World Resorts Ireland Dublin Weather

Dublin Sea Temperature in May

Average sea water temperature in May:
+51.6°F
Minimum sea water temperature in May: 56.8°F
Maximum sea water temperature in May: 47.1°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 54.8°F. The highest and lowest sea temperatures during the month were 56.8°F and 50.9°F.

Monthly sea water temperature in Dublin, °F

Which Ireland resorts have warmest sea in May?

Place name May 2025 May 2024
Limerick 58.6°F 55.2°F
Killarney 58.0°F 54.8°F
Cork 57.0°F 54.6°F
Dublin 54.8°F 53.1°F

Best time for vacation in Dublin

Sunniest months:
April 7 days
January 6 days
March 6 days
Warmest months:
July 64.8 °F
August 64.3 °F
June 61.6 °F
Warmest sea temp:
August 59.7 °F
September 58.9 °F
July 58.8 °F
Coldest months:
January 44.9 °F
February 46.5 °F
December 46.6 °F
Rainiest months:
June 6 days
November 5 days
July 5 days
Windiest months:
February 13.8 mph
December 13.8 mph
January 12.9 mph

Dublin on a weather map

Current weather
23:31
Dublin
+28°F
E 9 mph
Feels like: +21°F
Precip.: 0%
Places in Ireland:
Name
°F
Dublin
+28°F
Killarney
+39°F
Cork
+37°F
Limerick
+37°F
24 Hours Forecast
Dublin
Local time: 23:31
January 01, thursday
0000
28°F
E
9 mph
0300
32°F
E
11 mph
0600
37°F
E
12 mph
0900
36°F
E
9 mph
1200
41°F
E
8 mph
1500
41°F
SE
9 mph
1800
30°F
E
8 mph
2100
30°F
E
7 mph
Units of measurement: °C / °F