Sea weather in Snowdonia National Park in Wales All the beach weather in Snowdonia National Park

All the essential weather information for enjoying the beach in Snowdonia National Park 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 Snowdonia National Park over the next 7 days?

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

Date Outside temp. Our opinion
Saturday 22 March 202545°F to 52°Fdiscouraged
Sunday 23 March 202545°F to 47°Fdiscouraged
Monday 24 March 202543°F to 47°Frecommended
Tuesday 25 March 202538°F to 49°Fdiscouraged
Wednesday 26 March 202543°F to 50°Fdiscouraged
Thursday 27 March 202545°F to 49°Fnot recommended
Friday 28 March 202545°F to 49°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Snowdonia National Park

Sea weather on Saturday 22 March 2025

On Saturday 22 March 2025, the sun will rise at 06:14 and will set at 18:34 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 52°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 18.6mph km/h (with gusts up to 27.3mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (50°F)9°C (48°F)10°C (50°F)11°C (52°F)11°C (51°F)8°C (47°F)7°C (45°F)
Perceived temperature8°C (46°F)8°C (46°F)8°C (47°F)9°C (49°F)11°C (52°F)9°C (49°F)4°C (40°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%90%89%84%78%83%93%93%
Barometric pressure997 hPa997 hPa998 hPa999 hPa1000 hPa1001 hPa1002 hPa1004 hPa
Cloud cover100%55%50%24%53%57%64%100%
Heat index10°C (50°F)10°C (50°F)9°C (48°F)10°C (50°F)11°C (52°F)11°C (51°F)8°C (47°F)7°C (45°F)
Dew point9°C (48°F)8°C (47°F)7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)7°C (45°F)6°C (43°F)
Wind
Speed17km/h (11mph)13km/h (8mph)6km/h (4mph)6km/h (4mph)5km/h (3mph)9km/h (5mph)29km/h (18mph)30km/h (19mph)
Gusts22km/h (14mph)27km/h (17mph)13km/h (8mph)13km/h (8mph)11km/h (7mph)17km/h (11mph)30km/h (18mph)44km/h (27mph)
Direction 117°
ESE
129°
SE
161°
SSE
115°
ESE
66°
ENE
12°
NNE
337°
NNW
343°
NNW
Wind chill8°C (46°F)8°C (46°F)8°C (47°F)9°C (49°F)11°C (52°F)9°C (49°F)4°C (40°F)3°C (37°F)
Waves
Height0.7m (2.5ft)0.5m (1.8ft)0.4m (1.5ft)0.4m (1.3ft)0.3m (1.0ft)0.3m (1.0ft)0.5m (1.6ft)1.0m (3.4ft)
Direction 102°
ESE
230°
SW
230°
SW
231°
SW
231°
SW
227°
SW

N
334°
NNW
Period12.6 sec.12.2 sec.3.7 sec.3.9 sec.3.1 sec.10.3 sec.9.8 sec.9.7 sec.
Significant height1.0m (3.3ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.3m (1ft)0.7m (2.3ft)0.9m (3ft)1.2m (3.9ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Sunday 23 March 2025

On Sunday 23 March 2025, the sun will rise at 06:12 and will set at 18:36 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 47°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 20.5mph km/h (with gusts up to 29.2mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)7°C (44°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)7°C (45°F)8°C (46°F)
Perceived temperature2°C (36°F)2°C (36°F)2°C (36°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%90%91%92%95%95%94%92%
Barometric pressure1005 hPa1005 hPa1005 hPa1007 hPa1008 hPa1009 hPa1011 hPa1014 hPa
Cloud cover100%100%100%100%100%100%100%100%
Heat index7°C (44°F)7°C (44°F)7°C (44°F)8°C (46°F)8°C (46°F)7°C (45°F)7°C (45°F)8°C (46°F)
Dew point5°C (41°F)5°C (41°F)6°C (42°F)6°C (43°F)7°C (44°F)7°C (44°F)6°C (44°F)6°C (44°F)
Wind
Speed33km/h (21mph)33km/h (21mph)31km/h (19mph)24km/h (15mph)26km/h (16mph)23km/h (14mph)19km/h (12mph)19km/h (12mph)
Gusts46km/h (29mph)47km/h (29mph)45km/h (28mph)35km/h (22mph)40km/h (25mph)36km/h (22mph)31km/h (19mph)30km/h (19mph)
Direction 341°
NNW
335°
NNW
331°
NNW
339°
NNW
355°
N
354°
N

