Click on a day for an hourly weather forecast
The temperatures in Swansea in April are usually low and can range between 11°C and 17°C.
The wather in Swansea in April can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Swansea in April 2025.
If you’re planning to visit Swansea in the near future, we highly recommend that you review the 14 day weather forecast for Swansea before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 21° / 13° | 3 | 28 | 0 | 78 mm | Good | Swansea in January |
| February | 20° / 13° | 4 | 25 | 0 | 77 mm | Good | Swansea in February |
| March | 19° / 13° | 4 | 27 | 0 | 99 mm | Good | Swansea in March |
| April | 17° / 11° | 2 | 28 | 0 | 46 mm | Good | Swansea in April |
| May | 15° / 9° | 3 | 28 | 0 | 60 mm | Good | Swansea in May |
| June | 13° / 7° | 4 | 26 | 0 | 79 mm | Ok | Swansea in June |
| July | 12° / 6° | 3 | 28 | 0 | 52 mm | Ok | Swansea in July |
| August | 13° / 6° | 4 | 27 | 0 | 83 mm | Ok | Swansea in August |
| September | 14° / 7° | 3 | 27 | 0 | 75 mm | Good | Swansea in September |
| October | 16° / 8° | 3 | 28 | 0 | 68 mm | Good | Swansea in October |
| November | 18° / 10° | 4 | 26 | 0 | 94 mm | Good | Swansea in November |
| December | 19° / 11° | 3 | 28 | 0 | 70 mm | Good | Swansea in December |