Sea weather in Conwy in Wales All the beach weather in Conwy

All the essential weather information for enjoying the beach in Conwy in Wales, 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 Conwy over the next 7 days?

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

Date Outside temp. Our opinion
Friday 5 December 202543°F to 50°Fnot recommended
Saturday 6 December 202549°F to 50°Fdiscouraged
Sunday 7 December 202547°F to 52°Fnot recommended
Monday 8 December 202545°F to 52°Fdiscouraged
Tuesday 9 December 202549°F to 54°Fdiscouraged
Wednesday 10 December 202549°F to 50°Fnot recommended
Thursday 11 December 202550°F to 52°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Conwy

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 08:13 and will set at 15:58 on the beach(es) of Conwy. The outside temperature will be a high of 50°F t and a low of 43°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 32.9mph km/h (with gusts up to 35.4mph). 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)7°C (44°F)7°C (44°F)8°C (46°F)7°C (45°F)8°C (46°F)9°C (49°F)
Perceived temperature3°C (37°F)3°C (37°F)4°C (38°F)3°C (38°F)4°C (39°F)1°C (35°F)2°C (36°F)6°C (43°F)
Precipitation0in0in0in0in0in0.1in0in0.1in
Humidity80%84%84%85%73%85%83%90%
Barometric pressure1001 hPa1001 hPa1000 hPa1000 hPa996 hPa989 hPa985 hPa983 hPa
Cloud cover82%94%84%100%63%100%100%100%
Heat index6°C (43°F)6°C (43°F)7°C (44°F)7°C (44°F)8°C (46°F)7°C (45°F)8°C (46°F)9°C (49°F)
Dew point3°C (37°F)4°C (39°F)4°C (40°F)4°C (40°F)3°C (38°F)5°C (40°F)5°C (41°F)8°C (46°F)
Wind
Speed19km/h (12mph)19km/h (12mph)18km/h (11mph)19km/h (12mph)31km/h (19mph)53km/h (33mph)49km/h (30mph)26km/h (16mph)
Gusts33km/h (20mph)32km/h (20mph)29km/h (18mph)31km/h (19mph)47km/h (29mph)57km/h (35mph)56km/h (35mph)39km/h (24mph)
Direction 232°
SW
217°
SW
189°
S
156°
SSE
146°
SSE
145°
SE
149°
SSE
164°
SSE
Wind chill3°C (37°F)3°C (37°F)4°C (38°F)3°C (38°F)4°C (39°F)1°C (35°F)2°C (36°F)6°C (43°F)
Waves
Height1.0m (3.1ft)0.8m (2.6ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.3ft)1.1m (3.7ft)1.6m (5.3ft)1.0m (3.4ft)
Direction 302°
WNW
296°
WNW
283°
WNW
276°
W
221°
SW
136°
SE
131°
SE
142°
SE
Period5.1 sec.5.0 sec.4.7 sec.4.1 sec.4.2 sec.4.2 sec.8.6 sec.9.6 sec.
Significant height1.2m (3.9ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.8m (5.9ft)2.1m (6.9ft)0.9m (3ft)
Sea water temperature
Water temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)10°C (50°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 08:15 and will set at 15:58 on the beach(es) of Conwy. The outside temperature will be a high of 50°F t and a low of 49°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 24.9mph km/h (with gusts up to 29.2mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)9°C (48°F)9°C (49°F)9°C (48°F)10°C (49°F)9°C (49°F)10°C (49°F)10°C (50°F)
Perceived temperature6°C (42°F)6°C (42°F)6°C (43°F)6°C (42°F)6°C (42°F)5°C (41°F)6°C (42°F)6°C (43°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity82%89%85%89%89%90%91%86%
Barometric pressure983 hPa981 hPa984 hPa986 hPa988 hPa991 hPa993 hPa997 hPa
Cloud cover100%100%100%87%100%100%99%96%
Heat index10°C (49°F)9°C (48°F)9°C (49°F)9°C (48°F)10°C (49°F)9°C (49°F)10°C (49°F)10°C (50°F)
Dew point7°C (44°F)7°C (45°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (47°F)8°C (46°F)
Wind
Speed32km/h (20mph)25km/h (15mph)23km/h (15mph)22km/h (14mph)36km/h (22mph)40km/h (25mph)37km/h (23mph)38km/h (23mph)
Gusts47km/h (29mph)37km/h (23mph)36km/h (23mph)35km/h (22mph)42km/h (26mph)40km/h (25mph)43km/h (27mph)42km/h (26mph)
Direction 209°
SSW
164°
SSE
245°
WSW
220°
SW
248°
WSW
238°
WSW
253°
WSW
259°
WSW
Wind chill6°C (42°F)6°C (42°F)6°C (43°F)6°C (42°F)6°C (42°F)5°C (41°F)6°C (42°F)6°C (43°F)
Waves
Height0.9m (3.0ft)0.9m (3.1ft)0.9m (3.1ft)1.6m (5.4ft)1.6m (5.3ft)1.7m (5.6ft)1.8m (5.9ft)2.1m (6.9ft)
Direction 192°
SSW
206°
SSW
243°
WSW
248°
WSW
247°
WSW
251°
WSW
253°
WSW
254°
WSW
Period8.8 sec.9.1 sec.8.5 sec.4.3 sec.4.3 sec.4.3 sec.4.3 sec.4.3 sec.
