17.05
sun
sun
Day
48°F
NE 13 mph
Precip.
100%
100%
Night
45°F
NE 5 mph
Precip.
86%
86%
18.05
mon
mon
Day
54°F
NW 7 mph
Precip.
88%
88%
Night
50°F
NW 15 mph
Precip.
100%
100%
19.05
tue
tue
Day
54°F
NE 9 mph
Precip.
100%
100%
Night
52°F
NE 13 mph
Precip.
63%
63%
20.05
wed
wed
Day
55°F
NE 7 mph
Precip.
62%
62%
Night
54°F
N 6 mph
Precip.
100%
100%
21.05
thu
thu
Day
66°F
NE 11 mph
Precip.
0%
0%
Night
55°F
N 9 mph
Precip.
0%
0%
22.05
fri
fri
Day
68°F
NE 7 mph
Precip.
0%
0%
Night
54°F
E 4 mph
Precip.
0%
0%
23.05
sat
sat
Day
64°F
W 6 mph
Precip.
0%
0%
Night
52°F
W 4 mph
Precip.
0%
0%
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 52.9°F. The highest and lowest sea temperatures during the month were 53.8°F and 51.8°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 57.5°F. The highest and lowest sea temperatures during the month were 59.9°F and 55.8°F.
Air temperature in Dublin, °F
Precipitation total in Dublin, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Dublin
Dublin on a weather map
24 Hours Forecast
Dublin
Local time: 22:06
May 18, monday
0000
45°F
NE
5 mph
5 mph
0300
43°F
NE
6 mph
6 mph
0600
41°F
E
6 mph
6 mph
0900
48°F
NE
3 mph
3 mph
1200
54°F
NW
7 mph
7 mph
1500
55°F
NW
11 mph
11 mph
1800
54°F
N
13 mph
13 mph
2100
48°F
NW
10 mph
10 mph
