Yes

you do need a jacket based on the weather in Calvert Cl, Sidcup DA14 5JL, UK 1 second ago

Why? Because just cool enough for a jacket, but not warm enough to ditch it and it's so windy, your hat has officially retired from your head!
57°F14°C & Cloudy

Wind is 9 mph15 km/h from the South, gusting to 22 mph36 km/h
November 6
1am58°F14°C9 mph15 km/h SouthCloudy
2am58°F14°C9 mph14 km/h SouthCloudy
3am58°F14°C8 mph13 km/h SouthCloudy
4am58°F14°C8 mph12 km/h SouthCloudy
5am57°F14°C7 mph11 km/h SouthCloudy
6am57°F14°C7 mph12 km/h SouthCloudy
7am57°F14°C6 mph9 km/h SouthCloudy
8am57°F14°C6 mph9 km/h SouthCloudy
9am58°F14°C6 mph9 km/h SouthDrizzle
10am58°F15°C5 mph8 km/h SouthCloudy
11am59°F15°C5 mph8 km/h SouthCloudy
12pm60°F16°C6 mph10 km/h SouthCloudy
DateLowHighWindDayNight
November 656°F13°C61°F16°C6 mph9 km/h from SouthDrizzleCloudy
November 755°F13°C59°F15°C9 mph15 km/h from SouthDrizzleMostly Cloudy
November 850°F10°C59°F15°C5 mph7 km/h from SouthwestPartly CloudyPartly Cloudy
November 946°F8°C58°F14°C8 mph13 km/h from SouthPartly CloudyDrizzle
November 1049°F10°C56°F13°C6 mph10 km/h from SouthRainRain
November 1146°F8°C53°F12°C6 mph10 km/h from SouthwestPartly CloudyPartly Cloudy
November 1245°F7°C54°F12°C9 mph15 km/h from SoutheastMostly CloudyThunderstorms

Yes

Low of 55°F13°C, High of 59°F15°C
Wind: 9 mph15 km/h
Precipitation: 39% rain

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