Sea weather in Ansan-si in South Korea All the beach weather in Ansan-si

All the essential weather information for enjoying the beach in Ansan-si 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 Ansan-si over the next 7 days?

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

Date Outside temp. Our opinion
Thursday 29 January 202618°F to 27°Fnot recommended
Friday 30 January 202620°F to 25°Fnot recommended
Saturday 31 January 202623°F to 31°Fnot recommended
Sunday 1 February 202625°F to 34°Fnot recommended
Monday 2 February 202627°F to 34°Fnot recommended
Tuesday 3 February 202631°F to 38°Fnot recommended
Wednesday 4 February 202636°F to 41°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Ansan-si

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 07:40 and will set at 17:54 on the beach(es) of Ansan-si. The outside temperature will be a high of 27°F t and a low of 18°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 19.9mph km/h (with gusts up to 30.5mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-3°C (26°F)-4°C (26°F)-4°C (25°F)-4°C (24°F)-4°C (25°F)-5°C (22°F)-4°C (26°F)-5°C (23°F)
Perceived temperature-9°C (15°F)-9°C (15°F)-9°C (15°F)-9°C (15°F)-11°C (13°F)-13°C (9°F)-11°C (11°F)-13°C (9°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity46%52%53%51%43%38%39%44%
Barometric pressure1030 hPa1030 hPa1029 hPa1031 hPa1031 hPa1029 hPa1030 hPa1031 hPa
Cloud cover28%43%66%10%6%0%14%3%
Heat index-3°C (26°F)-4°C (26°F)-4°C (25°F)-4°C (24°F)-4°C (25°F)-5°C (22°F)-4°C (26°F)-5°C (23°F)
Dew point-13°C (8°F)-12°C (10°F)-12°C (11°F)-13°C (9°F)-15°C (5°F)-17°C (1°F)-16°C (4°F)-15°C (5°F)
Wind
Speed20km/h (13mph)18km/h (11mph)16km/h (10mph)14km/h (9mph)21km/h (13mph)25km/h (16mph)32km/h (20mph)32km/h (20mph)
Gusts27km/h (17mph)24km/h (15mph)22km/h (14mph)19km/h (12mph)31km/h (19mph)27km/h (17mph)49km/h (30mph)40km/h (25mph)
Direction 324°
NW
320°
NW
326°
NW
331°
NNW
317°
NW
309°
NW
318°
NW
328°
NNW
Wind chill-9°C (15°F)-9°C (15°F)-9°C (15°F)-9°C (15°F)-11°C (13°F)-13°C (9°F)-11°C (11°F)-13°C (9°F)
Waves
Height0.3m (1.1ft)0.3m (1.0ft)0.3m (1.1ft)0.2m (0.7ft)0.3m (0.9ft)0.5m (1.5ft)0.6m (2.0ft)0.6m (1.9ft)
Direction 319°
NW
315°
NW
294°
WNW
309°
NW
303°
WNW
292°
WNW
292°
WNW
316°
NW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)0.6m (2ft)0.8m (2.6ft)1.2m (3.9ft)1.2m (3.9ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 07:39 and will set at 17:55 on the beach(es) of Ansan-si. The outside temperature will be a high of 25°F t and a low of 20°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 24.9mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-6°C (22°F)-6°C (21°F)-6°C (21°F)-7°C (20°F)-6°C (22°F)-4°C (24°F)-5°C (23°F)-4°C (25°F)
Perceived temperature-14°C (7°F)-15°C (6°F)-14°C (6°F)-15°C (6°F)-13°C (9°F)-11°C (12°F)-12°C (11°F)-10°C (13°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity50%52%51%51%46%42%40%45%
Barometric pressure1032 hPa1032 hPa1031 hPa1032 hPa1032 hPa1031 hPa1030 hPa1032 hPa
Cloud cover32%78%96%15%98%80%9%6%
Heat index-6°C (22°F)-6°C (21°F)-6°C (21°F)-7°C (20°F)-6°C (22°F)-4°C (24°F)-5°C (23°F)-4°C (25°F)
Dew point-14°C (6°F)-14°C (6°F)-15°C (5°F)-15°C (5°F)-15°C (4°F)-15°C (5°F)-16°C (3°F)-14°C (7°F)
Wind
Speed33km/h (20mph)31km/h (19mph)28km/h (18mph)27km/h (17mph)23km/h (15mph)24km/h (15mph)22km/h (13mph)21km/h (13mph)
Gusts40km/h (25mph)38km/h (23mph)35km/h (22mph)32km/h (20mph)29km/h (18mph)32km/h (20mph)35km/h (22mph)28km/h (17mph)
Direction 330°
NNW
324°
NW
331°
NNW
332°
NNW
323°
NW
327°
NNW
338°
NNW
321°
NW
Wind chill-14°C (7°F)-15°C (6°F)-14°C (6°F)-15°C (6°F)-13°C (9°F)-11°C (12°F)-12°C (11°F)-10°C (13°F)
Waves
Height0.6m (2.0ft)0.6m (1.9ft)0.5m (1.7ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)0.4m (1.3ft)
Direction 309°
NW
310°
NW
315°
NW
319°
NW
316°
NW
305°
NW
315°
NW
316°
NW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Saturday 31 January 2026

