Swimming in Donegal in may 2025: Average sea temperature in may and tide times in may 2025
Average sea temperature in Donegal in may 2025.
In may, according to seasonal norms, the sea temperature in Donegal is:
Minimum: 51°F
Average: 52°F
Maximum: 54°F
Other useful seasonal weather averages in may:
- Outside temperature: 47°F to 56°F
- Most common weather: "Moderate rain at times"
- The wind blows at 3.7mph
- It rains a total of 4.9in, over 8 day(s).
Should we swim in Donegal in may?
No... The water temperature in Donegal in may is freezing
You won't be able to swim in Donegal in may! The water temperature is freezing, reaching as low as 51°F (and only 54°F at best)! Our advice: if you are going to Donegal this month, plan to sightsee and forget the beach!
Note also that in may, the climate is tolerable with an average outside temperature of 52°F, 4.9in of precipitation (over 8 days) and 90.04 % humidity.
Water and normal seasonal temperatures in Donegal in may
| May | |||
| Average sea temperature | 52°F | ||
| Minimum sea temperature | 51°F | ||
| Maximum sea temperature | 54°F | ||
| Average outside temperature | 52°F | ||
| Maximum outside temperature | 58°F | ||
| Minimum outside temperature | 49°F | ||
| Wind speed | 13.7mph | ||
| Wind temperature | 43°F | ||
| Precipitation | 4.9in | ||
| Number of days of rain | 8 jour(s) (26%) | ||
| Humidity | 91% | ||
| Visibility in kilometers | 8.58km | ||
| Cloud cover | 61% | ||
| Our opinion | freezing swimming |
Chart of the tides in may 2025
Tide times in may 2025 in Donegal
Swim elsewhere in Ireland in may
| City | Average T° | Min. T° | Max. T° | Our opinion | Dublin in may | 51°F | 53°F | freezing swimming | Cork in may | 53°F | 56°F | freezing swimming | Galway in may | 53°F | 55°F | freezing swimming | Belmullet in may | 53°F | 55°F | freezing swimming | Connemara National Park in may | 53°F | 55°F | freezing swimming | Dingle in may | 54°F | 55°F | freezing swimming | Dundalk in may | 51°F | 52°F | freezing swimming | Dungloe in may | 52°F | 54°F | freezing swimming | Killybegs in may | 52°F | 53°F | freezing swimming | Letterkenny in may | 51°F | 53°F | freezing swimming | Achill Island in may | 53°F | 55°F | freezing swimming | Cliffs of Moher in may | 53°F | 55°F | freezing swimming | Waterford in may | 53°F | 55°F | freezing swimming | Wexford in may | 52°F | 54°F | freezing swimming | Sligo in may | 52°F | 54°F | freezing swimming | Westport in may | 53°F | 55°F | freezing swimming |