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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Dun Laoghaire, DR
Content continues below
May
Average Temperature
High
12°
Feels 10
Low
9°
Feels 6
Average Precipitation
12 Days
Rain amount
58.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
16°
22
17°
23
17°
24
19°
25
18°
26
15°
27
18°
28
18°
29
17°
30
16°
31
16°
Forecast
Thursday, May 21, 2026
Day
16°
Feels 15
Wind
22 km/h S
Gust
33 km/h
Humidity
67%
P.O.P
40%
Rain
~1 mm
Night
13°
Feels 11
Wind
17 km/h S
Gust
25 km/h
Humidity
92%
P.O.P
30%
Historical Averages
May 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.