Dun Laoghaire Weather Conditions
Current Temperature Level
13 °C
19 AQI
Air quality index is: Good
Last Updated: 2025-09-19 21:00 (Local Time)
MapDun Laoghaire
Dun Laoghaire Weather Parameters
4 km/h
1 m/s
40° NE
75 %
10 km
0.56 mm
1011 mb
UV Index0
Suggestions for
TodayDun Laoghaire19 Sep.
Hydration• Stay Hydrated
Clothing• More Layered
Driving• Drive Safely
Sunscreen• ApplyTrending in Ireland
India Floods 2025: How Waterlogging Is Creating a Hidden Air Pollution Crisis?
Dun Laoghaire 10-Days Weather Forecast
Today
15°C
94 %Saturday
11°C84 %Sunday
8°C73 %Monday
7°C76 %Tuesday
8°C76 %Wednesday
8°C81 %Thursday
10°C81 %Friday
12°C81 %Saturday
12°C83 %Sunday
11°C85 %Moderate rain
Steady moderate rain with an expected temperature of 15 °C with 94% humidity and winds at 18 km/h.16°C / 12°C
Humi.94 %
Prec.17.45 mm
Sunrise
07:06 AM12hrs 25min
Sunset
07:31 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Cloudy
17 °C
87 %
0
18 kmph / SSW
Cloudy 
Feels 17.2 °C
Cover 83 %
Visibility 10 km
1 AM
Patchy rain nearby
17 °C
89 %
0
16.6 kmph / SSW
Patchy rain nearbyFeels 16.7 °C
Cover 95 %
Visibility 10 km
2 AM
Light drizzle
17 °C
90 %
0
15.8 kmph / SSW
Light drizzleFeels 16.8 °C
Cover 100 %
Visibility 2 km
3 AM
Light rain
17 °C
93 %
0
14.8 kmph / SSW
Light rainFeels 16.5 °C
Cover 82 %
Visibility 9 km
4 AM
Light drizzle
16 °C
92 %
0
17.6 kmph / SSW
Light drizzleFeels 16.3 °C
Cover 94 %
Visibility 2 km
5 AM
Light rain shower
16 °C
92 %
0
11.9 kmph / SSW
Light rain showerFeels 16.1 °C
Cover 60 %
Visibility 10 km
6 AM
Patchy rain nearby
16 °C
92 %
0
12.6 kmph / SSW
Patchy rain nearbyFeels 15.9 °C
Cover 100 %
Visibility 10 km
7 AM
Patchy rain nearby
16 °C
90 %
0
16.2 kmph / SSW
Patchy rain nearbyFeels 16.1 °C
Cover 100 %
Visibility 10 km
8 AM
Patchy rain nearby
16 °C
89 %
0.1
15.1 kmph / SSW
Patchy rain nearbyFeels 16.2 °C
Cover 100 %
Visibility 10 km
9 AM
Mist
16 °C
96 %
0.4
5 kmph / W
MistFeels 15.5 °C
Cover 100 %
Visibility 2 km
10 AM
Light rain shower
15 °C
96 %
0.4
2.9 kmph / W
Light rain showerFeels 15.4 °C
Cover 100 %
Visibility 10 km
11 AM
Light rain
16 °C
92 %
0.4
3.6 kmph / W
Light rainFeels 15.8 °C
Cover 100 %
Visibility 9 km
12 PM
Light rain
15 °C
95 %
0.3
4 kmph / WNW
Light rainFeels 15.4 °C
Cover 100 %
Visibility 9 km
1 PM
Moderate rain
15 °C
97 %
0.3
6.1 kmph / WNW
Moderate rainFeels 15.1 °C
Cover 100 %
Visibility 7 km
2 PM
Light rain
14 °C
98 %
0.2
5 kmph / NNW
Light rainFeels 14.8 °C
Cover 100 %
Visibility 9 km
3 PM
Light rain shower
14 °C
97 %
0.2
7.9 kmph / NW
