Yes

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

Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!

45°F7°C & Cloudy

Wind is 7 mph12 km/h from the Northeast, gusting to 16 mph26 km/h

Date	Low	High	Wind	Day	Night
March 13	34°F1°C	45°F7°C	6 mph10 km/h from Northeast	Mostly Cloudy	Partly Cloudy
March 14	35°F1°C	45°F7°C	8 mph13 km/h from Northeast	Mostly Cloudy	Mostly Clear
March 15	33°F0°C	48°F9°C	7 mph11 km/h from Northeast	Mostly Cloudy	Mostly Cloudy
March 16	34°F1°C	46°F8°C	11 mph18 km/h from East	Mostly Cloudy	Clear
March 17	31°F-0°C	50°F10°C	9 mph15 km/h from East	Clear	Clear
March 18	30°F-1°C	54°F12°C	5 mph8 km/h from Southeast	Clear	Mostly Cloudy
March 19	39°F4°C	55°F13°C	5 mph8 km/h from South	Partly Cloudy	Mostly Cloudy

Low of 35°F2°C, High of 46°F8°C
Wind: 8 mph13 km/h
Precipitation: None