Yes

you do need a jacket based on the weather in Plymouth, UK 17 minutes ago

Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
42°F6°C & Cloudy

Wind is 10 mph16 km/h from the East, gusting to 18 mph29 km/h
January 10
8pm42°F6°C10 mph17 km/h SoutheastCloudy
9pm42°F5°C9 mph15 km/h SoutheastCloudy
10pm42°F5°C9 mph15 km/h SoutheastCloudy
11pm41°F5°C9 mph15 km/h SoutheastCloudy
January 11
12am41°F5°C8 mph13 km/h SoutheastDrizzle
1am41°F5°C8 mph13 km/h EastCloudy
2am41°F5°C8 mph13 km/h EastCloudy
3am41°F5°C9 mph14 km/h SoutheastCloudy
4am41°F5°C8 mph13 km/h SoutheastCloudy
5am42°F6°C7 mph12 km/h SoutheastCloudy
6am43°F6°C8 mph13 km/h SoutheastMostly Cloudy
7am45°F7°C8 mph13 km/h SoutheastMostly Cloudy
DateLowHighWindDayNight
January 1041°F5°C46°F8°C7 mph12 km/h from SoutheastMostly CloudyMostly Cloudy
January 1142°F6°C47°F9°C9 mph14 km/h from SouthPartly CloudyCloudy
January 1242°F6°C47°F9°C11 mph18 km/h from SouthCloudyCloudy
January 1344°F7°C50°F10°C4 mph7 km/h from SouthwestMostly CloudyPartly Cloudy
January 1442°F5°C52°F11°C4 mph7 km/h from SouthwestMostly ClearPartly Cloudy
January 1544°F7°C51°F11°C7 mph12 km/h from SouthPartly CloudyMostly Cloudy
January 1645°F7°C50°F10°C9 mph14 km/h from SouthMostly CloudyPartly Cloudy

Yes

Low of 43°F6°C, High of 47°F9°C
Wind: 9 mph14 km/h
Precipitation: None

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