Yes

you do need a jacket based on the weather in Bristol, 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, even the squirrels are holding onto branches for dear life!
64°F18°C & Drizzle

Wind is 11 mph17 km/h from the South, gusting to 21 mph33 km/h
September 10
10am64°F18°C11 mph18 km/h SouthDrizzle
11am64°F18°C11 mph18 km/h SouthDrizzle
12pm63°F17°C12 mph20 km/h SouthwestDrizzle
1pm63°F17°C14 mph22 km/h SouthwestDrizzle
2pm62°F17°C14 mph22 km/h WestMostly Clear
3pm61°F16°C13 mph21 km/h WestMostly Clear
4pm60°F16°C13 mph21 km/h WestMostly Clear
5pm59°F15°C12 mph20 km/h WestMostly Clear
6pm58°F14°C11 mph18 km/h WestPartly Cloudy
7pm57°F14°C10 mph17 km/h WestMostly Clear
8pm57°F14°C10 mph16 km/h WestPartly Cloudy
9pm56°F14°C11 mph18 km/h WestMostly Clear
DateLowHighWindDayNight
September 956°F13°C64°F18°C8 mph14 km/h from SouthDrizzleRain
September 1054°F12°C61°F16°C14 mph23 km/h from SouthwestRainRain
September 1152°F11°C62°F17°C13 mph22 km/h from SouthwestRainRain
September 1252°F11°C61°F16°C13 mph21 km/h from SouthwestDrizzleRain
September 1354°F12°C67°F19°C20 mph31 km/h from SouthwestRainDrizzle
September 1455°F13°C62°F17°C21 mph33 km/h from SouthwestRainDrizzle
September 1552°F11°C61°F16°C15 mph24 km/h from SouthwestThunderstormsMostly Cloudy

Yes

Low of 55°F13°C, High of 62°F17°C
Wind: 14 mph23 km/h
Precipitation: 81% rain

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