Swimming in Derry (Londonderry) in december 2024: Average sea temperature in december and tide times in december 2024

Average sea temperature in Derry (Londonderry) in december 2024.

In december, according to seasonal norms, the sea temperature in Derry (Londonderry) is:

Minimum: 50°F

Average: 52°F

Maximum: 54°F

Other useful seasonal weather averages in december:

  • Outside temperature: 39°F to 45°F
  • Most common weather: "Cloudy"
  • The wind blows at -0mph
  • It rains a total of 2.2in, over 3 day(s).

Should we swim in Derry (Londonderry) in december?

No... The water temperature in Derry (Londonderry) in december is freezing

You won't be able to swim in Derry (Londonderry) in december! The water temperature is freezing, reaching as low as 50°F (and only 54°F at best)! Our advice: if you are going to Derry (Londonderry) this month, plan to sightsee and forget the beach!

Note also that in december, the climate is very bad with an average outside temperature of 42°F, 2.2in of precipitation (over 3 days) and 91.33 % humidity.

Water and normal seasonal temperatures in Derry (Londonderry) in december

December
Average sea temperature 52°F
Minimum sea temperature 50°F
Maximum sea temperature 54°F
Average outside temperature 43°F
Maximum outside temperature 45°F
Minimum outside temperature 40°F
Wind speed 14.9mph
Wind temperature 32°F
Precipitation 2.2in
Number of days of rain 3 jour(s)
(9%)
Humidity 92%
Visibility in kilometers 8.55km
Cloud cover 66%
Our opinion freezing swimming

Chart of the tides in december 2024

Tide times in december 2024 in Derry (Londonderry)

Swim elsewhere in Northern Ireland in december

City Average T° Max. T° Our opinion
Belfast in december51°F54°Ffreezing swimming
Portrush in december52°F53°Ffreezing swimming
Portstewart in december51°F54°Ffreezing swimming

Swim in Northern Ireland in december: sea temperature by city

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