Swim in Portstewart in february 2025What is the temperature of the sea in in february?

Average sea temperature in Portstewart in february 2025.

In february, according to seasonal norms, the sea temperature in Portstewart is:

Minimum: 46°F

Average: 47°F

Maximum: 49°F

Other useful seasonal weather averages in february:

  • Outside temperature: 41°F to 46°F
  • Most common weather: "Cloudy"
  • The wind blows at 0.6mph
  • It rains a total of 4.4in, over 9 day(s).

Should we swim in Portstewart in february?

No... The water temperature in Portstewart in february is freezing

You won't be able to swim in Portstewart in february! The water temperature is freezing, reaching as low as 46°F (and only 49°F at best)! Our advice: if you are going to Portstewart this month, plan to sightsee and forget the beach!

Note also that in february, the climate is very bad with an average outside temperature of 43°F, 4.4in of precipitation (over 9 days) and 86.83 % humidity.

Water and normal seasonal temperatures in Portstewart in february

February
Average sea temperature 47°F
Minimum sea temperature 46°F
Maximum sea temperature 49°F
Average outside temperature 45°F
Maximum outside temperature 47°F
Minimum outside temperature 41°F
Wind speed 19.9mph
Wind temperature 34°F
Precipitation 4.4in
Number of days of rain 9 jour(s)
(30%)
Humidity 87%
Visibility in kilometers 8.7km
Cloud cover 62%
Our opinion freezing swimming

Swim elsewhere in Northern Ireland in february

City Average T° Max. T° Our opinion
Belfast in february47°F49°Ffreezing swimming
Derry (Londonderry) in february48°F50°Ffreezing swimming
Portrush in february48°F49°Ffreezing swimming

Swim in Northern Ireland in february: sea temperature by city

Change units