Yes

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

Why? Because it's cold. simple as that.
41°F5°C & Partly Cloudy

Wind is 3 mph5 km/h from the W, gusting to 3 mph5 km/h
April 16
5pm41°F5°C4 mph6 km/h WPartly Cloudy
6pm41°F5°C5 mph8 km/h SWMostly Cloudy
7pm41°F5°C7 mph11 km/h WPartly Cloudy
8pm41°F5°C8 mph14 km/h WMostly Clear
9pm40°F5°C10 mph16 km/h NWMostly Clear
10pm39°F4°C10 mph16 km/h NWMostly Clear
11pm39°F4°C9 mph15 km/h NWClear
April 17
12am38°F3°C9 mph15 km/h NWClear
1am37°F3°C9 mph15 km/h NWClear
2am38°F3°C9 mph15 km/h NWClear
3am40°F4°C11 mph17 km/h NWClear
4am42°F6°C12 mph20 km/h NWMostly Clear
DateLowHighWindDayNight
April 1541°F5°C50°F10°C17 mph28 km/h from NWindyMostly Clear
April 1637°F3°C50°F10°C15 mph24 km/h from NWWindyMostly Clear
April 1735°F2°C53°F11°C11 mph17 km/h from WRainRain
April 1841°F5°C53°F12°C17 mph27 km/h from NWindyMostly Clear
April 1938°F3°C57°F14°C7 mph12 km/h from NMostly CloudyCloudy
April 2044°F6°C57°F14°C6 mph9 km/h from NEMostly CloudyMostly Cloudy
April 2144°F7°C56°F13°C7 mph12 km/h from NEMostly CloudyMostly Cloudy

Yes

Low of 37°F3°C, High of 50°F10°C
Wind: 15 mph24 km/h
Precipitation: 23% rain

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