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 13.9 mph
December 13.7 mph
January 12.2 mph

Cork on a weather map

Current weather
20:08
Cork
+50°F
N 14 mph
Feels like: +45°F
Precip.: 100%
Places in Ireland:
Name
°F
Dublin
+52°F
Killarney
+50°F
Cork
+50°F
Limerick
+52°F
24 Hours Forecast
Cork
Local time: 20:08
February 24, tuesday
2100
50°F
N
14 mph
February 25, wednesday
0000
50°F
N
13 mph
0300
50°F
N
11 mph
0600
50°F
N
8 mph
0900
50°F
N
4 mph
1200
50°F
NE
2 mph
1500
52°F
NE
7 mph
1800
48°F
NE
9 mph
Units of measurement: °C / °F