Yes

you do need a jacket based on the weather in Nancy Downs, Watford WD19 4NF, UK 1 second ago

Why? Because it's pretty chilly!
52°F11°C & Partly Cloudy

Wind is 9 mph15 km/h from the West, gusting to 19 mph30 km/h
October 21
4am51°F11°C9 mph15 km/h WestMostly Cloudy
5am51°F11°C9 mph15 km/h SouthwestMostly Cloudy
6am51°F11°C9 mph15 km/h SouthwestPartly Cloudy
7am51°F11°C9 mph15 km/h SouthwestPartly Cloudy
8am52°F11°C10 mph16 km/h SouthwestMostly Cloudy
9am53°F12°C11 mph17 km/h SouthwestMostly Cloudy
10am54°F12°C12 mph19 km/h SouthwestCloudy
11am56°F13°C12 mph19 km/h SouthwestCloudy
12pm57°F14°C12 mph19 km/h SouthwestMostly Cloudy
1pm58°F14°C12 mph19 km/h SouthwestMostly Cloudy
2pm58°F14°C12 mph19 km/h SouthwestMostly Cloudy
3pm57°F14°C11 mph18 km/h SouthwestMostly Cloudy
DateLowHighWindDayNight
October 2050°F10°C58°F14°C11 mph18 km/h from SouthwestMostly CloudyPartly Cloudy
October 2146°F8°C56°F13°C4 mph7 km/h from SouthwestMostly CloudyRain
October 2245°F7°C52°F11°C16 mph26 km/h from NorthwestRainPartly Cloudy
October 2343°F6°C52°F11°C16 mph25 km/h from WestWindyPartly Cloudy
October 2441°F5°C50°F10°C13 mph21 km/h from WestPartly CloudyMostly Clear
October 2537°F3°C48°F9°C11 mph18 km/h from NorthwestMostly CloudyMostly Cloudy
October 2743°F6°C51°F11°C10 mph16 km/h from NorthwestMostly CloudyMostly Cloudy

Yes

Low of 46°F8°C, High of 55°F13°C
Wind: 4 mph7 km/h
Precipitation: None

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