Sea weather in Ulleungdo Island in South Korea All the beach weather in Ulleungdo Island

All the essential weather information for enjoying the beach in Ulleungdo Island in South Korea, 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 Ulleungdo Island over the next 7 days?

Discover the best moment to go to the beach in Ulleungdo Island in South Korea this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Ulleungdo Island. 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 202538°F to 47°Fnot recommended
Saturday 6 December 202545°F to 54°Fnot recommended
Sunday 7 December 202550°F to 58°Fnot recommended
Monday 8 December 202541°F to 56°Fnot recommended
Tuesday 9 December 202543°F to 50°Fdiscouraged
Wednesday 10 December 202550°F to 54°Fdiscouraged
Thursday 11 December 202554°F to 56°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Ulleungdo Island

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 07:16 and will set at 17:01 on the beach(es) of Ulleungdo Island. The outside temperature will be a high of 47°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! Be careful, the sea will be generally rough with a wind speed of up to 35.4mph km/h (with gusts up to 42.9mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)6°C (43°F)6°C (44°F)7°C (44°F)7°C (44°F)3°C (38°F)4°C (39°F)8°C (46°F)
Perceived temperature1°C (34°F)0°C (32°F)1°C (33°F)1°C (35°F)3°C (37°F)-1°C (29°F)-1°C (30°F)4°C (39°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%58%62%63%56%58%51%54%
Barometric pressure1019 hPa1020 hPa1020 hPa1023 hPa1023 hPa1023 hPa1022 hPa1022 hPa
Cloud cover82%100%71%100%33%0%0%0%
Heat index7°C (44°F)6°C (43°F)6°C (44°F)7°C (44°F)7°C (44°F)3°C (38°F)4°C (39°F)8°C (46°F)
Dew point1°C (34°F)-2°C (29°F)-0°C (32°F)0°C (32°F)-1°C (29°F)-4°C (25°F)-5°C (22°F)-1°C (30°F)
Wind
Speed57km/h (36mph)46km/h (29mph)49km/h (31mph)40km/h (25mph)25km/h (16mph)23km/h (15mph)28km/h (18mph)26km/h (16mph)
Gusts69km/h (43mph)55km/h (34mph)58km/h (36mph)50km/h (31mph)32km/h (20mph)28km/h (18mph)32km/h (20mph)32km/h (20mph)
Direction 261°
W
299°
WNW
322°
NW
325°
NW
297°
WNW
227°
SW
218°
SW
225°
SW
Wind chill1°C (34°F)0°C (32°F)1°C (33°F)1°C (35°F)3°C (37°F)-1°C (29°F)-1°C (30°F)4°C (39°F)
Waves
Height2.3m (7.4ft)2.1m (7.1ft)2.3m (7.6ft)2.3m (7.6ft)1.8m (5.8ft)1.3m (4.4ft)1.1m (3.7ft)1.1m (3.5ft)
Direction 261°
W
287°
WNW
329°
NNW
341°
NNW
342°
NNW
340°
NNW
343°
NNW
18°
NNE
Period7.8 sec.7.8 sec.5.4 sec.5.4 sec.7.2 sec.6.6 sec.6.2 sec.8.5 sec.
Significant height2.5m (8.2ft)1.6m (5.2ft)1.9m (6.2ft)1.5m (4.9ft)0.5m (1.6ft)0.6m (2ft)1.0m (3.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 07:17 and will set at 17:01 on the beach(es) of Ulleungdo Island. The outside temperature will be a high of 54°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 25.5mph km/h (with gusts up to 31.1mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)9°C (48°F)9°C (47°F)9°C (48°F)7°C (45°F)8°C (47°F)9°C (49°F)12°C (53°F)
Perceived temperature4°C (40°F)5°C (41°F)5°C (40°F)6°C (43°F)4°C (40°F)5°C (41°F)5°C (41°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity57%56%59%54%51%54%60%63%
Barometric pressure1021 hPa1020 hPa1020 hPa1021 hPa1020 hPa1019 hPa1020 hPa1020 hPa
Cloud cover27%2%4%10%0%3%5%14%
Heat index8°C (46°F)9°C (48°F)9°C (47°F)9°C (48°F)7°C (45°F)8°C (47°F)9°C (49°F)12°C (53°F)
Dew point0°C (32°F)0°C (33°F)1°C (34°F)0°C (33°F)-2°C (28°F)-0°C (31°F)2°C (36°F)5°C (41°F)
Wind
