World Resorts Ireland Cork Weather

Cork Sea Temperature in January

Average sea water temperature in January:
+48.7°F
Minimum sea water temperature in January: 51.1°F
Maximum sea water temperature in January: 46.2°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 48.6°F. The highest and lowest sea temperatures during the month were 49.8°F and 47.7°F.

Monthly sea water temperature in Cork, °F

Which Ireland resorts have warmest sea in January?

Place name January 2026 January 2025
Cork 48.6°F 48.8°F
Killarney 47.7°F 48.2°F
Dublin 45.6°F 45.9°F
Limerick 44.3°F 45.5°F

Best time for vacation in Cork

Sunniest months:
August 6 days
April 6 days
March 5 days
Warmest months:
July 65.7 °F
August 65.1 °F
June 62.5 °F
Warmest sea temp:
August 60.5 °F
July 60.4 °F
September 59.6 °F
Coldest months:
January 46.5 °F
February 48.0 °F
December 48.2 °F
Rainiest months:
December 7 days
February 6 days
October 6 days
Windiest months:
February 13.7 mph
December 13.7 mph
January 12.2 mph

Cork on a weather map

Current weather
00:31
Cork
+48°F
W 12 mph
Feels like: +43°F
Precip.: 0%
Places in Ireland:
Name
°F
Dublin
+46°F
Killarney
+48°F
Cork
+48°F
Limerick
+46°F
24 Hours Forecast
Cork
Local time: 00:31
April 07, tuesday
0300
48°F
NW
12 mph
0600
50°F
NW
11 mph
0900
52°F
W
9 mph
1200
52°F
NW
9 mph
1500
55°F
NW
8 mph
1800
57°F
N
3 mph
2100
50°F
N
3 mph
April 08, wednesday
0000
46°F
E
2 mph
Units of measurement: °C / °F