Yes

you do need a jacket based on the weather in Pembroke Dock SA72, UK 1 second ago

Why? Because it's cool. Pleasantly cool, but cool!
52°F11°C & Mostly Cloudy

Wind is 4 mph7 km/h from the Southwest, gusting to 8 mph13 km/h
November 15
1pm52°F11°C5 mph8 km/h SouthwestMostly Cloudy
2pm51°F11°C5 mph8 km/h SouthwestMostly Cloudy
3pm51°F11°C5 mph8 km/h SouthwestMostly Cloudy
4pm51°F11°C6 mph9 km/h SouthwestMostly Cloudy
5pm51°F10°C5 mph9 km/h WestMostly Cloudy
6pm50°F10°C5 mph9 km/h WestMostly Cloudy
7pm50°F10°C5 mph8 km/h SouthwestPartly Cloudy
8pm50°F10°C5 mph9 km/h SouthwestMostly Cloudy
9pm50°F10°C6 mph10 km/h WestCloudy
10pm51°F11°C7 mph12 km/h WestCloudy
11pm51°F11°C8 mph12 km/h WestCloudy
November 16
12am52°F11°C8 mph12 km/h WestCloudy
DateLowHighWindDayNight
November 1447°F9°C54°F12°C4 mph7 km/h from SouthMostly CloudyMostly Cloudy
November 1546°F8°C56°F13°C10 mph17 km/h from NorthwestDrizzleMostly Cloudy
November 1646°F8°C52°F11°C15 mph24 km/h from NorthwestWindyDrizzle
November 1749°F9°C55°F13°C22 mph35 km/h from WestRainRain
November 1839°F4°C49°F9°C17 mph27 km/h from NorthwestWindyPartly Cloudy
November 1938°F3°C45°F7°C17 mph28 km/h from NorthwestWindyPartly Cloudy
November 2038°F3°C44°F7°C11 mph17 km/h from NorthPartly CloudyPartly Cloudy

Yes

Low of 46°F8°C, High of 55°F13°C
Wind: 10 mph17 km/h
Precipitation: 36% rain

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