Yes

you do need a jacket based on the weather in Salisbury Ave., Westcliff-on-Sea, Southend-on-Sea, Westcliff-on-Sea SS0 7BA, UK 1 second ago

Why? Because this drizzle is just a polite way of saying, “Get ready, the big stuff's coming.” and it's so windy, your hat will probably launch into orbit!
63°F17°C & Drizzle

Wind is 16 mph26 km/h from the Southwest, gusting to 25 mph41 km/h
September 13
11am62°F17°C16 mph26 km/h SouthwestWindy
12pm62°F17°C13 mph21 km/h SouthwestDrizzle
1pm62°F17°C12 mph20 km/h SouthwestMostly Clear
2pm60°F16°C11 mph18 km/h SouthwestMostly Clear
3pm59°F15°C10 mph16 km/h WestClear
4pm57°F14°C10 mph16 km/h SouthwestClear
5pm56°F13°C10 mph17 km/h SouthwestPartly Cloudy
6pm54°F12°C10 mph17 km/h WestPartly Cloudy
7pm53°F12°C10 mph17 km/h WestClear
8pm53°F11°C10 mph16 km/h WestClear
9pm52°F11°C9 mph15 km/h WestClear
10pm51°F11°C9 mph15 km/h SouthwestClear
DateLowHighWindDayNight
September 1253°F12°C64°F18°C14 mph23 km/h from SouthwestDrizzleMostly Clear
September 1350°F10°C66°F19°C13 mph21 km/h from SouthDrizzleDrizzle
September 1456°F13°C65°F18°C24 mph38 km/h from SouthwestWindyWindy
September 1553°F12°C64°F18°C17 mph28 km/h from WestWindyRain
September 1654°F12°C70°F21°C17 mph27 km/h from SouthwestRainRain
September 1757°F14°C68°F20°C15 mph24 km/h from SouthwestWindyMostly Clear
September 1852°F11°C67°F19°C6 mph10 km/h from WestPartly CloudyPartly Cloudy

Yes

Low of 50°F10°C, High of 65°F19°C
Wind: 13 mph21 km/h
Precipitation: 62% rain

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