August weather forecast
Ireland

August in Ireland continues the summer season, with average temperatures ranging from 14°C (57.2°F) to 19°C (66.2°F). Although marginally cooler than July, August still offers warm and pleasant weather. The possibility of temperatures dropping below freezing is almost nonexistent.

In comparison with July, August experiences slightly cooler days, indicating the gradual transition from summer to autumn. Daylight hours start to decrease, with approximately 15 hours of daylight per day towards the end of the month. The duration of sunshine also decreases, with Dublin typically recording about 180 hours of sunshine throughout August.

Rainfall in August averages between 70mm (2.76") and 80mm (3.15"), indicating a slight increase from July. The distribution of rainfall remains consistent, with western regions receiving more than the east. Wind conditions remain generally mild, but the western coastal areas can experience occasional windy days due to Atlantic influence.

Sea temperatures around Ireland's coast peak in August, averaging between 15°C (59°F) and 16°C (60.8°F), before they begin their descent in the following months. The coastal regions continue to enjoy a milder climate due to the moderating effect of the ocean.

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• Dublin - August »
  The month with the warmest seawater in Dublin, Ireland, is August, with an average sea temperature of 14.9°C (58.8°F). August is the month with the warmest seawater in Dublin, with an average sea temperature of 14.9°C (58.8°F).
• Cork - August »
  August is the month with the warmest seawater in Cork, with an average sea temperature of 16.4°C (61.5°F). In the month of August, the average temperature in Cork dips to a cool 11°C (51.8°F) during the night.
• Galway - August »
  August is the month with the warmest seawater in Galway, with an average sea temperature of 15.4°C (59.7°F). With an average sea temperature of 15.4°C (59.7°F), August is the month with the warmest seawater in Galway.
• Limerick - August »
  In Limerick during August, the rain falls for 22.5 days and regularly aggregates up to 60mm (2.36") of precipitation. On the first day of August in Limerick, sunrise is at 5:54 am and sunset at 9:26 pm.
• Waterford - August »
  With an average sea temperature of 16°C (60.8°F), August is the month with the warmest seawater in Waterford. In Waterford, Ireland, during August, the rain falls for 9.7 days and regularly aggregates up to 76mm (2.99") of precipitation.
• Drogheda - August »
  The months of July and August are noted for their peak temperatures in Drogheda, with an average high-temperature of 16.8°C (62.2°F). The month with the warmest seawater in Drogheda, Ireland, is August, with an average sea temperature of 14.8°C (58.6°F).
• Dundalk - August »
  On the first day of August in Dundalk, Ireland, sunrise is at 5:40 am and sunset at 9:23 pm. In Dundalk, Ireland, in August, during 11.8 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
• Swords - August »
  August continues the trend of warm summer months in Swords, while aligning itself as the wettest month of the year, showcasing a significant 73mm (2.87") average rainfall. During August, Swords records an average high-temperature of a still enjoyable 19.2°C (66.6°F), marking a slight divergence from July's 19.5°C (67.1°F).
• Bray - August »
  With an average sea temperature of 14.9°C (58.8°F), August is the month with the warmest seawater in Bray. With an average sea temperature of 14.9°C (58.8°F), August is the month with the warmest seawater in Bray.
• Kilkenny - August »
  On the first day of August in Kilkenny sunrise is at 5:49 am and sunset at 9:21 pm. August continues to uphold the warm summer weather in Kilkenny, with average temperatures almost identical to those seen in July.
• Ennis - August »
  In Ennis in August, it is raining for 18.7 days, with typically 39mm (1.54") of accumulated precipitation. August is the month with the most rainfall in Ennis, Ireland.