In April, Dun Laoghaire typically sees daytime highs of 11.7°C and overnight lows around 4.7°C. Compared to the annual average high of 12.7°C, April runs -1.0°C.
April in Dun Laoghaire averages a daytime high of 11.7°C and an overnight low of 4.7°C.
April runs -1.0°C compared to Dun Laoghaire's annual average high of 12.7°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 11.7°C and cooler evenings around 4.7°C.