Sea weather in Belfast in Northern Ireland All the beach weather in Belfast

All the essential weather information for enjoying the beach in Belfast in Northern 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 Belfast over the next 7 days?

Discover the best moment to go to the beach in Belfast in Northern Ireland this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Belfast. 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 202440°F to 52°Fnot recommended
Sunday 22 December 202440°F to 43°Fnot recommended
Monday 23 December 202441°F to 50°Fnot recommended
Tuesday 24 December 202450°F to 54°Fdiscouraged
Wednesday 25 December 202447°F to 50°Fdiscouraged
Thursday 26 December 202449°F to 50°Frecommended
Friday 27 December 202443°F to 49°Frecommended

Sea Weather: Your daily and hourly sea weather in Belfast

Sea weather on Saturday 21 December 2024

On Saturday 21 December 2024, the sun will rise at 08:44 and will set at 15:59 on the beach(es) of Belfast. The outside temperature will be a high of 52°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 32.3mph km/h (with gusts up to 37.3mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)8°C (47°F)11°C (51°F)9°C (48°F)7°C (45°F)6°C (42°F)6°C (42°F)4°C (40°F)
Perceived temperature2°C (36°F)4°C (39°F)7°C (44°F)4°C (40°F)2°C (35°F)-0°C (31°F)-1°C (31°F)-2°C (28°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%85%74%63%73%72%91%
Barometric pressure1011 hPa1007 hPa1002 hPa1004 hPa1004 hPa1003 hPa1004 hPa1002 hPa
Cloud cover100%100%82%83%32%83%54%100%
Heat index7°C (45°F)8°C (47°F)11°C (51°F)9°C (48°F)7°C (45°F)6°C (42°F)6°C (42°F)4°C (40°F)
Dew point5°C (41°F)6°C (43°F)8°C (47°F)4°C (40°F)1°C (33°F)1°C (34°F)1°C (34°F)3°C (37°F)
Wind
Speed34km/h (21mph)37km/h (23mph)43km/h (27mph)42km/h (26mph)50km/h (31mph)52km/h (32mph)48km/h (30mph)44km/h (27mph)
Gusts48km/h (30mph)53km/h (33mph)46km/h (28mph)43km/h (27mph)55km/h (34mph)56km/h (35mph)54km/h (34mph)60km/h (37mph)
Direction 234°
SW
226°
SW
243°
WSW
270°
W
275°
W
270°
W
274°
W
263°
W
Wind chill2°C (36°F)4°C (39°F)7°C (44°F)4°C (40°F)2°C (35°F)-0°C (31°F)-1°C (31°F)-2°C (28°F)
Waves
Height0.8m (2.6ft)1.0m (3.2ft)1.3m (4.2ft)1.2m (3.9ft)1.2m (4.1ft)1.4m (4.6ft)1.4m (4.5ft)1.3m (4.1ft)
Direction 263°
W
213°
SSW
189°
S
163°
SSE
244°
WSW
263°
W
256°
WSW
272°
W
Period5.7 sec.4.3 sec.4.7 sec.6.3 sec.7.0 sec.7.4 sec.6.3 sec.5.1 sec.
Significant height1.2m (3.9ft)1.3m (4.3ft)1.5m (4.9ft)1.5m (4.9ft)1.7m (5.6ft)2.0m (6.6ft)1.9m (6.2ft)1.8m (5.9ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Sunday 22 December 2024

