Best Time to Visit Swansea
Best time: Jul, Jun, Aug, May.
Jul is warmest (20.8°C high); Nov is rainiest (123 mm).
Swansea weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 8.1 | 3 | 114 | 1.2 |
| Feb | 7.9 | 2.7 | 80 | 2.2 |
| Mar | 9.9 | 3.9 | 85 | 3.9 |
| Apr | 12.6 | 5.2 | 65 | 6.3 |
| May | 16 | 8.3 | 63 | 8.1 |
| Jun | 18.7 | 11.1 | 69 | 8.6 |
| Jul | 20.8 | 13.4 | 68 | 8 |
| Aug | 20.5 | 13.1 | 86 | 6.8 |
| Sep | 17.8 | 11.1 | 94 | 4.9 |
| Oct | 14.5 | 8.5 | 111 | 2.8 |
| Nov | 11 | 5.6 | 123 | 1.5 |
| Dec | 9.2 | 4 | 117 | 0.9 |
Average high temperature
Best months by activity
Overall: JulJunAugMay
Beaches: Jul
Hiking: MayJunJulApr
Sightseeing: JunJulMayAug
Swansea quick facts
What to pack
Cold months (Jan, Feb, Mar, Dec): warm layers and a coat.
Wet months (Jan, Sep, Oct, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Swansea?
Jul, Jun, Aug, May.
What is the rainiest month?
Nov, about 123 mm.
What is the warmest month?
Jul, with average highs of 20.8°C.
Where to stay
See Swansea hotels · Book Swansea tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.