Sea weather in Muan in South Korea All the beach weather in Muan

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

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

Date Outside temp. Our opinion
Sunday 14 December 202543°F to 47°Fnot recommended
Monday 15 December 202545°F to 49°Fdiscouraged
Tuesday 16 December 202549°F to 52°Frecommended
Wednesday 17 December 202540°F to 52°Fdiscouraged
Thursday 18 December 202538°F to 47°Fdiscouraged
Friday 19 December 202545°F to 54°Frecommended
Saturday 20 December 202552°F to 54°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Muan

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 07:35 and will set at 17:24 on the beach(es) of Muan. 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! Be careful, the sea will be generally rough with a wind speed of up to 31.1mph km/h (with gusts up to 39.2mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (44°F)7°C (44°F)7°C (44°F)7°C (44°F)6°C (43°F)7°C (44°F)7°C (44°F)7°C (45°F)
Perceived temperature1°C (34°F)2°C (35°F)1°C (34°F)1°C (34°F)1°C (33°F)1°C (34°F)2°C (35°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%68%66%66%59%58%65%58%
Barometric pressure1019 hPa1019 hPa1019 hPa1020 hPa1021 hPa1021 hPa1022 hPa1023 hPa
Cloud cover100%100%100%100%74%100%100%88%
Heat index6°C (44°F)7°C (44°F)7°C (44°F)7°C (44°F)6°C (43°F)7°C (44°F)7°C (44°F)7°C (45°F)
Dew point4°C (40°F)1°C (34°F)1°C (34°F)1°C (33°F)-1°C (30°F)-1°C (30°F)1°C (33°F)-0°C (31°F)
Wind
Speed41km/h (26mph)37km/h (23mph)50km/h (31mph)46km/h (29mph)45km/h (28mph)42km/h (26mph)38km/h (24mph)38km/h (23mph)
Gusts53km/h (33mph)53km/h (33mph)63km/h (39mph)60km/h (37mph)56km/h (35mph)55km/h (34mph)51km/h (32mph)49km/h (30mph)
Direction 315°
NW
312°
NW
313°
NW
322°
NW
317°
NW
318°
NW
309°
NW
313°
NW
Wind chill1°C (34°F)2°C (35°F)1°C (34°F)1°C (34°F)1°C (33°F)1°C (34°F)2°C (35°F)3°C (37°F)
Waves
Height0.7m (2.2ft)0.9m (3.0ft)1.2m (4.0ft)1.2m (4.1ft)1.2m (4.0ft)1.2m (3.9ft)1.1m (3.5ft)1.1m (3.6ft)
Direction 315°
NW
319°
NW
305°
NW
304°
NW
302°
WNW
302°
WNW
302°
WNW
304°
WNW
Period5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.
Significant height1.1m (3.6ft)1.2m (3.9ft)1.8m (5.9ft)1.6m (5.2ft)1.4m (4.6ft)1.3m (4.3ft)1.1m (3.6ft)1.2m (3.9ft)
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 Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:36 and will set at 17:24 on the beach(es) of Muan. 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 21.1mph 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 temperature8°C (46°F)8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (47°F)
Perceived temperature3°C (38°F)3°C (38°F)3°C (38°F)4°C (40°F)4°C (40°F)6°C (43°F)7°C (45°F)6°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity58%61%55%56%56%53%53%56%
Barometric pressure1024 hPa1024 hPa1025 hPa1026 hPa1027 hPa1025 hPa1025 hPa1024 hPa
Cloud cover100%72%4%31%19%61%100%42%
Heat index8°C (46°F)8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (47°F)
Dew point-0°C (32°F)1°C (33°F)-1°C (30°F)-1°C (30°F)-1°C (30°F)-2°C (29°F)-1°C (30°F)0°C (32°F)
Wind
Speed34km/h (21mph)32km/h (20mph)25km/h (16mph)16km/h (10mph)14km/h (9mph)7km/h (4mph)4km/h (3mph)10km/h (6mph)
Gusts44km/h (27mph)41km/h (26mph)33km/h (20mph)21km/h (13mph)21km/h (13mph)11km/h (7mph)6km/h (4mph)15km/h (9mph)
