Weather In September Ireland. Irish weather forecast Charts show temperatures over 20C during 'proper warm' spell next week Weather in September in Ireland can be unpredictable The days are still nice and long with the sun rising at 06:41 and it setting at 20:14 at the beginning of the month.
Ireland's weather our seasons, climate, and when to visit from www.ireland.com
Is September the best time to visit Ireland? In our opinion, September is a good time to visit Ireland with overall pleasant weather in Dublin However, the chances are you will still be able to enjoy the milder temperatures of late summer
Ireland's weather our seasons, climate, and when to visit
On average, the best time to visit Ireland is in July and August with generally perfect weather in Dublin Temperature: Average daily temperatures range from lows of 10°C (50°F) to highs of 17°C (63°F).; Rainfall: Varies by region; for example, Kilkenny averages 69 mm (2.7 inches), while Kincasslagh sees about 144 mm (5.7 inches).; Wind Speed: September experiences moderate winds, with average speeds around 25 km/h (15.5 mph). It's worth noting that weather conditions might differ depending on the location you visit
Weather in Ireland in September Need to Know Guide Let's Go Ireland. On average, the best time to visit Ireland is in July and August with generally perfect weather in Dublin 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).
Ireland Weather in September 2025 Travel Tips for FirstTimers. It feels slightly cooler than the actual temperatures, with an average "feels like" temperature of 14.6°C (58.3°F) At the beginning of September, the weather in Ireland is generally mild and pleasant, with average temperatures ranging from 14 ° to 17 °.