Yes

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

Why? Because a jacket will keep you cozy, but you won't break a seat!
53°F11°C & Mostly Cloudy

Wind is 11 mph17 km/h from the Southwest, gusting to 15 mph24 km/h
November 30
3am53°F12°C11 mph17 km/h SouthwestMostly Cloudy
4am54°F12°C11 mph17 km/h SouthwestMostly Cloudy
5am55°F13°C11 mph18 km/h SouthwestMostly Cloudy
6am55°F13°C12 mph20 km/h SouthwestMostly Cloudy
7am56°F13°C12 mph19 km/h SouthwestMostly Cloudy
8am56°F13°C12 mph20 km/h SouthCloudy
9am56°F13°C12 mph19 km/h SouthCloudy
10am55°F13°C11 mph18 km/h SouthCloudy
11am55°F13°C11 mph18 km/h SouthCloudy
12pm54°F12°C11 mph18 km/h SouthCloudy
1pm53°F12°C11 mph18 km/h SouthCloudy
2pm53°F12°C11 mph18 km/h SouthCloudy
DateLowHighWindDayNight
November 2947°F9°C56°F13°C11 mph18 km/h from SouthCloudyCloudy
November 3049°F9°C56°F13°C17 mph27 km/h from SouthwestRainDrizzle
December 142°F5°C53°F12°C13 mph22 km/h from WestPartly CloudyPartly Cloudy
December 237°F3°C46°F8°C6 mph9 km/h from NorthMostly CloudyRain
December 342°F5°C49°F9°C6 mph10 km/h from WestMostly CloudyCloudy
December 445°F7°C56°F13°C23 mph36 km/h from SouthwestDrizzleDrizzle
December 546°F8°C56°F13°C21 mph34 km/h from WestWindyWindy

Yes

Low of 49°F10°C, High of 56°F14°C
Wind: 17 mph27 km/h
Precipitation: 53% rain

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