Average sea water temperature in September:
+59.5°F
| Minimum sea water temperature in September: | 64.8°F |
| Maximum sea water temperature in September: | 56.1°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 61.7°F. The highest and lowest sea temperatures during the month were 64.0°F and 60.1°F.
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Monthly sea water temperature in Limerick, °F
Which Ireland resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Limerick | 61.7°F | 59.7°F |
| Killarney | 61.7°F | 59.7°F |
| Dublin | 61.4°F | 59.9°F |
| Cork | 61.4°F | 60.1°F |
Best time for vacation in Limerick
Limerick on a weather map
24 Hours Forecast
Limerick
Local time: 05:22
October 09, friday
0600

59°F
E
20 mph
20 mph
0900

52°F
E
17 mph
17 mph
1200

54°F
E
16 mph
16 mph
1500

55°F
E
19 mph
19 mph
1800

52°F
E
21 mph
21 mph
2100

52°F
E
18 mph
18 mph
October 10, saturday
0000

50°F
E
16 mph
16 mph
0300

52°F
E
16 mph
16 mph

























