Sea weather in Yonaguni-jima in Japan All the beach weather in Yonaguni-jima

All the essential weather information for enjoying the beach in Yonaguni-jima in Japan, 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 Yonaguni-jima over the next 7 days?

Discover the best moment to go to the beach in Yonaguni-jima in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Yonaguni-jima. 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 202570°F to 70°Fdiscouraged
Saturday 6 December 202570°F to 72°Fdiscouraged
Sunday 7 December 202572°F to 74°Fdiscouraged
Monday 8 December 202572°F to 74°Fnot recommended
Tuesday 9 December 202570°F to 72°Fnot recommended
Wednesday 10 December 202574°F to 74°Fdiscouraged
Thursday 11 December 202574°F to 74°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Yonaguni-jima

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 07:18 and will set at 18:00 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 70°F t and a low of 70°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 28.6mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (69°F)21°C (69°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Perceived temperature21°C (69°F)21°C (69°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%65%63%66%65%64%65%66%
Barometric pressure1023 hPa1022 hPa1022 hPa1023 hPa1023 hPa1020 hPa1020 hPa1021 hPa
Cloud cover74%82%78%77%84%51%92%81%
Heat index21°C (69°F)21°C (69°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)24°C (76°F)
Dew point14°C (57°F)14°C (57°F)14°C (57°F)14°C (57°F)14°C (57°F)14°C (57°F)14°C (57°F)14°C (58°F)
Wind
Speed26km/h (16mph)30km/h (19mph)30km/h (18mph)33km/h (21mph)33km/h (21mph)35km/h (21mph)35km/h (21mph)36km/h (22mph)
Gusts31km/h (19mph)37km/h (23mph)36km/h (23mph)40km/h (25mph)43km/h (27mph)45km/h (28mph)46km/h (28mph)45km/h (28mph)
Direction 39°
NE
37°
NE
45°
NE
49°
NE
45°
NE
52°
NE
51°
NE
60°
ENE
Wind chill21°C (69°F)21°C (69°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Waves
Height1.9m (6.2ft)1.8m (6.0ft)1.9m (6.1ft)1.9m (6.3ft)1.9m (6.2ft)1.8m (6.0ft)1.9m (6.3ft)2.0m (6.7ft)
Direction 23°
NNE
23°
NNE
25°
NNE
25°
NNE
38°
NE
38°
NE
40°
NE
42°
NE
Period9.1 sec.9.1 sec.8.9 sec.9.2 sec.9.1 sec.9.2 sec.9.1 sec.8.9 sec.
Significant height0.9m (3ft)1.1m (3.6ft)1.3m (4.3ft)1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.4m (4.6ft)1.4m (4.6ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 07:18 and will set at 18:00 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 72°F t and a low of 70°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 25.5mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)22°C (72°F)
Perceived temperature21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%67%66%67%65%63%61%62%
Barometric pressure1020 hPa1019 hPa1019 hPa1021 hPa1021 hPa1019 hPa1020 hPa1021 hPa
Cloud cover70%94%74%78%56%76%91%85%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)
Dew point15°C (58°F)15°C (58°F)15°C (58°F)15°C (59°F)14°C (58°F)14°C (57°F)14°C (57°F)15°C (58°F)
Wind
Speed34km/h (21mph)31km/h (19mph)28km/h (17mph)28km/h (17mph)29km/h (18mph)29km/h (18mph)27km/h (17mph)28km/h (17mph)
Gusts41km/h (26mph)38km/h (24mph)34km/h (21mph)35km/h (22mph)38km/h (24mph)39km/h (24mph)37km/h (23mph)36km/h (22mph)
Direction 60°
ENE
57°
ENE
52°
NE
50°
NE
58°
ENE
51°
NE
58°
ENE
60°
ENE
Wind chill21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)22°C (72°F)
Waves
Height2.1m (6.9ft)2.0m (6.7ft)2.0m (6.5ft)1.9m (6.4ft)1.9m (6.2ft)1.8m (6.1ft)1.8m (6.0ft)1.8m (5.8ft)
Direction 43°
NE
44°
NE
47°
NE
53°
NE
61°
ENE
99°
E
58°
ENE
55°
NE
Period8.5 sec.7.3 sec.8.9 sec.8.9 sec.6.4 sec.13.2 sec.9.2 sec.8.8 sec.
