In June, Dun Laoghaire typically sees daytime highs of 17.5°C and overnight lows around 10.0°C. Compared to the annual average high of 12.7°C, June runs +4.8°C.
June in Dun Laoghaire averages a daytime high of 17.5°C and an overnight low of 10.0°C.
June runs +4.8°C compared to Dun Laoghaire's annual average high of 12.7°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 17.5°C and cooler evenings around 10.0°C.