Swimming in Dundalk in august 2025: Average sea temperature in august and tide times in august 2025
Average sea temperature in Dundalk in august 2025.
In august, according to seasonal norms, the sea temperature in Dundalk is:
Minimum: 58°F
Average: 59°F
Maximum: 60°F
Other useful seasonal weather averages in august:
- Outside temperature: 53°F to 64°F
- Most common weather: "Cloudy"
- The wind blows at 6.8mph
- It rains a total of 2.7in, over 3 day(s).
Should we swim in Dundalk in august?
No... The water temperature in Dundalk in august is freezing
You won't be able to swim in Dundalk in august! The water temperature is freezing, reaching as low as 58°F (and only 60°F at best)! Our advice: if you are going to Dundalk this month, plan to sightsee and forget the beach!
Note also that in august, the climate is tolerable with an average outside temperature of 58°F, 2.7in of precipitation (over 3 days) and 95.5 % humidity.
Water and normal seasonal temperatures in Dundalk in august
| August | |||
| Average sea temperature | 59°F | ||
| Minimum sea temperature | 58°F | ||
| Maximum sea temperature | 60°F | ||
| Average outside temperature | 59°F | ||
| Maximum outside temperature | 65°F | ||
| Minimum outside temperature | 54°F | ||
| Wind speed | 11.8mph | ||
| Wind temperature | 52°F | ||
| Precipitation | 2.7in | ||
| Number of days of rain | 3 jour(s) (11%) | ||
| Humidity | 96% | ||
| Visibility in kilometers | 7.86km | ||
| Cloud cover | 64% | ||
| Our opinion | freezing swimming |
Chart of the tides in august 2025
Tide times in august 2025 in Dundalk
Swim elsewhere in Ireland in august
| City | Average T° | Min. T° | Max. T° | Our opinion | Dublin in august | 59°F | 61°F | cold swimming | Cork in august | 62°F | 65°F | cold swimming | Galway in august | 60°F | 63°F | cold swimming | Belmullet in august | 60°F | 62°F | cold swimming | Connemara National Park in august | 60°F | 62°F | cold swimming | Dingle in august | 61°F | 63°F | cold swimming | Dungloe in august | 59°F | 61°F | freezing swimming | Killybegs in august | 59°F | 61°F | freezing swimming | Letterkenny in august | 59°F | 61°F | freezing swimming | Achill Island in august | 60°F | 62°F | cold swimming | Cliffs of Moher in august | 61°F | 63°F | cold swimming | Donegal in august | 59°F | 61°F | freezing swimming | Waterford in august | 62°F | 64°F | cold swimming | Wexford in august | 60°F | 62°F | cold swimming | Sligo in august | 59°F | 61°F | cold swimming | Westport in august | 60°F | 62°F | cold swimming |