Weather in Ireland in September: Regions Compared
How is the weather in Ireland in September? Compare the main destinations by temperature, rain and travel score.
Where to go by month
Destinations
| City | Avg high | Avg low | Rainy days | Score |
|---|---|---|---|---|
| Dublin | 16°C | 10°C | 12 | 6.5 |
| South Dublin | 16°C | 10°C | 12 | 6.5 |
| Cork | 16°C | 10°C | 10 | 6.8 |
| Limerick | 16°C | 10°C | 13 | 6.5 |
| Galway | 17°C | 10°C | 12 | 6.6 |
| Tallaght | 16°C | 10°C | 12 | 6.5 |
| Waterford | 16°C | 12°C | 11 | 6.6 |
| Drogheda | 17°C | 11°C | 11 | 6.7 |
| Dundalk | 16°C | 10°C | 12 | 6.5 |
| Swords | 17°C | 11°C | 12 | 6.7 |
| Navan | 17°C | 10°C | 12 | 6.7 |
| Bray | 15°C | 12°C | 13 | 6.3 |
| Dún Laoghaire | 16°C | 10°C | 12 | 6.5 |
| Ennis | 17°C | 10°C | 13 | 6.5 |
| Carlow | 17°C | 9°C | 11 | 6.8 |