Direction 326°
NW
322°
NW
314°
NW
303°
WNW
291°
WNW
298°
WNW
243°
WSW
193°
SSW
Wind chill3°C (38°F)3°C (38°F)3°C (38°F)4°C (40°F)4°C (40°F)6°C (43°F)7°C (45°F)6°C (44°F)
Waves
Height1.0m (3.4ft)0.9m (2.9ft)0.7m (2.5ft)0.6m (1.9ft)0.5m (1.7ft)0.4m (1.5ft)0.4m (1.3ft)0.4m (1.3ft)
Direction 303°
WNW
303°
WNW
304°
WNW
302°
WNW
303°
WNW
304°
NW
301°
WNW
296°
WNW
Period5.4 sec.5.4 sec.5.4 sec.5.4 sec.6.2 sec.6.0 sec.5.7 sec.5.6 sec.
Significant height1.2m (3.9ft)0.9m (3ft)0.7m (2.3ft)0.5m (1.6ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)
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 on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:36 and will set at 17:24 on the beach(es) of Muan. The outside temperature will be a high of 52°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 9.9mph km/h (with gusts up to 13.7mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)10°C (49°F)10°C (50°F)9°C (48°F)9°C (48°F)10°C (50°F)10°C (51°F)11°C (51°F)
Perceived temperature7°C (44°F)7°C (45°F)8°C (47°F)7°C (45°F)6°C (44°F)8°C (46°F)9°C (48°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%62%63%70%75%75%75%76%
Barometric pressure1024 hPa1024 hPa1023 hPa1023 hPa1023 hPa1021 hPa1022 hPa1022 hPa
Cloud cover16%66%73%64%94%93%88%72%
Heat index9°C (48°F)10°C (49°F)10°C (50°F)9°C (48°F)9°C (48°F)10°C (50°F)10°C (51°F)11°C (51°F)
Dew point1°C (35°F)3°C (37°F)3°C (38°F)4°C (39°F)5°C (40°F)6°C (42°F)6°C (43°F)7°C (44°F)
Wind
Speed13km/h (8mph)16km/h (10mph)13km/h (8mph)11km/h (7mph)15km/h (9mph)14km/h (9mph)12km/h (7mph)9km/h (6mph)
Gusts17km/h (11mph)22km/h (14mph)18km/h (11mph)16km/h (10mph)22km/h (13mph)21km/h (13mph)18km/h (11mph)13km/h (8mph)
Direction 208°
SSW
215°
SW
221°
SW
172°
S
167°
SSE
160°
SSE
159°
SSE
168°
SSE
Wind chill7°C (44°F)7°C (45°F)8°C (47°F)7°C (45°F)6°C (44°F)8°C (46°F)9°C (48°F)10°C (50°F)
Waves
Height0.4m (1.4ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.4ft)0.4m (1.3ft)0.3m (1.1ft)
Direction 298°
WNW
293°
WNW
287°
WNW
288°
WNW
285°
WNW
283°
WNW
280°
W
278°
W
Period5.0 sec.5.4 sec.5.4 sec.5.4 sec.5.4 sec.5.8 sec.5.8 sec.5.7 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:37 and will set at 17:25 on the beach(es) of Muan. 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! The sea will be generally calm, with a wind speed of up to 22.4mph km/h (with gusts up to 32.3mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (51°F)10°C (50°F)9°C (48°F)9°C (47°F)8°C (46°F)7°C (45°F)4°C (39°F)8°C (46°F)
Perceived temperature10°C (50°F)7°C (44°F)5°C (41°F)5°C (40°F)4°C (39°F)3°C (37°F)-2°C (29°F)3°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%80%75%68%67%66%61%61%
Barometric pressure1022 hPa1022 hPa1022 hPa1024 hPa1024 hPa1024 hPa1025 hPa1027 hPa
Cloud cover86%87%100%87%55%18%0%0%
Heat index11°C (51°F)10°C (50°F)9°C (48°F)9°C (47°F)8°C (46°F)7°C (45°F)4°C (39°F)8°C (46°F)
Dew point7°C (45°F)7°C (44°F)5°C (40°F)3°C (38°F)2°C (36°F)2°C (35°F)-3°C (27°F)0°C (33°F)
Wind
Speed7km/h (4mph)27km/h (17mph)31km/h (19mph)33km/h (21mph)33km/h (21mph)36km/h (22mph)36km/h (22mph)31km/h (19mph)
Gusts10km/h (6mph)37km/h (23mph)41km/h (26mph)43km/h (27mph)46km/h (28mph)52km/h (33mph)37km/h (23mph)41km/h (26mph)
Direction 314°
NW

