormsPartly Cloudy
September 1353°F12°C68°F20°C18 mph29 km/h from SouthRainDrizzle
September 1456°F13°C66°F19°C21 mph34 km/h from SouthwestWindyMostly Clear
September 1553°F12°C63°F17°C16 mph25 km/h from SouthwestThunderstormsPartly Cloudy

Yes

Low of 54°F12°C, High of 66°F19°C
Wind: 14 mph23 km/h
Precipitation: 57% rain

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