Dublin Weather in August

August in Dublin brings very high temperatures, with highs of 34°C (93°F) and nights dropping to 22°C (72°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Dublin in August

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Typically, about 14 days will experience rainfall, with an average of 135 mm (5.3 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Dublin in August

In August, expect very high temperatures in Dublin, with highs of 34°C (93°F) and lows of 22°C (72°F) at night. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.

If you prefer dry days with pleasant temperatures, August may not be the ideal month to visit Dublin. Our weather planner can help you explore destinations with more pleasant weather conditions.