N
351°
N
348°
NNW
350°
N
349°
N
351°
N
353°
N
Wind chill10°C (50°F)7°C (44°F)5°C (41°F)5°C (40°F)4°C (39°F)3°C (37°F)-2°C (29°F)3°C (38°F)
Waves
Height0.3m (1.0ft)0.4m (1.3ft)0.6m (1.8ft)0.5m (1.8ft)0.6m (2.1ft)0.8m (2.6ft)0.9m (2.9ft)0.9m (2.9ft)
Direction 275°
W
272°
W
349°
NNW
355°
N
340°
NNW
328°
NNW
309°
NW
309°
NW
Period5.5 sec.5.3 sec.5.3 sec.4.9 sec.4.9 sec.5.1 sec.5.1 sec.5.1 sec.
Significant height0.4m (1.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)
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 Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:38 and will set at 17:25 on the beach(es) of Muan. 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! 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 temperature8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)4°C (40°F)4°C (40°F)4°C (38°F)7°C (45°F)
Perceived temperature4°C (39°F)4°C (39°F)3°C (38°F)4°C (39°F)1°C (34°F)1°C (33°F)0°C (32°F)5°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%60%63%65%67%64%62%58%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1028 hPa1026 hPa1026 hPa1025 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index8°C (46°F)7°C (45°F)7°C (45°F)7°C (44°F)4°C (40°F)4°C (40°F)4°C (38°F)7°C (45°F)
Dew point0°C (32°F)0°C (32°F)1°C (33°F)0°C (33°F)-1°C (30°F)-2°C (29°F)-3°C (27°F)-0°C (31°F)
Wind
Speed26km/h (16mph)23km/h (14mph)23km/h (14mph)15km/h (9mph)12km/h (8mph)16km/h (10mph)15km/h (9mph)10km/h (6mph)
Gusts34km/h (21mph)30km/h (19mph)30km/h (19mph)20km/h (12mph)24km/h (15mph)34km/h (21mph)31km/h (19mph)15km/h (9mph)
Direction 357°
N