On Saturday 31 January 2026, the sun will rise at 07:38 and will set at 17:56 on the beach(es) of Ansan-si. The outside temperature will be a high of 31°F t and a low of 23°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 14.3mph km/h (with gusts up to 19.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-4°C (24°F)-4°C (24°F)-4°C (24°F)-4°C (25°F)-4°C (26°F)-3°C (27°F)-3°C (27°F)-1°C (30°F)
Perceived temperature-11°C (13°F)-10°C (14°F)-9°C (16°F)-8°C (18°F)-8°C (18°F)-8°C (18°F)-8°C (18°F)-7°C (19°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity47%45%46%45%39%41%39%40%
Barometric pressure1031 hPa1031 hPa1030 hPa1030 hPa1030 hPa1028 hPa1028 hPa1028 hPa
Cloud cover8%5%15%15%9%12%5%0%
Heat index-4°C (24°F)-4°C (24°F)-4°C (24°F)-4°C (25°F)-4°C (26°F)-3°C (27°F)-3°C (27°F)-1°C (30°F)
Dew point-14°C (7°F)-15°C (6°F)-14°C (7°F)-14°C (7°F)-15°C (4°F)-14°C (7°F)-15°C (6°F)-13°C (9°F)
Wind
Speed19km/h (12mph)15km/h (10mph)11km/h (7mph)9km/h (5mph)10km/h (6mph)16km/h (10mph)17km/h (10mph)23km/h (14mph)
Gusts25km/h (16mph)21km/h (13mph)16km/h (10mph)12km/h (7mph)16km/h (10mph)24km/h (15mph)30km/h (19mph)32km/h (20mph)
Direction 347°
NNW
326°
NNW
330°
NNW
342°
NNW
329°
NNW
298°
WNW
310°
NW
320°
NW
Wind chill-11°C (13°F)-10°C (14°F)-9°C (16°F)-8°C (18°F)-8°C (18°F)-8°C (18°F)-8°C (18°F)-7°C (19°F)
Waves
Height0.4m (1.2ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (0.9ft)0.2m (0.8ft)0.3m (0.9ft)0.3m (1.0ft)0.4m (1.3ft)
Direction 324°
NW
322°
NW
329°
NNW
330°
NNW
325°
NW
310°
NW
300°
WNW
306°
NW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 07:38 and will set at 17:57 on the beach(es) of Ansan-si. The outside temperature will be a high of 34°F t and a low of 25°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 21.8mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-2°C (29°F)-2°C (28°F)-2°C (28°F)-3°C (27°F)-3°C (27°F)-1°C (30°F)1°C (33°F)0°C (32°F)
Perceived temperature-8°C (17°F)-8°C (18°F)-8°C (17°F)-9°C (16°F)-9°C (16°F)-7°C (20°F)-5°C (23°F)-5°C (23°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity45%49%50%41%41%51%55%59%
Barometric pressure1028 hPa1028 hPa1027 hPa1028 hPa1028 hPa1026 hPa1026 hPa1026 hPa
Cloud cover0%2%0%2%3%28%100%81%
Heat index-2°C (29°F)-2°C (28°F)-2°C (28°F)-3°C (27°F)-3°C (27°F)-1°C (30°F)1°C (33°F)0°C (32°F)
Dew point-12°C (10°F)-11°C (12°F)-11°C (12°F)-14°C (6°F)-14°C (7°F)-10°C (14°F)-7°C (19°F)-7°C (20°F)
Wind
Speed24km/h (15mph)21km/h (13mph)22km/h (13mph)23km/h (14mph)21km/h (13mph)22km/h (14mph)24km/h (15mph)21km/h (13mph)
Gusts31km/h (20mph)29km/h (18mph)29km/h (18mph)30km/h (19mph)35km/h (21mph)31km/h (19mph)35km/h (22mph)30km/h (19mph)
Direction 322°
NW
322°
NW
324°
NW
325°
NW
313°
NW
292°
WNW
293°
WNW
319°
NW
Wind chill-8°C (17°F)-8°C (18°F)-8°C (17°F)-9°C (16°F)-9°C (16°F)-7°C (20°F)-5°C (23°F)-5°C (23°F)
Waves
Height0.5m (1.5ft)0.5m (1.5ft)0.5m (1.5ft)0.4m (1.5ft)0.4m (1.4ft)0.4m (1.4ft)0.6m (1.9ft)0.5m (1.6ft)
Direction 309°
NW
306°
NW
306°
NW
316°
NW
304°
WNW
295°
WNW
285°
WNW
291°