N

N
Wind chill2°C (36°F)2°C (36°F)2°C (36°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (40°F)
Waves
Height1.7m (5.7ft)1.9m (6.1ft)1.6m (5.2ft)1.2m (4.1ft)1.0m (3.3ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)
Direction 325°
NW
328°
NNW
327°
NNW
327°
NNW
327°
NNW
332°
NNW
336°
NNW
351°
N
Period9.4 sec.9.2 sec.8.9 sec.8.7 sec.5.6 sec.5.6 sec.5.6 sec.5.6 sec.
Significant height1.3m (4.3ft)1.3m (4.3ft)0.9m (3ft)0.5m (1.6ft)1.5m (4.9ft)1.5m (4.9ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Monday 24 March 2025

On Monday 24 March 2025, the sun will rise at 06:09 and will set at 18:38 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 47°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 11.2mph km/h (with gusts up to 22.4mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)7°C (45°F)6°C (43°F)8°C (46°F)8°C (47°F)8°C (46°F)7°C (44°F)7°C (44°F)
Perceived temperature7°C (44°F)5°C (42°F)4°C (40°F)7°C (44°F)7°C (45°F)6°C (42°F)4°C (39°F)3°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%87%86%80%78%81%84%86%
Barometric pressure1015 hPa1016 hPa1017 hPa1018 hPa1019 hPa1019 hPa1019 hPa1020 hPa
Cloud cover64%55%52%59%29%8%8%15%
Heat index8°C (46°F)7°C (45°F)6°C (43°F)8°C (46°F)8°C (47°F)8°C (46°F)7°C (44°F)7°C (44°F)
Dew point6°C (44°F)5°C (41°F)4°C (39°F)4°C (40°F)5°C (40°F)5°C (40°F)4°C (39°F)4°C (40°F)
Wind
Speed6km/h (4mph)9km/h (6mph)9km/h (6mph)6km/h (4mph)8km/h (5mph)11km/h (7mph)14km/h (9mph)18km/h (11mph)
Gusts10km/h (6mph)15km/h (9mph)15km/h (9mph)8km/h (5mph)11km/h (7mph)18km/h (11mph)28km/h (17mph)36km/h (22mph)
Direction 51°
NE
64°
ENE
37°
NE
12°
NNE
327°
NNW
296°
WNW
240°
WSW
216°
SW
Wind chill7°C (44°F)5°C (42°F)4°C (40°F)7°C (44°F)7°C (45°F)6°C (42°F)4°C (39°F)3°C (38°F)
Waves
Height0.9m (3.0ft)0.8m (2.6ft)0.6m (2.0ft)0.5m (1.7ft)0.5m (1.5ft)0.4m (1.2ft)0.3m (0.9ft)0.2m (0.6ft)
Direction 353°
N
357°
N

N
360°
N
360°
N

N

N

N
Period5.6 sec.4.9 sec.4.6 sec.4.1 sec.4.2 sec.6.4 sec.3.7 sec.3.4 sec.
Significant height0.7m (2.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.7m (2.3ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Tuesday 25 March 2025