N
12°
NNE
29°
NNE
13°
NNE

N
17°
NNE
33°
NNE
Wind chill4°C (39°F)4°C (39°F)3°C (38°F)4°C (39°F)1°C (34°F)1°C (33°F)0°C (32°F)5°C (42°F)
Waves
Height0.9m (2.9ft)0.7m (2.4ft)0.7m (2.2ft)0.5m (1.8ft)0.4m (1.5ft)0.4m (1.3ft)0.4m (1.2ft)0.3m (1.0ft)
Direction 309°
NW
310°
NW
312°
NW
313°
NW
313°
NW
313°
NW
313°
NW
311°
NW
Period5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.2 sec.
Significant height1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
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 Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:38 and will set at 17:26 on the beach(es) of Muan. 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! The sea will be generally calm, with a wind speed of up to 9.3mph km/h (with gusts up to 19.3mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (44°F)8°C (46°F)11°C (51°F)12°C (53°F)
Perceived temperature6°C (43°F)5°C (41°F)5°C (41°F)5°C (41°F)4°C (39°F)6°C (43°F)10°C (50°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%58%58%60%66%70%74%73%
Barometric pressure1025 hPa1024 hPa1024 hPa1025 hPa1024 hPa1022 hPa1022 hPa1022 hPa
Cloud cover0%0%0%0%0%0%15%13%
Heat index7°C (45°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (44°F)8°C (46°F)11°C (51°F)12°C (53°F)
Dew point-1°C (30°F)-0°C (31°F)-0°C (31°F)0°C (33°F)1°C (33°F)3°C (37°F)6°C (43°F)7°C (44°F)
Wind
Speed7km/h (4mph)12km/h (8mph)12km/h (8mph)13km/h (8mph)15km/h (9mph)10km/h (6mph)6km/h (4mph)12km/h (7mph)
Gusts10km/h (6mph)17km/h (11mph)17km/h (10mph)18km/h (11mph)31km/h (19mph)22km/h (14mph)11km/h (7mph)21km/h (13mph)
Direction 115°
ESE
145°
SE
154°
SSE
147°
SSE
153°
SSE
172°
S
127°
SE
115°
ESE
Wind chill6°C (43°F)5°C (41°F)5°C (41°F)5°C (41°F)4°C (39°F)6°C (43°F)10°C (50°F)10°C (50°F)
Waves
Height0.2m (0.8ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.5ft)0.2m (0.6ft)
Direction 312°
NW
309°
NW
312°
NW
308°
NW
312°
NW
314°
NW
304°
WNW
284°
WNW
Period5.0 sec.4.7 sec.4.6 sec.4.4 sec.4.2 sec.3.0 sec.3.2 sec.3.4 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)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 on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 07:39 and will set at 17:26 on the beach(es) of Muan. The outside temperature will be a high of 54°F t and a low of 52°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 15.5mph km/h (with gusts up to 25.5mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)12°C (54°F)11°C (52°F)11°C (52°F)
Perceived temperature10°C (49°F)9°C (49°F)10°C (49°F)10°C (51°F)11°C (52°F)11°C (52°F)9°C (48°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%76%77%78%78%75%82%86%
Barometric pressure1022 hPa1022 hPa1021 hPa1022 hPa1023 hPa1022 hPa1024 hPa1025 hPa
Cloud cover16%36%17%66%72%100%100%100%
Heat index11°C (52°F)11°C (51°F)11°C (52°F)11°C (52°F)12°C (53°F)12°C (54°F)11°C (52°F)11°C (52°F)
Dew point7°C (44°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (46°F)8°C (47°F)9°C (48°F)
Wind
Speed11km/h (7mph)12km/h (8mph)11km/h (7mph)8km/h (5mph)6km/h (4mph)8km/h (5mph)23km/h (14mph)25km/h (16mph)
Gusts22km/h (13mph)24km/h (15mph)21km/h (13mph)15km/h (9mph)11km/h (7mph)15km/h (9mph)41km/h (25mph)31km/h (19mph)
Direction 111°
ESE
105°
ESE
88°
E
106°
ESE
109°
ESE
19°
NNE
10°
N

N
Wind chill10°C (49°F)9°C (49°F)10°C (49°F)10°C (51°F)11°C (52°F)11°C (52°F)9°C (48°F)8°C (47°F)
Waves
Height0.2m (0.6ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.3ft)0.1m (0.5ft)0.2m (0.6ft)0.3m (0.9ft)
Direction 266°
W
260°
W
258°
WSW
256°
WSW
256°
WSW
17°
NNE
15°
NNE
10°
N
Period4.0 sec.4.1 sec.4.1 sec.4.2 sec.4.0 sec.3.8 sec.3.8 sec.3.8 sec.
Significant height0.3m (1ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)9°C (49°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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