WNW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)1.1m (3.6ft)0.9m (3ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 07:37 and will set at 17:58 on the beach(es) of Ansan-si. The outside temperature will be a high of 34°F t and a low of 27°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 21.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (30°F)-1°C (30°F)-1°C (30°F)-1°C (30°F)-0°C (32°F)-1°C (30°F)-3°C (27°F)-0°C (31°F)
Perceived temperature-7°C (20°F)-5°C (22°F)-4°C (25°F)-2°C (28°F)-1°C (31°F)-5°C (23°F)-9°C (16°F)-6°C (21°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%45%50%47%44%52%59%48%
Barometric pressure1027 hPa1027 hPa1026 hPa1026 hPa1026 hPa1024 hPa1025 hPa1027 hPa
Cloud cover9%43%82%74%69%3%0%2%
Heat index-1°C (30°F)-1°C (30°F)-1°C (30°F)-1°C (30°F)-0°C (32°F)-1°C (30°F)-3°C (27°F)-0°C (31°F)
Dew point-10°C (14°F)-12°C (11°F)-10°C (14°F)-11°C (13°F)-11°C (13°F)-10°C (15°F)-10°C (15°F)-10°C (14°F)
Wind
Speed20km/h (13mph)13km/h (8mph)9km/h (6mph)5km/h (3mph)3km/h (2mph)12km/h (7mph)19km/h (12mph)25km/h (15mph)
Gusts27km/h (17mph)18km/h (11mph)13km/h (8mph)7km/h (4mph)5km/h (3mph)21km/h (13mph)20km/h (12mph)34km/h (21mph)
Direction 328°
NNW
315°
NW
325°
NW
353°
N
344°
NNW
295°
WNW
291°
WNW
329°
NNW
Wind chill-7°C (20°F)-5°C (22°F)-4°C (25°F)-2°C (28°F)-1°C (31°F)-5°C (23°F)-9°C (16°F)-6°C (21°F)
Waves
Height0.4m (1.2ft)0.2m (0.7ft)0.2m (0.8ft)0.4m (1.4ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (1.9ft)0.4m (1.4ft)
Direction 310°
NW
305°
NW
269°
W
262°
W
277°
W
288°
WNW
292°
WNW
305°
NW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.6m (2ft)0.3m (1ft)0.6m (2ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Tuesday 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 07:36 and will set at 17:59 on the beach(es) of Ansan-si. The outside temperature will be a high of 38°F t and a low of 31°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 16.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (30°F)-0°C (31°F)-0°C (32°F)-0°C (32°F)-0°C (31°F)0°C (33°F)-1°C (31°F)3°C (37°F)
Perceived temperature-6°C (21°F)-5°C (23°F)-4°C (25°F)-0°C (32°F)-3°C (27°F)-3°C (26°F)-4°C (25°F)-1°C (31°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity45%45%48%44%51%64%77%80%
Barometric pressure1028 hPa1028 hPa1028 hPa1029 hPa1029 hPa1028 hPa1027 hPa1027 hPa
Cloud cover0%0%0%0%0%0%0%6%
Heat index-1°C (30°F)-0°C (31°F)-0°C (32°F)-0°C (32°F)-0°C (31°F)0°C (33°F)-1°C (31°F)3°C (37°F)
Dew point-11°C (12°F)-11°C (13°F)-10°C (14°F)-11°C (12°F)-9°C (15°F)-6°C (22°F)-4°C (25°F)-0°C (32°F)
Wind
Speed19km/h (12mph)16km/h (10mph)11km/h (7mph)3km/h (2mph)7km/h (4mph)12km/h (7mph)10km/h (6mph)15km/h (9mph)
Gusts26km/h (16mph)22km/h (14mph)16km/h (10mph)4km/h (2mph)14km/h (9mph)24km/h (15mph)20km/h (13mph)25km/h (16mph)
Direction 321°
NW
319°
NW
334°
NNW
68°
ENE
228°
SW
230°
SW
211°
SSW
195°
SSW
Wind chill-6°C (21°F)-5°C (23°F)-4°C (25°F)-0°C (32°F)-3°C (27°F)-3°C (26°F)-4°C (25°F)-1°C (31°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.8ft)
Direction 300°
WNW
299°
WNW
294°
WNW
284°
WNW
228°
SW
235°
SW
235°
SW
228°
SW
Period0.1 sec.0.1 sec.0.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)4°C (40°F)