Significant height1.3m (4.3ft)1.1m (3.6ft)1.4m (4.6ft)1.3m (4.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 07:19 and will set at 18:00 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 74°F t and a low of 72°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 21.8mph km/h (with gusts up to 29.8mph). Wave height will be up to 5.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)
Perceived temperature25°C (76°F)22°C (71°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%64%64%64%68%68%72%73%
Barometric pressure1020 hPa1019 hPa1019 hPa1021 hPa1020 hPa1018 hPa1019 hPa1020 hPa
Cloud cover83%60%80%57%100%98%65%68%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)
Dew point15°C (60°F)15°C (59°F)15°C (59°F)15°C (59°F)16°C (61°F)16°C (61°F)17°C (62°F)18°C (64°F)
Wind
Speed28km/h (17mph)26km/h (16mph)26km/h (16mph)22km/h (13mph)23km/h (15mph)26km/h (16mph)31km/h (19mph)35km/h (22mph)
Gusts35km/h (22mph)33km/h (20mph)33km/h (20mph)28km/h (17mph)31km/h (19mph)34km/h (21mph)43km/h (27mph)48km/h (30mph)
Direction 58°
ENE
64°
ENE
60°
ENE
68°
ENE
60°
ENE
64°
ENE
66°
ENE
71°
ENE
Wind chill22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)
Waves
Height1.7m (5.5ft)1.6m (5.2ft)1.6m (5.2ft)1.5m (5.1ft)1.4m (4.8ft)1.4m (4.5ft)1.4m (4.7ft)1.8m (6.0ft)
Direction 88°
E
89°
E
95°
E
101°
E
103°
ESE
104°
ESE
105°
ESE
107°
ESE
Period8.4 sec.8.0 sec.12.8 sec.12.3 sec.9.6 sec.9.4 sec.9.3 sec.6.6 sec.
Significant height1.0m (3.3ft)1.2m (3.9ft)1.0m (3.3ft)0.8m (2.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)1.2m (3.9ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 07:20 and will set at 18:00 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 74°F t and a low of 72°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 31.7mph km/h (with gusts up to 36mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%71%72%75%72%73%73%73%
Barometric pressure1019 hPa1018 hPa1018 hPa1020 hPa1020 hPa1018 hPa1019 hPa1021 hPa
Cloud cover87%79%100%88%74%92%100%100%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Dew point18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)17°C (63°F)17°C (63°F)17°C (63°F)
Wind
Speed33km/h (21mph)34km/h (21mph)35km/h (21mph)35km/h (21mph)37km/h (23mph)40km/h (25mph)48km/h (30mph)51km/h (32mph)
Gusts44km/h (27mph)36km/h (23mph)44km/h (27mph)50km/h (31mph)51km/h (32mph)41km/h (26mph)48km/h (30mph)58km/h (36mph)
Direction 76°
ENE
72°
ENE
69°
ENE
57°
ENE
58°
ENE
48°
NE
46°
NE
48°
NE
Wind chill23°C (73°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)
Waves
Height2.0m (6.7ft)1.9m (6.4ft)1.8m (5.8ft)1.8m (5.8ft)1.7m (5.7ft)1.8m (5.8ft)2.0m (6.6ft)2.3m (7.6ft)
Direction 106°
ESE
104°
ESE
103°
ESE
102°
ESE
101°
ESE
101°
E
54°
NE
52°
NE
Period6.6 sec.6.2 sec.6.0 sec.6.0 sec.8.9 sec.8.8 sec.5.5 sec.9.2 sec.
Significant height1.1m (3.6ft)0.9m (3ft)1.0m (3.3ft)1.2m (3.9ft)0.9m (3ft)1.1m (3.6ft)1.5m (4.9ft)2.1m (6.9ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 07:20 and will set at 18:00 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 72°F t and a low of 70°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 30.5mph km/h (with gusts up to 37.9mph). Wave height will be up to 9.8ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)21°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)22°C (71°F)25°C (76°F)21°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%65%64%62%68%65%71%73%
Barometric pressure1021 hPa1020 hPa1020 hPa1022 hPa1021 hPa1019 hPa1019 hPa1021 hPa
Cloud cover98%92%96%92%64%100%54%87%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point16°C (61°F)15°C (59°F)15°C (59°F)15°C (58°F)15°C (60°F)15°C (59°F)16°C (61°F)17°C (63°F)
Wind
Speed49km/h (31mph)41km/h (25mph)39km/h (24mph)35km/h (22mph)37km/h (23mph)35km/h (22mph)32km/h (20mph)38km/h (24mph)
Gusts61km/h (38mph)52km/h (32mph)47km/h (29mph)44km/h (27mph)48km/h (30mph)46km/h (29mph)45km/h (28mph)56km/h (35mph)
Direction 47°
NE
48°
NE
49°
NE
50°
NE
58°
ENE
60°
ENE
55°
NE
66°
ENE
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)21°C (71°F)22°C (72°F)
Waves
Height2.7m (8.8ft)3.0m (10.0ft)3.0m (10.0ft)3.0m (9.8ft)2.8m (9.3ft)2.7m (9.0ft)2.6m (8.7ft)2.6m (8.6ft)
Direction 44°
NE
41°
NE
44°
NE
45°
NE
43°
NE
41°
NE
39°
NE
41°
NE
Period9.2 sec.7.3 sec.8.6 sec.8.4 sec.7.8 sec.7.8 sec.8.5 sec.7.8 sec.