On Tuesday 25 March 2025, the sun will rise at 06:07 and will set at 18:39 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 49°F t and a low of 38°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 14.9mph km/h (with gusts up to 22.4mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)8°C (46°F)8°C (46°F)9°C (47°F)9°C (48°F)6°C (43°F)5°C (40°F)7°C (45°F)
Perceived temperature5°C (40°F)5°C (41°F)5°C (41°F)6°C (43°F)5°C (42°F)2°C (36°F)1°C (34°F)5°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%88%96%96%79%75%81%84%
Barometric pressure1020 hPa1019 hPa1020 hPa1022 hPa1023 hPa1023 hPa1024 hPa1025 hPa
Cloud cover100%100%100%100%44%0%0%0%
Heat index8°C (46°F)8°C (46°F)8°C (46°F)9°C (47°F)9°C (48°F)6°C (43°F)5°C (40°F)7°C (45°F)
Dew point5°C (41°F)6°C (43°F)7°C (45°F)8°C (47°F)5°C (41°F)2°C (36°F)2°C (35°F)5°C (40°F)
Wind
Speed20km/h (13mph)18km/h (11mph)17km/h (10mph)14km/h (9mph)24km/h (15mph)20km/h (13mph)14km/h (9mph)9km/h (5mph)
Gusts36km/h (22mph)30km/h (19mph)26km/h (16mph)23km/h (14mph)36km/h (22mph)23km/h (14mph)29km/h (18mph)16km/h (10mph)
Direction 220°
SW
227°
SW
239°
WSW
312°
NW
329°
NNW
322°
NW
314°
NW
311°
NW
Wind chill5°C (40°F)5°C (41°F)5°C (41°F)6°C (43°F)5°C (42°F)2°C (36°F)1°C (34°F)5°C (42°F)
Waves
Height0.2m (0.6ft)0.3m (1.0ft)0.4m (1.4ft)0.6m (1.9ft)0.5m (1.8ft)0.6m (2.1ft)1.0m (3.1ft)1.2m (3.8ft)
Direction
N
253°
WSW
287°
WNW
283°
WNW
292°
WNW
308°
NW
333°
NNW
336°
NNW
Period3.1 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.2.9 sec.
Significant height0.4m (1.3ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.6m (2ft)0.8m (2.6ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Wednesday 26 March 2025

On Wednesday 26 March 2025, the sun will rise at 06:04 and will set at 18:41 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 50°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 31.1mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)7°C (44°F)6°C (43°F)8°C (47°F)10°C (50°F)10°C (51°F)8°C (47°F)8°C (47°F)
Perceived temperature6°C (43°F)6°C (42°F)4°C (39°F)6°C (43°F)7°C (45°F)7°C (44°F)4°C (39°F)4°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%84%82%75%70%75%86%92%
Barometric pressure1025 hPa1024 hPa1024 hPa1024 hPa1022 hPa1021 hPa1020 hPa1020 hPa
Cloud cover11%21%7%47%10%100%23%96%
Heat index7°C (44°F)7°C (44°F)6°C (43°F)8°C (47°F)10°C (50°F)10°C (51°F)8°C (47°F)8°C (47°F)
Dew point4°C (40°F)4°C (39°F)3°C (38°F)4°C (40°F)5°C (41°F)6°C (43°F)6°C (43°F)7°C (45°F)
Wind
Speed5km/h (3mph)5km/h (3mph)9km/h (5mph)13km/h (8mph)21km/h (13mph)33km/h (20mph)34km/h (21mph)31km/h (19mph)
Gusts9km/h (5mph)10km/h (6mph)17km/h (11mph)19km/h (12mph)35km/h (22mph)50km/h (31mph)40km/h (25mph)32km/h (20mph)
Direction 289°
WNW
231°
SW
204°
SSW
201°
SSW
206°
SSW
212°
SSW
211°
SSW
211°
SSW
Wind chill6°C (43°F)6°C (42°F)4°C (39°F)6°C (43°F)7°C (45°F)7°C (44°F)4°C (39°F)4°C (40°F)
Waves
Height1.1m (3.5ft)0.8m (2.8ft)0.6m (2.0ft)0.4m (1.5ft)0.3m (1.1ft)0.4m (1.3ft)0.5m (1.8ft)0.7m (2.3ft)
Direction 337°
NNW
337°
NNW
337°
NNW
336°
NNW
336°
NNW
240°
WSW
235°
SW
237°
WSW
Period2.9 sec.2.9 sec.4.7 sec.4.4 sec.4.1 sec.3.9 sec.3.9 sec.4.1 sec.
Significant height0.7m (2.3ft)0.4m (1.3ft)0.9m (3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Thursday 27 March 2025