Significant height0.8m (2.6ft)1.0m (3.3ft)0.9m (3ft)1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)1.7m (5.6ft)1.8m (5.9ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 08:16 and will set at 15:58 on the beach(es) of Conwy. The outside temperature will be a high of 52°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! Be careful, the sea will be generally rough with a wind speed of up to 29.2mph km/h (with gusts up to 31.1mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)9°C (49°F)8°C (47°F)8°C (47°F)8°C (47°F)9°C (48°F)9°C (49°F)9°C (48°F)
Perceived temperature6°C (43°F)6°C (43°F)6°C (42°F)6°C (42°F)5°C (40°F)7°C (44°F)5°C (40°F)5°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%83%85%88%93%93%83%80%
Barometric pressure999 hPa1000 hPa1000 hPa998 hPa995 hPa994 hPa998 hPa1002 hPa
Cloud cover83%45%100%85%100%100%25%4%
Heat index10°C (50°F)9°C (49°F)8°C (47°F)8°C (47°F)8°C (47°F)9°C (48°F)9°C (49°F)9°C (48°F)
Dew point8°C (46°F)6°C (44°F)6°C (42°F)6°C (43°F)7°C (45°F)8°C (47°F)7°C (44°F)6°C (42°F)
Wind
Speed33km/h (21mph)24km/h (15mph)15km/h (9mph)16km/h (10mph)24km/h (15mph)15km/h (9mph)47km/h (29mph)27km/h (17mph)
Gusts50km/h (31mph)36km/h (22mph)26km/h (16mph)28km/h (17mph)38km/h (24mph)25km/h (16mph)49km/h (30mph)42km/h (26mph)
Direction 246°
WSW
228°
SW
185°
S
124°
SE
119°
ESE
212°
SSW
275°
W
265°
W
Wind chill6°C (43°F)6°C (43°F)6°C (42°F)6°C (42°F)5°C (40°F)7°C (44°F)5°C (40°F)5°C (42°F)
Waves
Height1.9m (6.3ft)1.5m (4.9ft)1.1m (3.5ft)0.8m (2.8ft)0.7m (2.4ft)0.6m (2.0ft)1.8m (5.8ft)1.9m (6.2ft)
Direction 260°
W
270°
W
276°
W
281°
W
118°
ESE
154°
SSE
255°
WSW
258°
WSW
Period4.3 sec.12.4 sec.5.6 sec.5.1 sec.4.6 sec.3.5 sec.3.5 sec.3.5 sec.