Speed26km/h (16mph)32km/h (20mph)31km/h (19mph)22km/h (14mph)15km/h (10mph)25km/h (15mph)37km/h (23mph)41km/h (25mph)
Gusts31km/h (19mph)37km/h (23mph)36km/h (22mph)27km/h (17mph)29km/h (18mph)41km/h (26mph)38km/h (24mph)50km/h (31mph)
Direction 216°
SW
220°
SW
244°
WSW
249°
WSW
255°
WSW
242°
WSW
249°
WSW
251°
WSW
Wind chill4°C (40°F)5°C (41°F)5°C (40°F)6°C (43°F)4°C (40°F)5°C (41°F)5°C (41°F)8°C (47°F)
Waves
Height1.0m (3.4ft)1.0m (3.3ft)1.0m (3.2ft)0.9m (3.1ft)0.9m (3.0ft)1.2m (3.9ft)1.3m (4.2ft)1.4m (4.7ft)
Direction 15°
NNE
13°
NNE
11°
NNE
230°
SW
232°
SW
237°
WSW
243°
WSW
239°
WSW
Period7.8 sec.7.2 sec.6.8 sec.6.5 sec.6.2 sec.6.8 sec.6.6 sec.5.8 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)0.8m (2.6ft)0.9m (3ft)1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 07:18 and will set at 17:01 on the beach(es) of Ulleungdo Island. The outside temperature will be a high of 58°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! Be careful, the sea will be generally rough with a wind speed of up to 28.6mph km/h (with gusts up to 34.8mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (55°F)13°C (55°F)12°C (54°F)13°C (55°F)11°C (51°F)12°C (53°F)14°C (57°F)14°C (57°F)
Perceived temperature10°C (49°F)9°C (49°F)9°C (48°F)10°C (50°F)7°C (44°F)9°C (47°F)11°C (52°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%60%66%59%59%52%45%49%
Barometric pressure1019 hPa1019 hPa1018 hPa1019 hPa1019 hPa1018 hPa1019 hPa1019 hPa
Cloud cover73%36%26%0%0%4%100%100%
Heat index13°C (55°F)13°C (55°F)12°C (54°F)13°C (55°F)11°C (51°F)12°C (53°F)14°C (57°F)14°C (57°F)
Dew point6°C (42°F)5°C (42°F)6°C (43°F)5°C (41°F)3°C (37°F)2°C (36°F)2°C (36°F)3°C (38°F)
Wind
Speed44km/h (27mph)46km/h (28mph)44km/h (27mph)40km/h (25mph)38km/h (24mph)40km/h (25mph)33km/h (21mph)36km/h (23mph)
Gusts53km/h (33mph)56km/h (35mph)53km/h (33mph)49km/h (30mph)43km/h (27mph)45km/h (28mph)46km/h (29mph)47km/h (29mph)
Direction 243°
WSW
249°
WSW
255°
WSW
257°
WSW
254°
WSW
254°
WSW
254°
WSW
247°
WSW
Wind chill10°C (49°F)9°C (49°F)9°C (48°F)10°C (50°F)7°C (44°F)9°C (47°F)11°C (52°F)11°C (52°F)
Waves
Height1.8m (5.8ft)2.0m (6.4ft)1.9m (6.2ft)1.7m (5.5ft)1.6m (5.3ft)1.6m (5.4ft)1.6m (5.3ft)1.4m (4.5ft)
Direction 238°
WSW
236°
WSW
238°
WSW
239°
WSW
247°
WSW
242°
WSW
236°
SW
251°
WSW
Period5.9 sec.6.0 sec.6.0 sec.5.4 sec.5.4 sec.6.6 sec.6.9 sec.6.9 sec.
Significant height1.8m (5.9ft)1.8m (5.9ft)1.6m (5.2ft)1.3m (4.3ft)1.1m (3.6ft)1.8m (5.9ft)1.7m (5.6ft)1.6m (5.2ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 07:19 and will set at 17:01 on the beach(es) of Ulleungdo Island. 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 28mph 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 temperature13°C (56°F)12°C (53°F)10°C (50°F)9°C (48°F)9°C (48°F)6°C (43°F)5°C (42°F)9°C (49°F)
Perceived temperature11°C (51°F)8°C (46°F)6°C (43°F)5°C (41°F)5°C (41°F)2°C (35°F)2°C (35°F)6°C (43°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%53%50%48%45%41%37%41%
Barometric pressure1019 hPa1020 hPa1021 hPa1023 hPa1023 hPa1023 hPa1024 hPa1025 hPa
Cloud cover46%29%13%100%22%0%0%0%
Heat index13°C (56°F)12°C (53°F)10°C (50°F)9°C (48°F)9°C (48°F)6°C (43°F)5°C (42°F)9°C (49°F)
Dew point4°C (40°F)2°C (36°F)0°C (32°F)-1°C (30°F)-2°C (28°F)-6°C (21°F)-8°C (18°F)-3°C (27°F)
Wind
Speed37km/h (23mph)45km/h (28mph)39km/h (24mph)36km/h (23mph)32km/h (20mph)26km/h (16mph)18km/h (11mph)23km/h (14mph)
Gusts46km/h (29mph)54km/h (33mph)46km/h (28mph)42km/h (26mph)41km/h (26mph)29km/h (18mph)18km/h (11mph)29km/h (18mph)
