Sea weather in Dún Laoghaire in Ireland All the beach weather in Dún Laoghaire

All the essential weather information for enjoying the beach in Dún Laoghaire in Ireland, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.

Weather: When should you go to the beach in Dún Laoghaire over the next 7 days?

Discover the best moment to go to the beach in Dún Laoghaire in Ireland this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Dún Laoghaire. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Saturday 21 December 202441°F to 56°Fnot recommended
Sunday 22 December 202440°F to 43°Fnot recommended
Monday 23 December 202443°F to 52°Fdiscouraged
Tuesday 24 December 202450°F to 54°Frecommended
Wednesday 25 December 202447°F to 50°Frecommended
Thursday 26 December 202449°F to 50°Frecommended
Friday 27 December 202445°F to 49°Frecommended

Sea Weather: Your daily and hourly sea weather in Dún Laoghaire

Sea weather on Saturday 21 December 2024

On Saturday 21 December 2024, the sun will rise at 08:37 and will set at 16:08 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 56°F t and a low of 41°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 33.6mph km/h (with gusts up to 35.4mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)9°C (48°F)10°C (50°F)12°C (53°F)9°C (48°F)8°C (46°F)6°C (44°F)7°C (44°F)
Perceived temperature5°C (41°F)5°C (41°F)6°C (43°F)8°C (47°F)4°C (39°F)3°C (37°F)1°C (33°F)1°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%79%85%76%69%71%77%71%
Barometric pressure1015 hPa1012 hPa1008 hPa1007 hPa1009 hPa1009 hPa1009 hPa1007 hPa
Cloud cover100%100%100%80%32%81%70%29%
Heat index9°C (48°F)9°C (48°F)10°C (50°F)12°C (53°F)9°C (48°F)8°C (46°F)6°C (44°F)7°C (44°F)
Dew point5°C (41°F)6°C (42°F)8°C (46°F)8°C (46°F)3°C (38°F)3°C (37°F)3°C (37°F)2°C (35°F)
Wind
Speed28km/h (17mph)35km/h (21mph)36km/h (22mph)47km/h (29mph)43km/h (27mph)50km/h (31mph)46km/h (29mph)54km/h (33mph)
Gusts39km/h (24mph)48km/h (30mph)52km/h (32mph)49km/h (30mph)50km/h (31mph)51km/h (32mph)49km/h (30mph)57km/h (36mph)
Direction 246°
WSW
228°
SW
231°
SW
275°
W
279°
W
280°
W
273°
W
275°
W
Wind chill5°C (41°F)5°C (41°F)6°C (43°F)8°C (47°F)4°C (39°F)3°C (37°F)1°C (33°F)1°C (33°F)
Waves
Height0.7m (2.2ft)0.8m (2.5ft)1.1m (3.5ft)1.2m (3.9ft)1.4m (4.7ft)1.4m (4.7ft)1.5m (4.9ft)1.5m (4.9ft)
Direction 279°
W
214°
SSW
209°
SSW
187°
S
276°
W
285°
WNW
281°
WNW
278°
W
Period9.8 sec.9.8 sec.9.6 sec.5.3 sec.5.6 sec.5.8 sec.6.1 sec.8.6 sec.
Significant height1.1m (3.6ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)2.0m (6.6ft)2.0m (6.6ft)2.1m (6.9ft)2.1m (6.9ft)
Sea water temperature
Water temperature11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)