On Sunday 22 December 2024, the sun will rise at 08:45 and will set at 16:00 on the beach(es) of Belfast. 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 38.5mph km/h (with gusts up to 42.9mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (40°F)4°C (38°F)5°C (41°F)6°C (42°F)5°C (41°F)5°C (40°F)5°C (42°F)6°C (43°F)
Perceived temperature-2°C (28°F)-4°C (26°F)-1°C (29°F)-1°C (31°F)-2°C (28°F)-2°C (28°F)-1°C (30°F)0°C (32°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%71%77%68%64%64%67%66%
Barometric pressure1002 hPa1000 hPa1000 hPa1004 hPa1007 hPa1010 hPa1013 hPa1018 hPa
Cloud cover61%73%70%100%71%6%71%88%
Heat index4°C (40°F)4°C (38°F)5°C (41°F)6°C (42°F)5°C (41°F)5°C (40°F)5°C (42°F)6°C (43°F)
Dew point1°C (33°F)-1°C (30°F)2°C (35°F)0°C (32°F)-1°C (30°F)-2°C (29°F)-0°C (32°F)0°C (32°F)
Wind
Speed47km/h (29mph)56km/h (35mph)57km/h (35mph)54km/h (34mph)62km/h (38mph)62km/h (38mph)58km/h (36mph)53km/h (33mph)
Gusts62km/h (39mph)61km/h (38mph)57km/h (35mph)58km/h (36mph)67km/h (41mph)69km/h (43mph)58km/h (36mph)54km/h (33mph)
Direction 275°
W
274°
W
290°
WNW
295°
WNW
303°
WNW
307°
NW
311°
NW
316°
NW
Wind chill-2°C (28°F)-4°C (26°F)-1°C (29°F)-1°C (31°F)-2°C (28°F)-2°C (28°F)-1°C (30°F)0°C (32°F)
Waves
Height1.3m (4.1ft)1.3m (4.4ft)1.6m (5.2ft)1.9m (6.1ft)2.2m (7.1ft)2.2m (7.3ft)2.1m (7.0ft)2.1m (6.8ft)
Direction 273°
W
250°
WSW
272°
W
291°
WNW
301°
WNW

N

N

N
Period16.2 sec.15.8 sec.15.8 sec.6.8 sec.5.8 sec.7.7 sec.7.7 sec.7.7 sec.
Significant height1.7m (5.6ft)2.0m (6.6ft)2.4m (7.9ft)2.3m (7.5ft)2.5m (8.2ft)2.5m (8.2ft)2.4m (7.9ft)2.3m (7.5ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Monday 23 December 2024

On Monday 23 December 2024, the sun will rise at 08:45 and will set at 16:01 on the beach(es) of Belfast. The outside temperature will be a high of 50°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 29.2mph km/h (with gusts up to 33.6mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)7°C (44°F)6°C (42°F)5°C (41°F)6°C (42°F)6°C (42°F)7°C (44°F)9°C (48°F)
Perceived temperature1°C (34°F)2°C (35°F)1°C (35°F)1°C (33°F)2°C (35°F)2°C (35°F)3°C (38°F)6°C (43°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%65%73%78%76%87%94%94%
Barometric pressure1020 hPa1022 hPa1024 hPa1025 hPa1024 hPa1022 hPa1020 hPa1020 hPa
Cloud cover79%73%76%100%100%100%100%100%
Heat index7°C (44°F)7°C (44°F)6°C (42°F)5°C (41°F)6°C (42°F)6°C (42°F)7°C (44°F)9°C (48°F)
Dew point0°C (32°F)1°C (33°F)1°C (34°F)1°C (34°F)2°C (35°F)4°C (39°F)6°C (42°F)8°C (47°F)
Wind
Speed47km/h (29mph)36km/h (23mph)27km/h (17mph)21km/h (13mph)20km/h (12mph)19km/h (12mph)21km/h (13mph)20km/h (13mph)
Gusts52km/h (32mph)54km/h (33mph)42km/h (26mph)35km/h (22mph)30km/h (18mph)29km/h (18mph)32km/h (20mph)32km/h (20mph)
Direction 318°
NW
312°
NW
300°
WNW
280°
W
251°
WSW
187°
S
215°
SW
261°
W
Wind chill1°C (34°F)2°C (35°F)1°C (35°F)1°C (33°F)2°C (35°F)2°C (35°F)3°C (38°F)6°C (43°F)
Waves
Height2.0m (6.5ft)1.7m (5.5ft)1.3m (4.4ft)1.0m (3.2ft)0.7m (2.3ft)0.5m (1.5ft)0.4m (1.2ft)0.4m (1.4ft)
Direction
N

N
10°
N
10°
N
13°
NNE

N

N
186°
S
Period7.7 sec.7.7 sec.7.7 sec.6.5 sec.5.6 sec.5.0 sec.4.6 sec.4.2 sec.
Significant height2.1m (6.9ft)1.6m (5.2ft)1.2m (3.9ft)0.9m (3ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather on Tuesday 24 December 2024