Significant height1.5m (4.9ft)0.9m (3ft)0.3m (1ft)1.4m (4.6ft)0.8m (2.6ft)1.2m (3.9ft)2.2m (7.2ft)1.8m (5.9ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 08:17 and will set at 15:57 on the beach(es) of Conwy. The outside temperature will be a high of 52°F t and a low of 45°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 14.9mph km/h (with gusts up to 23mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (47°F)7°C (45°F)8°C (47°F)10°C (51°F)11°C (51°F)10°C (50°F)10°C (50°F)9°C (49°F)
Perceived temperature5°C (41°F)4°C (40°F)5°C (42°F)8°C (46°F)8°C (46°F)8°C (47°F)7°C (45°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0.1in
Humidity84%86%85%85%85%88%89%95%
Barometric pressure1005 hPa1005 hPa1004 hPa1004 hPa1004 hPa1004 hPa1004 hPa1004 hPa
Cloud cover2%82%100%53%14%94%100%100%
Heat index8°C (47°F)7°C (45°F)8°C (47°F)10°C (51°F)11°C (51°F)10°C (50°F)10°C (50°F)9°C (49°F)
Dew point6°C (42°F)5°C (41°F)6°C (43°F)8°C (46°F)8°C (47°F)8°C (47°F)8°C (47°F)9°C (47°F)
Wind
Speed21km/h (13mph)18km/h (11mph)18km/h (11mph)22km/h (14mph)24km/h (15mph)13km/h (8mph)17km/h (11mph)10km/h (6mph)
Gusts35km/h (22mph)32km/h (20mph)32km/h (20mph)37km/h (23mph)27km/h (17mph)23km/h (14mph)31km/h (19mph)16km/h (10mph)
Direction 250°
WSW
187°
S
162°
SSE
193°
SSW
208°
SSW
193°
SSW
182°
S
289°
WNW
Wind chill5°C (41°F)4°C (40°F)5°C (42°F)8°C (46°F)8°C (46°F)8°C (47°F)7°C (45°F)8°C (46°F)
Waves
Height1.9m (6.2ft)1.4m (4.6ft)1.0m (3.2ft)0.8m (2.5ft)1.2m (4.0ft)1.2m (4.0ft)1.0m (3.4ft)1.0m (3.4ft)
Direction 266°
W
278°
W
285°
WNW
283°
WNW
258°
WSW
258°
WSW
269°
W
264°
W
Period3.5 sec.3.5 sec.5.5 sec.11.6 sec.5.7 sec.5.7 sec.11.2 sec.11.1 sec.
Significant height1.6m (5.2ft)1.0m (3.3ft)1.1m (3.6ft)0.7m (2.3ft)1.2m (3.9ft)1.0m (3.3ft)0.9m (3ft)1.0m (3.3ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 08:18 and will set at 15:57 on the beach(es) of Conwy. The outside temperature will be a high of 54°F t and a low of 49°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 15.5mph km/h (with gusts up to 26.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)9°C (49°F)9°C (49°F)9°C (49°F)10°C (50°F)10°C (51°F)12°C (53°F)12°C (53°F)
Perceived temperature8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)7°C (44°F)8°C (46°F)10°C (50°F)11°C (52°F)
Precipitation0in0in0in0in0in0.1in0in0in
Humidity93%89%92%98%97%96%93%94%
Barometric pressure1004 hPa1004 hPa1002 hPa999 hPa995 hPa991 hPa989 hPa989 hPa
Cloud cover100%100%77%100%100%100%100%100%
Heat index9°C (48°F)9°C (49°F)9°C (49°F)9°C (49°F)10°C (50°F)10°C (51°F)12°C (53°F)12°C (53°F)
Dew point8°C (46°F)7°C (45°F)8°C (46°F)9°C (48°F)9°C (49°F)10°C (50°F)11°C (51°F)11°C (52°F)
Wind
Speed8km/h (5mph)14km/h (9mph)13km/h (8mph)16km/h (10mph)25km/h (16mph)19km/h (12mph)15km/h (9mph)9km/h (6mph)
Gusts12km/h (8mph)24km/h (15mph)23km/h (14mph)27km/h (17mph)42km/h (26mph)35km/h (22mph)28km/h (17mph)17km/h (11mph)
Direction 151°
SSE
140°
SE
124°
SE
95°
E
98°
E
132°
SE
183°
S
185°
S
Wind chill8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)7°C (44°F)8°C (46°F)10°C (50°F)11°C (52°F)
Waves
Height1.2m (4.1ft)0.9m (3.1ft)0.8m (2.5ft)0.6m (1.9ft)0.9m (2.8ft)0.9m (3.1ft)1.0m (3.4ft)1.1m (3.6ft)
Direction 247°
WSW
254°
WSW
267°
W
266°
W
116°
ESE
131°
SE
133°
SE
135°
SE
Period18.0 sec.11.0 sec.4.7 sec.4.5 sec.4.1 sec.7.2 sec.9.9 sec.11.2 sec.
