Weather in Ireland in September Need to Know Guide Let's Go Ireland

Temperature In Ireland In September. EPA Climate Ireland Data Explorer Read on to find out more about travel and weather in Ireland, including temperatures, rainfall, humidity, and tips for September If you want to visit in September, we suggest Dublin, Killarney National Park, the Cliffs of Moher and Limerick

Visitors can expect an average high of 13°C and an average low of around 9°C The average temperature in Ireland in September is about 13 °C, which is cooler than the summer season, but still somewhat warmer than the temperatures in May

Dublin Weather by Month Temperature + Climate in 2025

Visitors can expect an average high of 13°C and an average low of around 9°C The weather in Dublin in September tends to be fairly similar to the weather in many other parts of the country (flick back up to the tables above to compare). The climate of Ireland is influenced mainly by the Atlantic Ocean

Weather in Ireland in September Need to Know Guide Let's Go Ireland. The weather in Ireland in September can bring a mix of summer and autumn, with mild weather (average 13.2°C/55.8°F) and a long-term average rainfall of 100.3 mm If you want to visit in September, we suggest Dublin, Killarney National Park, the Cliffs of Moher and Limerick

Ireland In September 2024 Weather Karyn Trenna. Climate in Ireland in september Climate in Dublin in september Temperatures During the day the temperature is mild in Greencastle at 16°C and pleasant in Drogheda at 18°C