On Thursday 27 March 2025, the sun will rise at 06:02 and will set at 18:43 on the beach(es) of Snowdonia National Park. 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! Be careful, the sea will be generally rough with a wind speed of up to 26.1mph km/h (with gusts up to 33.6mph). 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)7°C (44°F)7°C (44°F)8°C (47°F)8°C (47°F)9°C (48°F)8°C (46°F)8°C (47°F)
Perceived temperature6°C (43°F)3°C (38°F)3°C (38°F)5°C (41°F)4°C (40°F)4°C (40°F)3°C (38°F)3°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%94%93%76%76%78%87%91%
Barometric pressure1020 hPa1020 hPa1019 hPa1019 hPa1018 hPa1015 hPa1012 hPa1010 hPa
Cloud cover77%58%76%86%90%100%100%100%
Heat index9°C (48°F)7°C (44°F)7°C (44°F)8°C (47°F)8°C (47°F)9°C (48°F)8°C (46°F)8°C (47°F)
Dew point7°C (45°F)6°C (43°F)6°C (42°F)4°C (40°F)4°C (40°F)5°C (41°F)6°C (42°F)7°C (44°F)
Wind
Speed17km/h (11mph)20km/h (12mph)21km/h (13mph)25km/h (16mph)30km/h (18mph)37km/h (23mph)41km/h (25mph)42km/h (26mph)
Gusts27km/h (17mph)32km/h (20mph)33km/h (21mph)37km/h (23mph)44km/h (27mph)54km/h (33mph)42km/h (26mph)44km/h (27mph)
Direction 253°
WSW
262°
W
248°
WSW
243°
WSW
230°
SW
222°
SW
212°
SSW
215°
SW
Wind chill6°C (43°F)3°C (38°F)3°C (38°F)5°C (41°F)4°C (40°F)4°C (40°F)3°C (38°F)3°C (38°F)
Waves
Height0.9m (3.0ft)0.6m (1.9ft)0.6m (2.1ft)0.7m (2.2ft)0.7m (2.3ft)1.0m (3.3ft)1.2m (4.0ft)1.2m (4.0ft)
Direction 235°
SW
235°
SW
266°
W
272°
W
265°
W
234°
SW
225°
SW
240°
WSW
Period4.1 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.9m (3ft)0.9m (3ft)1.1m (3.6ft)0.7m (2.3ft)0.9m (3ft)1.3m (4.3ft)1.3m (4.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather on Friday 28 March 2025

On Friday 28 March 2025, the sun will rise at 06:00 and will set at 18:45 on the beach(es) of Snowdonia National Park. The outside temperature will be a high of 49°F t and a low of 45°F. Precipitation is in the forecast (0.2in 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 28mph km/h (with gusts up to 29.2mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (47°F)9°C (47°F)8°C (47°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (45°F)7°C (45°F)
Perceived temperature4°C (39°F)4°C (39°F)6°C (42°F)3°C (37°F)3°C (38°F)4°C (39°F)3°C (38°F)3°C (37°F)
Precipitation0in0.1in0in0in0in0in0in0in
Humidity90%94%97%92%84%73%76%78%
Barometric pressure1006 hPa1002 hPa1001 hPa1002 hPa1005 hPa1005 hPa1007 hPa1010 hPa
Cloud cover100%100%100%100%100%80%73%74%
Heat index9°C (47°F)9°C (47°F)8°C (47°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (45°F)7°C (45°F)
Dew point7°C (44°F)8°C (46°F)8°C (46°F)6°C (43°F)5°C (41°F)3°C (38°F)3°C (38°F)4°C (38°F)
Wind
Speed45km/h (28mph)40km/h (25mph)17km/h (11mph)31km/h (19mph)30km/h (19mph)26km/h (16mph)28km/h (17mph)29km/h (18mph)
Gusts47km/h (29mph)40km/h (25mph)26km/h (16mph)44km/h (27mph)43km/h (27mph)41km/h (25mph)34km/h (21mph)47km/h (29mph)
Direction 218°
SW
219°
SW
259°
WSW
320°
NW
318°
NW
315°
NW
314°
NW
303°
WNW
Wind chill4°C (39°F)4°C (39°F)6°C (42°F)3°C (37°F)3°C (38°F)4°C (39°F)3°C (38°F)3°C (37°F)
Waves
Height0.8m (2.8ft)0.7m (2.2ft)0.9m (2.9ft)0.8m (2.6ft)0.6m (2.1ft)2.5m (8.3ft)2.5m (8.2ft)2.8m (9.1ft)
Direction 264°
W
272°
W
227°
SW
231°
SW
227°
SW
310°
NW
328°
NNW
326°
NNW
Period4.3 sec.4.1 sec.4.1 sec.4.1 sec.7.2 sec.7.9 sec.8.4 sec.8.9 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)0.6m (2ft)1.0m (3.3ft)2.7m (8.9ft)1.7m (5.6ft)2.2m (7.2ft)
Sea water temperature
Water temperature5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)5°C (42°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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