Can I swim in Dublin in September? All information about water temperature in Irish Sea in September. Historical data, comparison and analysis.
Analysis of historical data on water temperature in Dublin in September
Average temperature in Irish Sea in Dublin in September is 59°F. Water of this temperature is considered cold enough. Dipping or immersion in such water is possible only for a short time. Staying in such water for more than two hours can lead to loss of consciousness.
Minimum water temperature in Dublin in September is 55°F, maximum - 62°F. In recent years, at the beginning of the month, the temperature value here is at around 58°F, and by the end of the month the water warms up to 59°F.
Average water temperature in the first decade is 59°F, in the middle of the month - 59°F, and at the end - 59°F.
Table of water temperature values in Dublin in September in recent years
| Day | 2024 | 2023 | 2022 | 2021 |
| 1 | 59°F | 57°F | 59°F | 57°F |
| 2 | 59°F | 57°F | 59°F | 60°F |
| 3 | 59°F | 59°F | 59°F | 57°F |
| 4 | 59°F | 57°F | 59°F | 59°F |
| 5 | 59°F | 57°F | 59°F | 62°F |
| 6 | 59°F | 59°F | 59°F | 62°F |
| 7 | 59°F | 60°F | 59°F | 60°F |
| 8 | 59°F | 57°F | 59°F | 62°F |
| 9 | 59°F | 57°F | 57°F | 59°F |
| 10 | 59°F | 55°F | 59°F | 62°F |
| 11 | 60°F | 57°F | 59°F | 59°F |
| 12 | 60°F | 57°F | 59°F | 60°F |
| 13 | 62°F | 57°F | 59°F | 59°F |
| 14 | 62°F | 57°F | 59°F | 62°F |
| 15 | 60°F | 57°F | 59°F | 59°F |
| 16 | 60°F | 57°F | 57°F | 60°F |
| 17 | 59°F | 57°F | 59°F | 60°F |
| 18 | 59°F | 57°F | 59°F | 59°F |
| 19 | 57°F | 59°F | 59°F | 57°F |
| 20 | 59°F | 60°F | 59°F | 59°F |
| 21 | 59°F | 60°F | 59°F | 60°F |
| 22 | 60°F | 60°F | 57°F | 60°F |
| 23 | 59°F | 60°F | 59°F | 62°F |
| 24 | 60°F | 60°F | 57°F | 59°F |
| 25 | 57°F | 59°F | 57°F | 59°F |
| 26 | 59°F | 59°F | 57°F | 59°F |
| 27 | 57°F | 59°F | 57°F | 59°F |
| 28 | 59°F | 59°F | 59°F | 59°F |
| 29 | 57°F | 59°F | 57°F | 62°F |
| 30 | 59°F | 59°F | 57°F | 60°F |
Water temperature in neighboring resorts
Details of the water temperature today in Dublin and forecast for the next week, see the link:
seatemperature.net/current/ireland/dublin-leinster-ireland-sea-temperature