On Tuesday 24 December 2024, the sun will rise at 08:46 and will set at 16:01 on the beach(es) of Belfast. 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 16.8mph km/h (with gusts up to 26.1mph). 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)11°C (52°F)12°C (53°F)11°C (53°F)11°C (53°F)11°C (52°F)10°C (51°F)11°C (51°F)
Perceived temperature8°C (46°F)9°C (47°F)9°C (49°F)9°C (48°F)9°C (48°F)9°C (47°F)8°C (46°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity96%96%94%94%89%87%88%87%
Barometric pressure1020 hPa1020 hPa1020 hPa1021 hPa1022 hPa1023 hPa1024 hPa1024 hPa
Cloud cover100%100%79%63%62%100%48%4%
Heat index10°C (50°F)11°C (52°F)12°C (53°F)11°C (53°F)11°C (53°F)11°C (52°F)10°C (51°F)11°C (51°F)
Dew point10°C (49°F)10°C (51°F)11°C (51°F)10°C (51°F)10°C (50°F)9°C (48°F)8°C (47°F)8°C (47°F)
Wind
Speed19km/h (12mph)22km/h (13mph)21km/h (13mph)20km/h (12mph)27km/h (17mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)
Gusts30km/h (19mph)34km/h (21mph)35km/h (22mph)33km/h (20mph)42km/h (26mph)35km/h (22mph)39km/h (24mph)27km/h (17mph)
Direction 261°
W
253°
WSW
247°
WSW
239°
WSW
238°
WSW
239°
WSW
213°
SSW
218°
SW
Wind chill8°C (46°F)9°C (47°F)9°C (49°F)9°C (48°F)9°C (48°F)9°C (47°F)8°C (46°F)8°C (46°F)
Waves
Height0.4m (1.4ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.7ft)0.6m (1.9ft)
Direction 178°
S
238°
WSW
236°
SW
237°
WSW
210°
SSW
222°
SW
179°
S
173°
S
Period3.8 sec.3.6 sec.3.6 sec.3.2 sec.3.2 sec.12.0 sec.14.4 sec.15.2 sec.
Significant height0.7m (2.3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
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 08:46 and will set at 16:02 on the beach(es) of Belfast. 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 13.7mph km/h (with gusts up to 22.4mph). 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 (49°F)9°C (49°F)9°C (48°F)9°C (48°F)10°C (49°F)9°C (48°F)10°C (50°F)
Perceived temperature7°C (45°F)7°C (44°F)6°C (43°F)6°C (43°F)6°C (42°F)7°C (44°F)6°C (43°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%89%87%87%83%83%87%87%
Barometric pressure1026 hPa1026 hPa1027 hPa1028 hPa1029 hPa1030 hPa1031 hPa1032 hPa
Cloud cover3%12%15%6%3%29%89%69%
Heat index10°C (50°F)10°C (49°F)9°C (49°F)9°C (48°F)9°C (48°F)10°C (49°F)9°C (48°F)10°C (50°F)
Dew point8°C (47°F)8°C (46°F)7°C (45°F)7°C (44°F)6°C (43°F)7°C (45°F)7°C (45°F)8°C (46°F)
Wind
Speed19km/h (12mph)21km/h (13mph)22km/h (14mph)21km/h (13mph)20km/h (13mph)20km/h (13mph)19km/h (12mph)20km/h (13mph)
Gusts24km/h (15mph)23km/h (14mph)28km/h (17mph)24km/h (15mph)26km/h (16mph)36km/h (22mph)35km/h (22mph)35km/h (22mph)
Direction 217°
SW
203°
SSW
197°
SSW
198°
SSW
204°
SSW
203°
SSW
189°
S
194°
SSW
Wind chill7°C (45°F)7°C (44°F)6°C (43°F)6°C (43°F)6°C (42°F)7°C (44°F)6°C (43°F)7°C (45°F)
Waves
Height0.6m (2.1ft)0.7m (2.2ft)0.7m (2.3ft)0.8m (2.5ft)0.8m (2.7ft)0.8m (2.8ft)0.8m (2.7ft)0.8m (2.8ft)
Direction 171°
S
171°
S
172°
S
175°
S
166°
SSE
165°
SSE
163°
SSE
161°
SSE
Period15.6 sec.15.2 sec.15.0 sec.14.9 sec.14.7 sec.14.8 sec.15.1 sec.15.5 sec.
Significant height0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.8m (2.6ft)