Sea weather on Wednesday 4 February 2026

On Wednesday 4 February 2026, the sun will rise at 07:35 and will set at 18:01 on the beach(es) of Ansan-si. The outside temperature will be a high of 41°F t and a low of 36°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 21.1mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature3°C (37°F)2°C (36°F)2°C (36°F)2°C (36°F)4°C (39°F)5°C (40°F)4°C (38°F)4°C (39°F)
Perceived temperature-1°C (30°F)-1°C (30°F)-2°C (28°F)-2°C (28°F)0°C (32°F)1°C (33°F)-0°C (31°F)0°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%84%85%83%81%83%87%92%
Barometric pressure1026 hPa1025 hPa1023 hPa1023 hPa1022 hPa1020 hPa1020 hPa1020 hPa
Cloud cover6%4%51%100%100%54%15%23%
Heat index3°C (37°F)2°C (36°F)2°C (36°F)2°C (36°F)4°C (39°F)5°C (40°F)4°C (38°F)4°C (39°F)
Dew point-0°C (32°F)-0°C (32°F)-0°C (32°F)-0°C (32°F)1°C (34°F)2°C (35°F)2°C (35°F)3°C (37°F)
Wind
Speed14km/h (9mph)14km/h (9mph)17km/h (11mph)17km/h (11mph)18km/h (11mph)17km/h (11mph)17km/h (10mph)14km/h (9mph)
Gusts23km/h (15mph)23km/h (14mph)29km/h (18mph)27km/h (17mph)28km/h (17mph)30km/h (19mph)34km/h (21mph)27km/h (17mph)
Direction 179°
S
174°
S
165°
SSE
166°
SSE
184°
S
208°
SSW
204°
SSW
209°
SSW
Wind chill-1°C (30°F)-1°C (30°F)-2°C (28°F)-2°C (28°F)0°C (32°F)1°C (33°F)-0°C (31°F)0°C (33°F)
Waves
Height0.2m (0.6ft)0.2m (0.5ft)0.1m (0.5ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.1m (0.5ft)
Direction 229°
SW
230°
SW
172°
S
159°
SSE
164°
SSE
210°
SSW
228°
SW
231°
SW
Period2.1 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.
Significant height0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)2°C (36°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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