Measurements:
°C
°F
CURRENT WEATHER
22:13
Dublin
52°F
E 11 mph
Feels like: 48°F
Precip: 22%
World Resorts Ireland Dublin Weather

7 Day Weather Forecast

09.08
tue
DAY
54°F
E 16 mph
precip
18%
NIGHT
48°F
E 9 mph
precip
26%
09.09
wed
DAY
58°F
E 8 mph
precip
15%
NIGHT
52°F
NE 5 mph
precip
24%
09.10
thu
DAY
66°F
NE 12 mph
precip
16%
NIGHT
58°F
E 9 mph
precip
44%
09.11
fri
DAY
58°F
E 7 mph
precip
13%
NIGHT
50°F
NE 5 mph
precip
28%
09.12
sat
DAY
60°F
NE 8 mph
precip
44%
NIGHT
60°F
E 9 mph
precip
24%
09.13
sun
DAY
64°F
NW 2 mph
precip
19%
NIGHT
58°F
NE 6 mph
precip
13%
09.14
mon
DAY
72°F
NE 8 mph
precip
4%
NIGHT
66°F
NE 11 mph
precip
10%

Dublin Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Dublin was 15.5°F. The maximum and minimum values were 14.7°F and 16.4°F respectively.

Dublin on the Weather Map

Best Time to Visit Dublin
The most sunny months:
April 7 days
September 6 days
March 6 days
The most warm months:
July 66.6 °F
August 66.0 °F
June 63.0 °F
Warmest sea temperature:
August 61.0 °F
July 60.0 °F
September 59.9 °F
The most cold months:
January 44.2 °F
February 46.1 °F
December 46.3 °F
The most rainy months:
November 5 days
June 5 days
July 5 days
The most windy months:
December 14 mph
February 13 mph
January 12 mph
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