Swimming in Donegal in october 2025: Average sea temperature in october and tide times in october 2025

Average sea temperature in Donegal in october 2025.

In october, according to seasonal norms, the sea temperature in Donegal is:

Minimum: 54°F

Average: 56°F

Maximum: 58°F

Other useful seasonal weather averages in october:

  • Outside temperature: 47°F to 55°F
  • Most common weather: "Moderate rain at times"
  • The wind blows at 4.4mph
  • It rains a total of 5.8in, over 9 day(s).

Should we swim in Donegal in october?

No... The water temperature in Donegal in october is freezing

You won't be able to swim in Donegal in october! The water temperature is freezing, reaching as low as 54°F (and only 58°F at best)! Our advice: if you are going to Donegal this month, plan to sightsee and forget the beach!

Note also that in october, the climate is bad with an average outside temperature of 51°F, 5.8in of precipitation (over 9 days) and 91.2 % humidity.

Water and normal seasonal temperatures in Donegal in october

October
Average sea temperature 56°F
Minimum sea temperature 54°F
Maximum sea temperature 58°F
Average outside temperature 52°F
Maximum outside temperature 56°F
Minimum outside temperature 49°F
Wind speed 13.7mph
Wind temperature 45°F
Precipitation 5.8in
Number of days of rain 9 jour(s)
(30%)
Humidity 92%
Visibility in kilometers 8.6km
Cloud cover 66%
Our opinion freezing swimming

Chart of the tides in october 2025

Tide times in october 2025 in Donegal

Swim elsewhere in Ireland in october

City Average T° Max. T° Our opinion
Dublin in october58°F60°Ffreezing swimming
Cork in october58°F61°Ffreezing swimming
Galway in october57°F60°Ffreezing swimming
Belmullet in october57°F60°Ffreezing swimming
Connemara National Park in october57°F60°Ffreezing swimming
Dingle in october58°F60°Ffreezing swimming
Dundalk in october58°F59°Ffreezing swimming
Dungloe in october56°F59°Ffreezing swimming
Killybegs in october56°F59°Ffreezing swimming
Letterkenny in october56°F59°Ffreezing swimming
Achill Island in october57°F60°Ffreezing swimming
Cliffs of Moher in october58°F60°Ffreezing swimming
Waterford in october58°F61°Ffreezing swimming
Wexford in october58°F60°Ffreezing swimming
Sligo in october56°F59°Ffreezing swimming
Westport in october57°F60°Ffreezing swimming

Swim in Ireland in october: sea temperature by city

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