Significant height1.1m (3.6ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)1.6m (5.2ft)1.0m (3.3ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 08:19 and will set at 15:57 on the beach(es) of Conwy. 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! Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 29.2mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (50°F)10°C (49°F)10°C (49°F)10°C (50°F)9°C (48°F)9°C (48°F)9°C (48°F)
Perceived temperature7°C (44°F)6°C (43°F)6°C (43°F)7°C (44°F)6°C (43°F)5°C (40°F)4°C (40°F)5°C (41°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%86%86%87%77%82%80%83%
Barometric pressure992 hPa996 hPa998 hPa998 hPa998 hPa1001 hPa1006 hPa1009 hPa
Cloud cover100%100%39%79%100%74%74%12%
Heat index10°C (50°F)10°C (50°F)10°C (49°F)10°C (49°F)10°C (50°F)9°C (48°F)9°C (48°F)9°C (48°F)
Dew point9°C (49°F)8°C (46°F)7°C (45°F)8°C (46°F)6°C (43°F)6°C (43°F)5°C (42°F)6°C (43°F)
Wind
Speed29km/h (18mph)31km/h (19mph)28km/h (18mph)22km/h (13mph)36km/h (22mph)42km/h (26mph)39km/h (24mph)31km/h (19mph)
Gusts42km/h (26mph)46km/h (28mph)44km/h (27mph)35km/h (21mph)42km/h (26mph)45km/h (28mph)44km/h (28mph)47km/h (29mph)
Direction 266°
W
251°
WSW
239°
WSW
195°
SSW
232°
SW
249°
WSW
255°
WSW
235°
SW
Wind chill7°C (44°F)6°C (43°F)6°C (43°F)7°C (44°F)6°C (43°F)5°C (40°F)4°C (40°F)5°C (41°F)
Waves
Height1.3m (4.2ft)2.2m (7.2ft)1.9m (6.2ft)1.6m (5.1ft)1.3m (4.3ft)1.3m (4.1ft)1.1m (3.6ft)1.0m (3.4ft)
Direction 253°
WSW
251°
WSW
243°
WSW
250°
WSW
255°
WSW
250°
WSW
247°
WSW
244°
WSW
Period11.7 sec.11.7 sec.11.7 sec.11.7 sec.15.2 sec.5.8 sec.14.4 sec.13.5 sec.
Significant height1.3m (4.3ft)1.7m (5.6ft)1.4m (4.6ft)1.2m (3.9ft)1.2m (3.9ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 08:20 and will set at 15:57 on the beach(es) of Conwy. The outside temperature will be a high of 52°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 17.4mph km/h (with gusts up to 27.3mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)10°C (50°F)11°C (51°F)10°C (51°F)10°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)
Perceived temperature6°C (43°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%82%82%81%83%79%82%83%
Barometric pressure1010 hPa1011 hPa1010 hPa1010 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover52%79%97%100%100%100%100%100%
Heat index10°C (49°F)10°C (50°F)11°C (51°F)10°C (51°F)10°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)
Dew point7°C (44°F)7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)8°C (46°F)
Wind
Speed28km/h (17mph)24km/h (15mph)22km/h (14mph)18km/h (11mph)18km/h (11mph)23km/h (14mph)25km/h (15mph)19km/h (12mph)
Gusts44km/h (28mph)39km/h (24mph)36km/h (22mph)31km/h (19mph)30km/h (19mph)40km/h (25mph)28km/h (17mph)33km/h (21mph)
Direction 220°
SW
206°
SSW
187°
S
167°
SSE
162°
SSE
166°
SSE
166°
SSE
167°
SSE
Wind chill6°C (43°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (47°F)
Waves
Height1.0m (3.2ft)0.8m (2.7ft)0.8m (2.6ft)1.0m (3.2ft)1.1m (3.7ft)1.1m (3.8ft)1.0m (3.2ft)0.8m (2.5ft)
Direction 248°
WSW
258°
WSW
254°
WSW
253°
WSW
222°
SW
264°
W
272°
W
277°
W
Period13.0 sec.4.8 sec.4.6 sec.9.1 sec.3.9 sec.10.8 sec.5.5 sec.5.0 sec.
Significant height0.9m (3ft)0.9m (3ft)0.8m (2.6ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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