Yes

you do need a jacket based on the weather in Kingston upon Thames, UK 1 second ago

Why? Because there's a refreshing nip in the air.
40°F5°C & Cloudy

Wind is 5 mph8 km/h from the NE, gusting to 11 mph17 km/h
April 26
3am41°F5°C5 mph8 km/h NECloudy
4am44°F6°C5 mph9 km/h NECloudy
5am46°F8°C6 mph9 km/h NECloudy
6am49°F9°C6 mph9 km/h NECloudy
7am51°F11°C5 mph8 km/h NECloudy
8am53°F12°C5 mph8 km/h ECloudy
9am54°F12°C5 mph7 km/h ECloudy
10am55°F13°C4 mph7 km/h ECloudy
11am56°F13°C5 mph8 km/h ECloudy
12pm55°F13°C6 mph9 km/h ECloudy
1pm54°F12°C6 mph9 km/h ECloudy
2pm52°F11°C6 mph10 km/h EMostly Cloudy
DateLowHighWindDayNight
April 2538°F4°C56°F13°C5 mph8 km/h from ECloudyRain
April 2643°F6°C58°F14°C7 mph12 km/h from NEDrizzleRain
April 2745°F7°C55°F13°C9 mph15 km/h from WRainPartly Cloudy
April 2840°F4°C60°F15°C10 mph16 km/h from SPartly CloudyMostly Clear
April 2945°F7°C65°F18°C9 mph15 km/h from SEPartly CloudyMostly Cloudy
April 3048°F9°C66°F19°C5 mph8 km/h from EDrizzleCloudy
May 150°F10°C63°F17°C9 mph15 km/h from NWCloudyMostly Cloudy

Yes

Low of 43°F6°C, High of 58°F15°C
Wind: 7 mph12 km/h
Precipitation: 60% rain

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