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

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

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

Date Outside temp. Our opinion
Monday 15 December 202567°F to 70°Fdiscouraged
Tuesday 16 December 202570°F to 72°Fdiscouraged
Wednesday 17 December 202572°F to 72°Fdiscouraged
Thursday 18 December 202572°F to 74°Fdiscouraged
Friday 19 December 202570°F to 76°Fdiscouraged
Saturday 20 December 202570°F to 72°Fnot recommended
Sunday 21 December 202568°F to 74°Fnot recommended

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

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:20 and will set at 17:58 on the beach(es) of Ishigaki-jima. The outside temperature will be a high of 70°F t and a low of 67°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 23mph km/h (with gusts up to 27.3mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)21°C (70°F)
Perceived temperature19°C (66°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%62%62%60%59%59%59%58%
Barometric pressure1023 hPa1022 hPa1022 hPa1023 hPa1023 hPa1021 hPa1021 hPa1021 hPa
Cloud cover29%20%18%55%75%79%78%100%
Heat index19°C (66°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)24°C (76°F)
Dew point11°C (53°F)11°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (54°F)12°C (54°F)
Wind
Speed37km/h (23mph)36km/h (22mph)36km/h (22mph)33km/h (20mph)28km/h (17mph)24km/h (15mph)25km/h (16mph)24km/h (15mph)
Gusts44km/h (27mph)43km/h (27mph)43km/h (27mph)41km/h (25mph)37km/h (23mph)34km/h (21mph)35km/h (22mph)32km/h (20mph)
Direction 28°
NNE
37°
NE
43°
NE
54°
NE
57°
ENE
64°
ENE
74°
ENE
84°
E
Wind chill19°C (66°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)21°C (70°F)
Waves
Height2.8m (9.1ft)2.5m (8.2ft)2.3m (7.5ft)2.2m (7.1ft)2.0m (6.7ft)1.9m (6.2ft)1.8m (5.8ft)1.7m (5.5ft)
Direction
N