Sea weather on Sunday 22 December 2024

On Sunday 22 December 2024, the sun will rise at 08:38 and will set at 16:08 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 43°F t and a low of 40°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! Be careful, the sea will be generally rough with a wind speed of up to 37.9mph km/h (with gusts up to 48.5mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (41°F)5°C (41°F)5°C (40°F)5°C (41°F)5°C (41°F)6°C (43°F)5°C (41°F)6°C (43°F)
Perceived temperature-1°C (30°F)-2°C (29°F)-2°C (28°F)-2°C (29°F)-2°C (29°F)0°C (32°F)-1°C (30°F)1°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%72%68%70%79%69%63%64%
Barometric pressure1008 hPa1008 hPa1008 hPa1010 hPa1012 hPa1015 hPa1018 hPa1021 hPa
Cloud cover85%79%15%54%65%80%9%15%
Heat index5°C (41°F)5°C (41°F)5°C (40°F)5°C (41°F)5°C (41°F)6°C (43°F)5°C (41°F)6°C (43°F)
Dew point3°C (37°F)0°C (33°F)-1°C (31°F)-0°C (32°F)1°C (35°F)1°C (33°F)-1°C (30°F)0°C (32°F)
Wind
Speed46km/h (29mph)56km/h (35mph)61km/h (38mph)53km/h (33mph)53km/h (33mph)47km/h (29mph)49km/h (30mph)45km/h (28mph)
Gusts58km/h (36mph)70km/h (43mph)78km/h (48mph)66km/h (41mph)70km/h (44mph)53km/h (33mph)52km/h (32mph)61km/h (38mph)
Direction 270°
W
286°
WNW
282°
WNW
286°
WNW
286°
WNW
305°
NW
306°
NW
312°
NW
Wind chill-1°C (30°F)-2°C (29°F)-2°C (28°F)-2°C (29°F)-2°C (29°F)0°C (32°F)-1°C (30°F)1°C (33°F)
Waves
Height1.5m (4.9ft)1.5m (5.0ft)1.7m (5.7ft)1.7m (5.5ft)1.6m (5.4ft)1.7m (5.5ft)1.7m (5.6ft)1.7m (5.7ft)
Direction 300°
WNW
303°
WNW
300°
WNW
304°
NW
309°
NW
314°
NW
319°
NW
324°
NW
Period8.7 sec.9.0 sec.9.7 sec.10.0 sec.9.6 sec.9.5 sec.9.4 sec.9.3 sec.
Significant height2.1m (6.9ft)2.2m (7.2ft)2.7m (8.9ft)2.3m (7.5ft)2.2m (7.2ft)2.1m (6.9ft)2.0m (6.6ft)2.0m (6.6ft)
Sea water temperature
Water temperature11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)

Sea weather on Monday 23 December 2024

On Monday 23 December 2024, the sun will rise at 08:38 and will set at 16:09 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 52°F t and a low of 43°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 21.1mph km/h (with gusts up to 28mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (42°F)7°C (44°F)7°C (44°F)8°C (46°F)10°C (51°F)
Perceived temperature1°C (34°F)1°C (34°F)1°C (34°F)2°C (35°F)4°C (40°F)3°C (38°F)5°C (41°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0.1in
Humidity69%74%75%77%74%79%87%91%
Barometric pressure1024 hPa1025 hPa1026 hPa1027 hPa1026 hPa1024 hPa1023 hPa1022 hPa
Cloud cover33%29%24%76%100%100%100%100%
Heat index6°C (43°F)6°C (43°F)6°C (43°F)6°C (42°F)7°C (44°F)7°C (44°F)8°C (46°F)10°C (51°F)
Dew point1°C (34°F)2°C (35°F)2°C (36°F)2°C (36°F)2°C (36°F)3°C (38°F)6°C (42°F)9°C (48°F)
Wind
Speed34km/h (21mph)32km/h (20mph)30km/h (19mph)19km/h (12mph)11km/h (7mph)20km/h (13mph)12km/h (8mph)15km/h (9mph)
Gusts45km/h (28mph)44km/h (28mph)43km/h (27mph)29km/h (18mph)16km/h (10mph)30km/h (18mph)20km/h (13mph)25km/h (16mph)
Direction 303°
WNW
290°
WNW
292°
WNW
273°
W
258°
WSW
186°
S
220°
SW
269°
W
Wind chill1°C (34°F)1°C (34°F)1°C (34°F)2°C (35°F)4°C (40°F)3°C (38°F)5°C (41°F)8°C (47°F)
Waves
Height1.6m (5.4ft)1.4m (4.6ft)1.1m (3.6ft)0.8m (2.6ft)0.6m (1.8ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 329°
NNW
335°
NNW
328°
NNW
335°
NNW
24°
NNE
25°
NNE
26°
NNE
30°
NNE
Period6.6 sec.5.7 sec.6.8 sec.5.4 sec.5.5 sec.5.1 sec.4.8 sec.4.5 sec.
Significant height2.1m (6.9ft)1.9m (6.2ft)1.5m (4.9ft)1.0m (3.3ft)0.8m (2.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)