Direction 261°
W
301°
WNW
302°
WNW
313°
NW
312°
NW
309°
NW
309°
NW
322°
NW
Wind chill11°C (51°F)8°C (46°F)6°C (43°F)5°C (41°F)5°C (41°F)2°C (35°F)2°C (35°F)6°C (43°F)
Waves
Height1.4m (4.6ft)1.5m (4.8ft)1.8m (5.8ft)2.0m (6.7ft)1.8m (5.9ft)1.5m (5.0ft)1.3m (4.3ft)1.2m (3.9ft)
Direction 253°
WSW
269°
W
327°
NNW
337°
NNW
333°
NNW
332°
NNW
332°
NNW
334°
NNW
Period6.9 sec.5.5 sec.5.5 sec.4.3 sec.4.3 sec.7.4 sec.7.0 sec.4.5 sec.
Significant height1.8m (5.9ft)1.5m (4.9ft)1.4m (4.6ft)1.2m (3.9ft)0.9m (3ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 07:20 and will set at 17:01 on the beach(es) of Ulleungdo Island. 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 14.9mph km/h (with gusts up to 18mph). Wave height will be up to 4.9ft 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)8°C (47°F)7°C (44°F)6°C (43°F)10°C (49°F)
Perceived temperature7°C (44°F)6°C (43°F)6°C (43°F)7°C (45°F)6°C (42°F)4°C (39°F)4°C (38°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity45%47%46%42%44%44%34%36%
Barometric pressure1025 hPa1026 hPa1026 hPa1027 hPa1027 hPa1027 hPa1027 hPa1027 hPa
Cloud cover0%0%0%2%3%0%0%0%
Heat index9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)8°C (47°F)7°C (44°F)6°C (43°F)10°C (49°F)
Dew point-2°C (29°F)-1°C (30°F)-2°C (29°F)-3°C (26°F)-3°C (26°F)-5°C (23°F)-9°C (16°F)-5°C (24°F)
Wind
Speed19km/h (12mph)24km/h (15mph)23km/h (14mph)13km/h (8mph)15km/h (9mph)14km/h (9mph)12km/h (7mph)10km/h (6mph)
Gusts24km/h (15mph)29km/h (18mph)28km/h (17mph)17km/h (10mph)24km/h (15mph)29km/h (18mph)24km/h (15mph)13km/h (8mph)
Direction 309°
NW
328°
NNW
335°
NNW
313°
NW
268°
W
277°
W
310°
NW
319°
NW
Wind chill7°C (44°F)6°C (43°F)6°C (43°F)7°C (45°F)6°C (42°F)4°C (39°F)4°C (38°F)8°C (47°F)
Waves
Height1.2m (3.9ft)1.3m (4.4ft)1.5m (4.8ft)1.5m (4.8ft)1.4m (4.7ft)1.4m (4.5ft)1.2m (4.0ft)1.1m (3.5ft)
Direction 343°
NNW
357°
N
10°
N
11°
N
12°
NNE
11°
NNE
11°
N
11°
N
Period7.4 sec.4.1 sec.7.4 sec.8.0 sec.8.6 sec.8.3 sec.7.9 sec.7.4 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)1.4m (4.6ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 07:20 and will set at 17:01 on the beach(es) of Ulleungdo Island. 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 16.2mph km/h (with gusts up to 21.1mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)10°C (50°F)10°C (51°F)10°C (51°F)10°C (50°F)11°C (52°F)12°C (54°F)12°C (54°F)
Perceived temperature9°C (49°F)10°C (49°F)8°C (47°F)8°C (46°F)7°C (45°F)9°C (48°F)10°C (50°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity36%36%40%55%58%54%46%41%
Barometric pressure1027 hPa1027 hPa1025 hPa1026 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover0%0%32%100%26%100%100%100%
Heat index10°C (49°F)10°C (50°F)10°C (51°F)10°C (51°F)10°C (50°F)11°C (52°F)12°C (54°F)12°C (54°F)
Dew point-5°C (23°F)-5°C (24°F)-3°C (27°F)2°C (35°F)2°C (36°F)2°C (36°F)1°C (34°F)-0°C (31°F)
Wind
Speed5km/h (3mph)5km/h (3mph)14km/h (9mph)22km/h (14mph)26km/h (16mph)18km/h (11mph)16km/h (10mph)12km/h (7mph)
Gusts6km/h (4mph)7km/h (4mph)18km/h (11mph)28km/h (17mph)34km/h (21mph)24km/h (15mph)23km/h (14mph)16km/h (10mph)
Direction 349°
NNW
203°
SSW
172°
S
221°
SW
239°
WSW
254°
WSW
273°
W
303°
WNW
Wind chill9°C (49°F)10°C (49°F)8°C (47°F)8°C (46°F)7°C (45°F)9°C (48°F)10°C (50°F)11°C (52°F)
Waves
Height0.9m (3.0ft)0.8m (2.7ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)0.6m (2.1ft)0.6m (1.9ft)0.5m (1.7ft)
Direction 13°
NNE
12°
NNE
13°
NNE