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 08:46 and will set at 16:03 on the beach(es) of Belfast. 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 11.8mph km/h (with gusts up to 21.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (51°F)10°C (49°F)9°C (49°F)10°C (50°F)10°C (50°F)9°C (48°F)9°C (48°F)
Perceived temperature8°C (46°F)8°C (47°F)7°C (45°F)7°C (44°F)8°C (46°F)7°C (45°F)7°C (44°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%86%88%89%89%93%94%92%
Barometric pressure1033 hPa1033 hPa1034 hPa1035 hPa1035 hPa1034 hPa1034 hPa1034 hPa
Cloud cover41%32%23%33%47%40%46%26%
Heat index10°C (50°F)10°C (51°F)10°C (49°F)9°C (49°F)10°C (50°F)10°C (50°F)9°C (48°F)9°C (48°F)
Dew point8°C (47°F)8°C (47°F)8°C (46°F)7°C (45°F)8°C (47°F)9°C (48°F)8°C (47°F)8°C (46°F)
Wind
Speed19km/h (12mph)17km/h (10mph)17km/h (10mph)15km/h (9mph)15km/h (9mph)17km/h (11mph)16km/h (10mph)15km/h (10mph)
Gusts34km/h (21mph)32km/h (20mph)32km/h (20mph)29km/h (18mph)25km/h (16mph)29km/h (18mph)29km/h (18mph)26km/h (16mph)
Direction 196°
SSW
203°
SSW
197°
SSW
195°
SSW
185°
S
172°
S
165°
SSE
164°
SSE
Wind chill8°C (46°F)8°C (47°F)7°C (45°F)7°C (44°F)8°C (46°F)7°C (45°F)7°C (44°F)7°C (44°F)
Waves
Height0.8m (2.8ft)0.9m (2.9ft)1.0m (3.3ft)1.2m (3.8ft)1.1m (3.7ft)1.0m (3.4ft)0.9m (3.1ft)0.8m (2.8ft)
Direction 162°
SSE
164°
SSE
165°
SSE
158°
SSE
158°
SSE
156°
SSE
156°
SSE
155°
SSE
Period15.0 sec.14.8 sec.14.7 sec.14.7 sec.14.6 sec.14.7 sec.14.6 sec.14.5 sec.
Significant height0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)
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 08:46 and will set at 16:04 on the beach(es) of Belfast. The outside temperature will be a high of 49°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 8.7mph km/h (with gusts up to 14.3mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)9°C (47°F)9°C (47°F)9°C (48°F)9°C (49°F)7°C (45°F)6°C (43°F)7°C (45°F)
Perceived temperature7°C (44°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)5°C (42°F)4°C (40°F)5°C (41°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%93%94%92%83%75%69%71%
Barometric pressure1033 hPa1033 hPa1032 hPa1032 hPa1031 hPa1030 hPa1030 hPa1030 hPa
Cloud cover35%58%64%93%19%5%5%6%
Heat index9°C (48°F)9°C (47°F)9°C (47°F)9°C (48°F)9°C (49°F)7°C (45°F)6°C (43°F)7°C (45°F)
Dew point7°C (45°F)7°C (45°F)8°C (46°F)8°C (46°F)7°C (44°F)3°C (38°F)1°C (33°F)2°C (36°F)
Wind
Speed14km/h (9mph)10km/h (6mph)6km/h (4mph)9km/h (6mph)13km/h (8mph)9km/h (6mph)8km/h (5mph)13km/h (8mph)
Gusts23km/h (14mph)16km/h (10mph)9km/h (6mph)14km/h (9mph)21km/h (13mph)17km/h (11mph)17km/h (11mph)22km/h (13mph)
Direction 167°
SSE
183°
S
206°
SSW
171°
S
154°
SSE
140°
SE
117°
ESE
141°
SE
Wind chill7°C (44°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)5°C (42°F)4°C (40°F)5°C (41°F)
Waves
Height0.9m (3.0ft)0.9m (3.0ft)0.9m (3.1ft)0.9m (2.9ft)0.8m (2.7ft)0.7m (2.4ft)0.6m (2.1ft)0.6m (1.9ft)
Direction 162°
SSE
156°
SSE
158°
SSE
157°
SSE
157°
SSE
157°
SSE
163°
SSE
163°
SSE
Period14.4 sec.14.3 sec.14.2 sec.13.9 sec.13.4 sec.13.1 sec.5.4 sec.5.2 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.3m (1ft)0.4m (1.3ft)
Sea water temperature
Water temperature11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)11°C (52°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units