Yes

you do need a jacket based on the weather in Bristol BS49, UK 1 second ago

Why? Because it's quite chilly!
38°F4°C & Mostly Cloudy

Wind is 2 mph4 km/h from the Northeast, gusting to 6 mph10 km/h
January 22
6am40°F4°C2 mph4 km/h NorthMostly Cloudy
7am41°F5°C3 mph5 km/h NorthMostly Cloudy
8am41°F5°C3 mph6 km/h NorthwestMostly Cloudy
9am42°F5°C3 mph5 km/h NorthwestMostly Cloudy
10am42°F6°C3 mph6 km/h WestPartly Cloudy
11am41°F5°C3 mph4 km/h WestPartly Cloudy
12pm39°F4°C3 mph4 km/h WestPartly Cloudy
1pm38°F4°C3 mph5 km/h WestMostly Cloudy
2pm39°F4°C4 mph6 km/h WestPartly Cloudy
3pm38°F4°C4 mph6 km/h WestMostly Clear
4pm37°F3°C4 mph7 km/h WestMostly Clear
5pm37°F3°C4 mph7 km/h SouthwestMostly Clear
DateLowHighWindDayNight
January 2136°F2°C42°F6°C3 mph5 km/h from NorthwestMostly CloudyPartly Cloudy
January 2237°F3°C47°F8°C19 mph31 km/h from SouthwestRainRain
January 2341°F5°C51°F11°C22 mph36 km/h from SouthwestDrizzleCloudy
January 2436°F2°C45°F7°C5 mph8 km/h from SouthwestDrizzleDrizzle
January 2538°F3°C48°F9°C18 mph29 km/h from SoutheastRainRain
January 2644°F7°C48°F9°C18 mph28 km/h from SouthRainDrizzle
January 2745°F7°C48°F9°C19 mph30 km/h from SouthwestDrizzleMostly Cloudy

Yes

Low of 37°F3°C, High of 47°F9°C
Wind: 19 mph31 km/h
Precipitation: 76% rain

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