No

you don't need a jacket based on the weather in Swansea SA1 4QX, UK 1 second ago

69°F20°C & Partly Cloudy

Wind is 9 mph15 km/h from the West, gusting to 19 mph30 km/h
August 2
10am69°F20°C10 mph16 km/h WestPartly Cloudy
11am69°F21°C11 mph18 km/h WestPartly Cloudy
12pm69°F20°C12 mph19 km/h WestMostly Clear
1pm68°F20°C12 mph19 km/h WestMostly Clear
2pm67°F19°C10 mph17 km/h WestMostly Clear
3pm65°F18°C9 mph15 km/h WestMostly Clear
4pm63°F17°C8 mph12 km/h WestPartly Cloudy
5pm61°F16°C7 mph11 km/h WestMostly Cloudy
6pm60°F16°C6 mph10 km/h WestMostly Cloudy
7pm59°F15°C5 mph8 km/h WestMostly Cloudy
8pm58°F15°C4 mph6 km/h WestMostly Cloudy
9pm59°F15°C3 mph5 km/h WestCloudy
DateLowHighWindDayNight
August 150°F10°C69°F21°C6 mph10 km/h from WestPartly CloudyMostly Cloudy
August 258°F15°C72°F22°C10 mph17 km/h from WestDrizzleCloudy
August 358°F14°C69°F21°C18 mph29 km/h from WestRainMostly Clear
August 454°F12°C67°F19°C15 mph24 km/h from NorthwestWindyPartly Cloudy
August 553°F12°C67°F20°C6 mph10 km/h from SouthwestMostly CloudyCloudy
August 658°F15°C68°F20°C12 mph20 km/h from SouthwestDrizzleMostly Cloudy
August 757°F14°C66°F19°C12 mph19 km/h from WestMostly CloudyMostly Cloudy

Yes

Low of 58°F15°C, High of 72°F22°C
Wind: 10 mph17 km/h
Precipitation: 37% rain

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