Light rain showerFeels 13.9 °C
Cover 100 %
Visibility 10 km
4 PM
Mist
14 °C
96 %
0.2
6.8 kmph / NW
MistFeels 13.5 °C
Cover 100 %
Visibility 2 km
5 PM
Mist
13 °C
95 %
0.4
6.1 kmph / WNW
MistFeels 13.3 °C
Cover 100 %
Visibility 2 km
6 PM
Light rain shower
13 °C
96 %
0.2
5 kmph / WNW
Light rain showerFeels 13.2 °C
Cover 100 %
Visibility 10 km
7 PM
Patchy rain nearby
13 °C
95 %
0
0.7 kmph / S
Patchy rain nearbyFeels 12.7 °C
Cover 100 %
Visibility 10 km
8 PM
Moderate rain
12 °C
97 %
0
7.2 kmph / NW
Moderate rainFeels 12 °C
Cover 100 %
Visibility 7 km
9 PM
Partly cloudy
13 °C
94 %
0
3.6 kmph / NE
Partly cloudyFeels 12.1 °C
Cover 75 %
Visibility 10 km
10 PM
Light drizzle
12 °C
96 %
0
5.8 kmph / N
Light drizzleFeels 11.9 °C
Cover 100 %
Visibility 2 km
11 PM
Light rain
12 °C
95 %
0
4.7 kmph / WNW
Light rainFeels 11.9 °C
Cover 89 %
Visibility 9 km
Today
15°C94 %Saturday
11°C84 %Sunday
8°C73 %Monday
7°C76 %Tuesday
8°C76 %Wednesday
8°C81 %Thursday
10°C81 %Friday
12°C81 %Saturday
12°C83 %Sunday
11°C85 %Temp12 °C
ConditionLight drizzle
Humidity96 %
Feels11.9 °C
Cover100 %
Visibility2 km
Wind Speed & Dir.5.8 kmph / N
UV0
Dun Laoghaire 30-Days (September 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Mon.
16°10 °C
2Tue.
18°8 °C
3Wed.
16°9 °C
4Thu.
17°8 °C
5Fri.
18°9 °C
6Sat.
18°12 °C
7Sun.
17°10 °C
8Mon.
17°7 °C
9Tue.
15°11 °C
10Wed.
16°10 °C
11Thu.
14°10 °C
12Fri.
15°8 °C
13Sat.
15°8 °C
14Sun.
17°7 °C
15Mon.
14°12 °C
16Tue.
16°9 °C
17Wed.
19°11 °C
18Thu.
20°10 °C
19Today
16°12 °C
20Sat.
15°8 °C
21Sun.
13°3 °C
22Mon.
13°2 °C
23Tue.
13°4 °C
24Wed.
15°6 °C
25Thu.
14°7 °C
26Fri.
15°8 °C
27Sat.
15°10 °C
28Sun.
14°9 °C
29Mon.
15°9 °C
30Tue.
14°9 °C
SeptemberWeather Overview
No. of days:
Sunny
4
Cloudy
1
Rainy
25
Snowy
0
The monthly weather averages in Dun Laoghaire consist of 4 sunny days, 1 cloudy days, 25 rainy days, and 0 snowy days.
Ireland's Hottest Cities - September 2025
1.
Wexford, Ireland
Light rain
98%
0
9.7 kmph / SW
2.
Captains Cove, Ireland
Partly Cloudy
77%
0
18.4 kmph / SW
3.
Limerick, Ireland
Light rain
88%
0
4.7 kmph / NNW
4.
Nenagh, Ireland
Light rain
88%
0
3.6 kmph / NW
5.
Tralee, Ireland
Light rain
88%
0
4.3 kmph / WSW
6.
Lifford, Ireland
Clear
77%
0
5.8 kmph / S
7.
Galway, Ireland
Light rain
88%
0
9.7 kmph / W
8.
Shannon, Ireland
Light rain
88%
0
3.6 kmph / NW
9.
Donegal, Ireland
Partly Cloudy
77%
0
22.3 kmph / SW
10.
Ennis, Ireland
Light rain
88%
0
10.8 kmph / WSW
Last Updated: 19 Sept 2025, 08:26 PM
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