In April, Swansea typically sees daytime highs of 11.2°C and overnight lows around 5.2°C. Compared to the annual average high of 12.3°C, April runs -1.1°C.
April in Swansea averages a daytime high of 11.2°C and an overnight low of 5.2°C.
April runs -1.1°C compared to Swansea's annual average high of 12.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 11.2°C and cooler evenings around 5.2°C.