Yes

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

Why? Because there's a refreshing nip in the air!

40°F4°C & Cloudy

Wind is 8 mph13 km/h from the Northeast, gusting to 14 mph22 km/h

Date	Low	High	Wind	Day	Night
February 12	33°F1°C	40°F4°C	7 mph12 km/h from Northeast	Cloudy	Mostly Cloudy
February 13	32°F-0°C	40°F4°C	10 mph16 km/h from Southeast	Mostly Cloudy	Cloudy
February 14	34°F1°C	39°F4°C	7 mph11 km/h from Southeast	Cloudy	Cloudy
February 15	35°F2°C	41°F5°C	10 mph16 km/h from East	Cloudy	Cloudy
February 16	32°F-0°C	42°F6°C	8 mph13 km/h from Southeast	Mostly Cloudy	Mostly Cloudy
February 17	32°F0°C	44°F7°C	9 mph14 km/h from Southeast	Mostly Cloudy	Cloudy
February 18	34°F1°C	45°F7°C	10 mph16 km/h from Southeast	Cloudy	Cloudy

Low of 32°F-0°C, High of 40°F5°C
Wind: 10 mph16 km/h
Precipitation: None