Average sea water temperature in May:
+53.2°F
| Minimum sea water temperature in May: | 59.4°F |
| Maximum sea water temperature in May: | 48.9°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 54.6°F. The highest and lowest sea temperatures during the month were 58.3°F and 52.9°F.
Monthly sea water temperature in Cork, °F
Which Ireland resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Limerick | 55.0°F | 58.6°F |
| Killarney | 54.8°F | 58.0°F |
| Cork | 54.6°F | 57.0°F |
| Dublin | 53.8°F | 54.8°F |
Best time for vacation in Cork
Cork on a weather map
24 Hours Forecast
Cork
Local time: 13:05
August 21, friday
1500

61°F
S
12 mph
12 mph
1800

59°F
S
9 mph
9 mph
2100

54°F
SE
7 mph
7 mph
August 22, saturday
0000

52°F
S
7 mph
7 mph
0300

46°F
SE
6 mph
6 mph
0600

45°F
SE
5 mph
5 mph
0900

52°F
S
6 mph
6 mph
1200

63°F
S
6 mph
6 mph



























