Best time to visit · Swansea

🗓️ Swansea is comfortable much of the year.

Typical monthly temperature, humidity and rainfall.

Jan5°💧 85%🌧️ 152mm

Feb7°💧 85%🌧️ 138mm

Mar8°💧 80%🌧️ 122mm

Apr9°💧 75%🌧️ 83mm

May13°💧 77%🌧️ 111mm

Jun15°💧 78%🌧️ 90mm

Jul17°💧 79%🌧️ 116mm

Aug17°💧 78%🌧️ 108mm

Sep15°💧 82%🌧️ 173mm

Oct13°💧 84%🌧️ 198mm

Nov9°💧 85%🌧️ 171mm

Dec8°💧 86%🌧️ 214mm

Source: Open-Meteo · Last checked Jul 11, 2026