Yes

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

Why? Because it's quite chilly!
46°F8°C & Mostly Clear

Wind is 3 mph5 km/h from the North, gusting to 5 mph8 km/h
September 22
7pm46°F8°C4 mph6 km/h NorthwestClear
8pm45°F7°C4 mph7 km/h NorthwestClear
9pm44°F7°C4 mph7 km/h NorthwestClear
10pm43°F6°C4 mph7 km/h NorthwestMostly Clear
11pm43°F6°C4 mph7 km/h NorthwestMostly Clear
September 23
12am42°F5°C5 mph8 km/h NorthwestMostly Clear
1am41°F5°C5 mph8 km/h NorthMostly Clear
2am42°F5°C4 mph7 km/h NorthMostly Clear
3am44°F7°C5 mph8 km/h NorthMostly Clear
4am48°F9°C6 mph10 km/h NorthMostly Clear
5am53°F11°C8 mph13 km/h NorthMostly Clear
6am57°F14°C10 mph16 km/h NorthPartly Cloudy
DateLowHighWindDayNight
September 2142°F6°C61°F16°C9 mph14 km/h from NorthMostly ClearClear
September 2241°F5°C62°F17°C10 mph16 km/h from NorthPartly CloudyMostly Clear
September 2346°F8°C65°F18°C9 mph15 km/h from NortheastMostly CloudyMostly Cloudy
September 2447°F8°C65°F18°C11 mph18 km/h from NortheastPartly CloudyMostly Clear
September 2545°F7°C61°F16°C7 mph12 km/h from EastPartly CloudyPartly Cloudy
September 2648°F9°C64°F18°C7 mph11 km/h from SouthDrizzleDrizzle
September 2750°F10°C64°F18°C6 mph10 km/h from SouthDrizzleMostly Clear

Yes

Low of 41°F5°C, High of 62°F17°C
Wind: 10 mph16 km/h
Precipitation: None

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