Significant height2.2m (7.2ft)1.8m (5.9ft)1.7m (5.6ft)1.6m (5.2ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.3ft)1.4m (4.6ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 07:21 and will set at 18:01 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 74°F t and a low of 74°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 29.8mph). Wave height will be up to 8.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%65%64%62%61%64%63%62%
Barometric pressure1020 hPa1019 hPa1019 hPa1020 hPa1019 hPa1017 hPa1018 hPa1019 hPa
Cloud cover98%89%69%39%42%69%54%51%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)
Dew point16°C (61°F)16°C (60°F)15°C (60°F)15°C (59°F)15°C (58°F)15°C (60°F)15°C (59°F)15°C (60°F)
Wind
Speed36km/h (23mph)35km/h (21mph)33km/h (21mph)31km/h (19mph)24km/h (15mph)22km/h (14mph)19km/h (12mph)16km/h (10mph)
Gusts48km/h (30mph)47km/h (29mph)42km/h (26mph)39km/h (24mph)34km/h (21mph)30km/h (19mph)27km/h (17mph)22km/h (13mph)
Direction 76°
ENE
76°
ENE
77°
ENE
84°
E
86°
E
79°
ENE
69°
ENE
70°
ENE
Wind chill23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Waves
Height2.7m (9.0ft)2.6m (8.6ft)2.5m (8.1ft)2.3m (7.7ft)2.2m (7.2ft)2.0m (6.6ft)1.8m (6.0ft)1.7m (5.4ft)
Direction 44°
NE
45°
NE
46°
NE
47°
NE
48°
NE
50°
NE
43°
NE
42°
NE
Period7.9 sec.8.0 sec.8.2 sec.8.1 sec.8.1 sec.9.1 sec.9.0 sec.9.2 sec.
Significant height1.4m (4.6ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 07:22 and will set at 18:01 on the beach(es) of Yonaguni-jima. The outside temperature will be a high of 74°F t and a low of 74°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 27.3mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%68%72%74%71%67%66%68%
Barometric pressure1018 hPa1017 hPa1017 hPa1018 hPa1018 hPa1017 hPa1018 hPa1019 hPa
Cloud cover10%39%91%76%55%88%77%88%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Dew point15°C (60°F)17°C (62°F)18°C (64°F)18°C (64°F)17°C (63°F)16°C (61°F)16°C (61°F)16°C (61°F)
Wind
Speed13km/h (8mph)20km/h (12mph)22km/h (14mph)28km/h (17mph)30km/h (18mph)32km/h (20mph)31km/h (19mph)31km/h (19mph)
Gusts17km/h (10mph)26km/h (16mph)29km/h (18mph)36km/h (23mph)40km/h (25mph)43km/h (27mph)44km/h (27mph)41km/h (26mph)
Direction 57°
ENE
43°
NE
36°
NE
35°
NE
33°
NNE
32°
NNE
37°
NE
37°
NE
Wind chill23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Waves
Height1.5m (5.1ft)1.5m (4.9ft)1.5m (5.1ft)1.7m (5.7ft)1.9m (6.2ft)2.0m (6.6ft)2.0m (6.7ft)2.0m (6.4ft)
Direction 42°
NE
45°
NE
87°
E
89°
E
91°
E
46°
NE
48°
NE
53°
NE
Period9.2 sec.9.1 sec.9.1 sec.9.1 sec.9.1 sec.9.1 sec.6.4 sec.6.3 sec.
Significant height0.5m (1.6ft)0.6m (2ft)1.0m (3.3ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)
Sea water temperature
Water temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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