Sea weather on Tuesday 24 December 2024

On Tuesday 24 December 2024, the sun will rise at 08:39 and will set at 16:10 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 54°F t and a low of 50°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 8.7mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)12°C (53°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)11°C (51°F)10°C (50°F)
Perceived temperature10°C (49°F)10°C (50°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)10°C (50°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity94%93%92%90%90%88%87%86%
Barometric pressure1022 hPa1023 hPa1023 hPa1024 hPa1025 hPa1025 hPa1027 hPa1028 hPa
Cloud cover100%100%100%100%36%31%36%18%
Heat index11°C (52°F)12°C (53°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)11°C (51°F)10°C (50°F)
Dew point10°C (50°F)11°C (51°F)11°C (51°F)10°C (50°F)10°C (50°F)9°C (49°F)8°C (47°F)8°C (46°F)
Wind
Speed14km/h (9mph)14km/h (9mph)14km/h (9mph)7km/h (4mph)6km/h (4mph)3km/h (2mph)5km/h (3mph)14km/h (9mph)
Gusts25km/h (15mph)24km/h (15mph)24km/h (15mph)12km/h (7mph)11km/h (7mph)6km/h (4mph)10km/h (6mph)26km/h (16mph)
Direction 267°
W
273°
W
276°
W
212°
SSW
235°
SW
267°
W
163°
SSE
193°
SSW
Wind chill10°C (49°F)10°C (50°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)10°C (50°F)8°C (47°F)
Waves
Height0.3m (1.0ft)0.4m (1.4ft)0.4m (1.5ft)0.3m (1.0ft)0.2m (0.8ft)0.3m (1.0ft)0.3m (1.1ft)0.4m (1.2ft)
Direction 257°
WSW
288°
WNW
280°
W
269°
W
231°
SW
231°
SW
196°
SSW
174°
S
Period2.6 sec.2.9 sec.3.2 sec.3.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.
Significant height0.5m (1.6ft)0.8m (2.6ft)0.7m (2.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)

Sea weather on Wednesday 25 December 2024

On Wednesday 25 December 2024, the sun will rise at 08:39 and will set at 16:10 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 50°F t and a low of 47°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 11.8mph km/h (with gusts up to 21.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (49°F)10°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)8°C (47°F)10°C (49°F)
Perceived temperature8°C (46°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (44°F)7°C (45°F)6°C (43°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%83%83%83%81%83%86%83%
Barometric pressure1028 hPa1029 hPa1029 hPa1030 hPa1031 hPa1031 hPa1032 hPa1033 hPa
Cloud cover2%2%3%7%6%4%6%11%
Heat index10°C (50°F)10°C (49°F)10°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)8°C (47°F)10°C (49°F)
Dew point7°C (45°F)7°C (45°F)7°C (44°F)6°C (44°F)6°C (43°F)7°C (44°F)6°C (43°F)7°C (44°F)
Wind
Speed15km/h (10mph)14km/h (9mph)13km/h (8mph)19km/h (12mph)18km/h (11mph)15km/h (10mph)14km/h (9mph)11km/h (7mph)
Gusts30km/h (19mph)28km/h (17mph)24km/h (15mph)34km/h (21mph)33km/h (21mph)31km/h (19mph)29km/h (18mph)22km/h (14mph)
Direction 198°
SSW
207°
SSW
215°
SW
196°
SSW
197°
SSW
183°
S
200°
SSW
209°
SSW
Wind chill8°C (46°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (44°F)7°C (45°F)6°C (43°F)8°C (46°F)
Waves
Height0.4m (1.3ft)0.4m (1.5ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.7ft)0.6m (1.8ft)0.6m (1.9ft)0.6m (2.0ft)
Direction 174°
S
178°
S
177°
S
177°
S
175°
S
175°
S
172°
S
171°
S
Period4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)