N

N

N

N

N
Period6.9 sec.6.7 sec.6.4 sec.6.2 sec.6.2 sec.5.9 sec.5.7 sec.5.3 sec.
Significant height1.3m (4.3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 07:21 and will set at 17:01 on the beach(es) of Ulleungdo Island. The outside temperature will be a high of 56°F t and a low of 54°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 13.1mph km/h (with gusts up to 17.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (54°F)13°C (55°F)12°C (54°F)13°C (55°F)12°C (53°F)12°C (54°F)12°C (53°F)12°C (54°F)
Perceived temperature12°C (54°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)10°C (51°F)10°C (50°F)10°C (51°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity41%42%46%52%54%60%61%61%
Barometric pressure1023 hPa1023 hPa1023 hPa1024 hPa1023 hPa1023 hPa1024 hPa1025 hPa
Cloud cover56%46%19%3%20%37%63%45%
Heat index12°C (54°F)13°C (55°F)12°C (54°F)13°C (55°F)12°C (53°F)12°C (54°F)12°C (53°F)12°C (54°F)
Dew point-0°C (31°F)0°C (32°F)1°C (34°F)3°C (37°F)3°C (37°F)5°C (40°F)5°C (41°F)5°C (41°F)
Wind
Speed6km/h (4mph)6km/h (4mph)9km/h (5mph)14km/h (9mph)9km/h (6mph)17km/h (11mph)19km/h (12mph)21km/h (13mph)
Gusts8km/h (5mph)8km/h (5mph)12km/h (7mph)18km/h (11mph)13km/h (8mph)24km/h (15mph)27km/h (17mph)28km/h (17mph)
Direction 304°
NW
331°
NNW
352°
N
355°
N
346°
NNW
332°
NNW
326°
NW
320°
NW
Wind chill12°C (54°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)10°C (51°F)10°C (50°F)10°C (51°F)
Waves
Height0.6m (2.1ft)0.7m (2.4ft)0.7m (2.2ft)0.6m (1.8ft)0.5m (1.6ft)0.5m (1.5ft)0.5m (1.5ft)0.4m (1.4ft)
Direction 205°
SSW
216°
SW
216°
SW
209°
SSW
200°
SSW
210°
SSW
253°
WSW
328°
NNW
Period5.1 sec.5.4 sec.4.2 sec.4.2 sec.4.3 sec.4.1 sec.5.2 sec.4.6 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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