Swansea weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Fair
Best time to visit: June – September
What is the weather like in Swansea in April?
In April, Swansea is cool: daytime highs average 12 °C, and nights cool down to about 6 °C. The sea averages 9.4 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 67 mm in total. All in all, April is a so-so month for a holiday in Swansea.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 13 h 49 min06:22 – 20:10
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 24 km/haverage daily peakAll months
- Cloud cover
- 63 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+1Europe/London
How the score comes together
- Temperatureweight 50 %40 %
- Sunshineweight 20 %53 %
- Few rainy daysweight 30 %45 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in April
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Swansea in April: quick answers
Is Swansea hot in April?
No. In April, Swansea is cool: daytime highs average 12 °C and nights drop to about 6 °C.
Can you swim in Swansea in April?
Only if you don't mind cold water: in April the sea averages just 9.4 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Swansea in April?
Rain is frequent, with about 12 rainy days and 67 mm in total.
Swansea month by month
The whole year in SwanseaAll destinations: United KingdomWhere to go in AprilSea temperature in April
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences