Donegal Sea Temperature

(Today) Dec 2015


Air temperature

°C - °C

The measurements for the sea temperature in Donegal, Ulster are provided by the daily satellite readings provided by the NOAA. The temperatures given are the surface temperature (SST) which is most relevant to recreational users.

7 day tide forecast for Donegal

  • Low 03:25am
  • High 10:33am
  • Low 05:44pm
  • High 10:58pm
  • Low 04:15am
  • High 12:36pm
  • Low 07:00pm
  • High 12:23am
  • Low 05:18am
  • High 01:47pm
  • Low 08:00pm
  • High 01:40am
  • Low 06:52am
  • High 02:41pm
  • Low 08:53pm
  • High 02:42am
  • Low 08:10am
  • High 03:27pm
  • Low 09:39pm
  • High 03:32am
  • Low 09:06am
  • High 04:05pm
  • Low 10:20pm
  • High 04:14am
  • Low 09:52am
  • High 04:39pm
  • Low 10:55pm

*These tide times are estimates based on the nearest port (Portrush, Northern Ireland) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Portrush,  Northern Ireland tide times

Average December sea temperatures

  • Max: 11.7°C / 53.1°F
  • Avg: 10.9°C / 51.6°F
  • Min: 9.9°C / 49.9°F
Donegal average sea temperature chart

These average ocean temperatures for Donegal are calculated from several years of archived data.

Map showing location of Donegal (54.65, -8.11667)

Locations nearby


Whilst sea temperatures for Donegal are as accurate as current data allows there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Donegal
CFN, Donegal, Dun na nGall, DĂșn na nGall