Sea weather on Thursday 26 December 2024

On Thursday 26 December 2024, the sun will rise at 08:39 and will set at 16:11 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 50°F t and a low of 49°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 8.7mph km/h (with gusts up to 15.5mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (49°F)10°C (50°F)9°C (49°F)10°C (49°F)
Perceived temperature9°C (48°F)9°C (48°F)8°C (47°F)9°C (48°F)7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%81%83%83%88%91%92%89%
Barometric pressure1034 hPa1034 hPa1034 hPa1035 hPa1035 hPa1034 hPa1034 hPa1034 hPa
Cloud cover8%12%13%26%7%17%34%23%
Heat index10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (49°F)10°C (50°F)9°C (49°F)10°C (49°F)
Dew point7°C (45°F)7°C (45°F)7°C (45°F)7°C (45°F)8°C (46°F)8°C (47°F)8°C (46°F)8°C (46°F)
Wind
Speed8km/h (5mph)8km/h (5mph)10km/h (6mph)8km/h (5mph)14km/h (9mph)14km/h (9mph)12km/h (7mph)10km/h (6mph)
Gusts16km/h (10mph)15km/h (9mph)19km/h (12mph)13km/h (8mph)25km/h (16mph)25km/h (16mph)21km/h (13mph)17km/h (10mph)
Direction 220°
SW
215°
SW
202°
SSW
202°
SSW
176°
S
173°
S
187°
S
195°
SSW
Wind chill9°C (48°F)9°C (48°F)8°C (47°F)9°C (48°F)7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)
Waves
Height0.6m (2.0ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2.1ft)0.7m (2.2ft)0.8m (2.5ft)0.8m (2.5ft)0.8m (2.7ft)
Direction 169°
SSE
171°
S
168°
SSE
169°
S
168°
SSE
167°
SSE
168°
SSE
170°
S
Period4.1 sec.4.1 sec.4.1 sec.14.8 sec.14.6 sec.14.6 sec.13.7 sec.13.7 sec.
Significant height0.9m (3ft)1.0m (3.3ft)0.8m (2.6ft)0.6m (2ft)0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)9°C (48°F)

Sea weather on Friday 27 December 2024

On Friday 27 December 2024, the sun will rise at 08:39 and will set at 16:12 on the beach(es) of Dún Laoghaire. The outside temperature will be a high of 49°F t and a low of 45°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 8.1mph km/h (with gusts up to 13.1mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (47°F)8°C (47°F)7°C (44°F)9°C (47°F)
Perceived temperature8°C (46°F)8°C (47°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (44°F)5°C (42°F)6°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%88%90%84%73%64%64%68%
Barometric pressure1033 hPa1033 hPa1032 hPa1031 hPa1031 hPa1029 hPa1029 hPa1029 hPa
Cloud cover41%69%30%5%4%5%3%0%
Heat index9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (47°F)8°C (47°F)7°C (44°F)9°C (47°F)
Dew point8°C (46°F)8°C (46°F)8°C (46°F)7°C (44°F)4°C (39°F)2°C (35°F)0°C (33°F)3°C (37°F)
Wind
Speed9km/h (6mph)9km/h (5mph)9km/h (6mph)10km/h (6mph)12km/h (7mph)9km/h (5mph)8km/h (5mph)13km/h (8mph)
Gusts15km/h (9mph)14km/h (8mph)14km/h (9mph)16km/h (10mph)20km/h (13mph)16km/h (10mph)16km/h (10mph)21km/h (13mph)
Direction 194°
SSW
184°
S
158°
SSE
154°
SSE
164°
SSE
159°
SSE
150°
SSE
170°
S
Wind chill8°C (46°F)8°C (47°F)8°C (46°F)8°C (46°F)7°C (44°F)7°C (44°F)5°C (42°F)6°C (44°F)
Waves
Height0.9m (2.8ft)0.8m (2.7ft)0.8m (2.6ft)0.7m (2.4ft)0.7m (2.3ft)0.6m (1.9ft)0.5m (1.8ft)0.5m (1.6ft)
Direction 171°
S
170°
S
170°
S
170°
S
170°
S
168°
SSE
168°
SSE
168°
SSE
Period13.7 sec.13.7 sec.13.7 sec.13.7 sec.13.7 sec.13.7 sec.13.7 sec.4.4 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units