Dun Laoghaire Weather Conditions
Current Temperature Level
10 °C
18 AQI
Air quality index is: Good
Last Updated: 2025-09-20 21:30 (Local Time)
MapDun Laoghaire
Dun Laoghaire Weather Parameters
21 km/h
9 m/s
328° NNW
75 %
10 km
0 mm
1011 mb
UV Index0
Suggestions for
TodayDun Laoghaire20 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
11°C
84 %Sunday
8°C73 %Monday
7°C76 %Tuesday
8°C76 %Wednesday
8°C81 %Thursday
10°C81 %Friday
12°C81 %Saturday
12°C83 %Sunday
11°C85 %Monday
11°C85 %Moderate rain
Steady moderate rain with an expected temperature of 11 °C with 84% humidity and winds at 22 km/h.15°C / 8°C
Humi.84 %
Prec.9.35 mm
Sunrise
07:08 AM12hrs 20min
Sunset
07:28 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Mist
11 °C
96 %
0
4.3 kmph / N
Mist
Feels 11.6 °C
Cover 100 %
Visibility 2 km
1 AM
Light drizzle
11 °C
94 %
0
4 kmph / ENE
Light drizzleFeels 11.4 °C
Cover 100 %
Visibility 2 km
2 AM
Patchy light rain
10 °C
94 %
0
4 kmph / ENE
Patchy light rainFeels 10.6 °C
Cover 72 %
Visibility 9 km
3 AM
Light drizzle
10 °C
95 %
0
1.1 kmph / NW
Light drizzleFeels 10.1 °C
Cover 79 %
Visibility 2 km
4 AM
Light drizzle
9 °C
95 %
0
2.2 kmph / N
Light drizzleFeels 9.4 °C
Cover 93 %
Visibility 2 km
5 AM
Light rain shower
9 °C
95 %
0
6.1 kmph / NNE
Light rain showerFeels 8.7 °C
Cover 100 %
Visibility 10 km
6 AM
Light drizzle
9 °C
93 %
0
2.9 kmph / NNE
Light drizzleFeels 9.2 °C
Cover 100 %
Visibility 2 km
7 AM
Patchy rain nearby
10 °C
92 %
0
1.4 kmph / NNW
Patchy rain nearbyFeels 9.6 °C
Cover 52 %
Visibility 10 km
8 AM
Sunny
11 °C
85 %
0
3.6 kmph / NNW
SunnyFeels 11.6 °C
Cover 21 %
Visibility 10 km
9 AM
Sunny
12 °C
81 %
0
9 kmph / NW
SunnyFeels 11.5 °C
Cover 5 %
Visibility 10 km
10 AM
Sunny
13 °C
77 %
0.1
10.1 kmph / NW
SunnyFeels 12.2 °C
Cover 6 %
Visibility 10 km
11 AM
Partly Cloudy
14 °C
70 %
0.1
11.9 kmph / NNW
Partly Cloudy Feels 12.8 °C
Cover 40 %
Visibility 10 km
12 PM
Overcast
15 °C
65 %
0.6
11.9 kmph / N
Overcast Feels 13.8 °C
Cover 100 %
Visibility 10 km
1 PM
Patchy rain nearby
15 °C
63 %
1.6
11.2 kmph / NNW
Patchy rain nearbyFeels 15 °C
Cover 100 %
Visibility 10 km
2 PM
Light drizzle
14 °C
66 %
2.8
10.8 kmph / NNW
Light drizzleFeels 13.8 °C
Cover 100 %
Visibility 2 km
3 PM
Light rain shower
14 °C
75 %
2.4
14 kmph / NW
Light rain showerFeels 12.3 °C
Cover 100 %
Visibility 10 km
4 PM
Light rain
12 °C
89 %
1.5
15.5 kmph / NW
Light rainFeels 9.8 °C
Cover 100 %
Visibility 9 km
5 PM
Light rain shower
11 °C
91 %
0.7
14 kmph / NNW
Light rain showerFeels 8.9 °C
Cover 100 %
Visibility 10 km
6 PM
Light rain
9 °C
88 %
0.2
17.6 kmph / NNW
Light rainFeels 6.7 °C
Cover 100 %
Visibility 9 km
7 PM
Patchy light drizzle
8 °C
84 %
0
18.4 kmph / NNW
Patchy light drizzleFeels 5.6 °C
Cover 68 %
Visibility 5 km
8 PM
Partly Cloudy
9 °C
81 %
0
19.8 kmph / NNW
Partly Cloudy Feels 6.3 °C
Cover 61 %
Visibility 10 km
9 PM
Partly cloudy
10 °C
76 %
0
20.9 kmph / NNW
Partly cloudyFeels 5.7 °C
Cover 75 %
Visibility 10 km
10 PM
Overcast
8 °C
80 %
0
20.9 kmph / NNW
Overcast Feels 5.2 °C
Cover 100 %
Visibility 10 km
11 PM
Patchy rain nearby
8 °C
79 %
0
22 kmph / NNW
Patchy rain nearbyFeels 5 °C
Cover 100 %
Visibility 10 km
Today
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 %Monday
11°C85 %Temp8 °C
ConditionOvercast
Humidity80 %
Feels5.2 °C
Cover100 %
Visibility10 km
Wind Speed & Dir.20.9 kmph / NNW
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
19Fri.
16°12 °C
20Today
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.
Annacotty, Ireland
Partly cloudy
87%
0
21.2 kmph / N
2.
Tulla, Ireland
Partly cloudy
87%
0
17.3 kmph / N
3.
Captains Cove, Ireland
Patchy rain nearby
62%
0
37.4 kmph / N
4.
Wexford, Ireland
Partly Cloudy
84%
0
23.4 kmph / N
5.
Clonakilty, Ireland
Partly cloudy
82%
0
32.4 kmph / N
6.
Dungarvan, Ireland
Partly cloudy
82%
0
22.3 kmph / N
7.
Youghal, Ireland
Partly cloudy
82%
0
36 kmph / N
8.
Cork, Ireland
Partly cloudy
82%
0
23.4 kmph / N
9.
Killarney, Ireland
Partly cloudy
82%
0
20.2 kmph / N
10.
Ringaskiddy, Ireland
Partly cloudy
82%
0
36 kmph / N
Last Updated: 20 Sept 2025, 08:56 PM
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