World Resorts Ireland Cork Weather

Cork Sea Temperature in September

Average sea water temperature in September:
+59.6°F
Minimum sea water temperature in September: 63.9°F
Maximum sea water temperature in September: 55.6°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 60.1°F. The highest and lowest sea temperatures during the month were 62.8°F and 58.3°F.

Monthly sea water temperature in Cork, °F

Which Ireland resorts have warmest sea in September?

Place name September 2025 September 2024
Cork 60.1°F 59.4°F
Dublin 59.9°F 58.7°F
Limerick 59.7°F 60.2°F
Killarney 59.7°F 59.4°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
23:09
Cork
+50°F
SE 4 mph
Feels like: +50°F
Precip.: 89%
Places in Ireland:
Name
°F
Dublin
+54°F
Killarney
+48°F
Cork
+50°F
Limerick
+50°F
24 Hours Forecast
Cork
Local time: 23:09
June 08, monday
0000
50°F
SE
4 mph
0300
48°F
SE
5 mph
0600
43°F
E
5 mph
0900
52°F
E
10 mph
1200
57°F
E
12 mph
1500
55°F
E
17 mph
1800
55°F
E
17 mph
2100
50°F
E
14 mph
Units of measurement: °C / °F