N
11°
N
14°
NNE
18°
NNE
22°
NNE
26°
NNE
30°
NNE
Period9.0 sec.8.9 sec.9.8 sec.8.7 sec.8.7 sec.8.5 sec.8.4 sec.8.2 sec.
Significant height1.6m (5.2ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.3ft)1.0m (3.3ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:20 and will set at 17:59 on the beach(es) of Ishigaki-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 14.9mph km/h (with gusts up to 19.9mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%64%66%68%70%69%71%69%
Barometric pressure1021 hPa1020 hPa1020 hPa1021 hPa1020 hPa1019 hPa1020 hPa1021 hPa
Cloud cover88%85%90%71%62%75%72%53%
Heat index21°C (70°F)21°C (70°F)24°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point13°C (56°F)14°C (57°F)15°C (58°F)15°C (60°F)16°C (61°F)16°C (60°F)16°C (61°F)16°C (61°F)
Wind
Speed22km/h (14mph)18km/h (11mph)19km/h (12mph)22km/h (14mph)23km/h (15mph)22km/h (13mph)22km/h (13mph)24km/h (15mph)
Gusts29km/h (18mph)24km/h (15mph)25km/h (16mph)29km/h (18mph)32km/h (20mph)30km/h (19mph)31km/h (19mph)32km/h (20mph)
Direction 94°
E
80°
E
83°
E
86°
E
90°
E
86°
E
79°
ENE
84°
E
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)
Waves
Height1.6m (5.2ft)1.5m (4.9ft)1.4m (4.7ft)1.4m (4.6ft)1.3m (4.4ft)1.3m (4.3ft)1.3m (4.4ft)1.4m (4.5ft)
Direction 35°
NE
42°
NE
44°
NE
51°
NE
71°
ENE
75°
ENE
81°
E
94°
E
Period8.1 sec.7.9 sec.7.6 sec.7.5 sec.8.3 sec.7.3 sec.7.2 sec.7.1 sec.
Significant height1.6m (5.2ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)0.7m (2.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:21 and will set at 17:59 on the beach(es) of Ishigaki-jima. The outside temperature will be a high of 72°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 18mph km/h (with gusts up to 24.9mph). Wave height will be up to 4.6ft 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 (72°F)22°C (71°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)22°C (71°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%72%72%70%69%70%72%72%
Barometric pressure1020 hPa1020 hPa1019 hPa1021 hPa1021 hPa1018 hPa1019 hPa1021 hPa
Cloud cover79%71%78%76%50%42%66%78%
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 (76°F)
Dew point16°C (61°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (61°F)16°C (61°F)17°C (62°F)17°C (62°F)
Wind
Speed24km/h (15mph)23km/h (14mph)25km/h (15mph)25km/h (16mph)26km/h (16mph)22km/h (14mph)28km/h (17mph)29km/h (18mph)
Gusts32km/h (20mph)30km/h (19mph)33km/h (21mph)33km/h (21mph)36km/h (22mph)33km/h (20mph)40km/h (25mph)38km/h (24mph)
Direction 79°
ENE
82°
E
73°
ENE
63°
ENE
62°
ENE
68°
ENE
81°
E
81°
E
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)
Waves
Height1.4m (4.5ft)1.3m (4.3ft)1.3m (4.1ft)1.2m (3.9ft)1.2m (3.8ft)1.1m (3.7ft)1.1m (3.7ft)1.2m (3.9ft)
Direction 94°
E
93°
E
93°
E
94°
E
95°
E
96°
E
96°
E
96°
E
Period9.9 sec.9.8 sec.9.2 sec.9.0 sec.9.1 sec.9.1 sec.9.1 sec.9.1 sec.
Significant height0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:21 and will set at 18:00 on the beach(es) of Ishigaki-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 23.6mph km/h (with gusts up to 32.3mph). Wave height will be up to 6.2ft 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)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%67%65%65%68%71%71%71%
Barometric pressure1020 hPa1020 hPa1020 hPa1021 hPa1021 hPa1019 hPa1019 hPa1020 hPa
Cloud cover77%100%64%92%94%100%97%72%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)
Dew point17°C (62°F)16°C (61°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (62°F)17°C (62°F)17°C (63°F)
Wind
Speed32km/h (20mph)32km/h (20mph)32km/h (20mph)32km/h (20mph)31km/h (19mph)31km/h (19mph)33km/h (21mph)38km/h (23mph)
Gusts43km/h (27mph)42km/h (26mph)41km/h (26mph)43km/h (27mph)42km/h (26mph)43km/h (27mph)47km/h (29mph)52km/h (32mph)
Direction 80°
E
77°
ENE
76°
ENE
81°
E
86°
E
84°
E
84°
E
92°
E
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)
Waves
Height1.3m (4.2ft)1.4m (4.5ft)1.5m (4.8ft)1.5m (5.1ft)1.7m (5.4ft)1.7m (5.7ft)1.8m (5.9ft)1.9m (6.1ft)
Direction 97°
E
98°
E
100°
E
83°
E
69°
ENE
44°
NE
46°
NE
55°
NE
Period5.9 sec.8.9 sec.9.1 sec.5.3 sec.6.7 sec.7.0 sec.7.0 sec.6.9 sec.
Significant height1.0m (3.3ft)1.4m (4.6ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.7m (5.6ft)1.7m (5.6ft)1.7m (5.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:22 and will set at 18:00 on the beach(es) of Ishigaki-jima. The outside temperature will be a high of 76°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 23.6mph km/h (with gusts up to 32.3mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (74°F)23°C (74°F)23°C (74°F)22°C (71°F)22°C (72°F)22°C (71°F)22°C (71°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)22°C (71°F)25°C (76°F)22°C (71°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%71%72%74%80%77%82%82%
Barometric pressure1019 hPa1018 hPa1017 hPa1018 hPa1018 hPa1016 hPa1016 hPa1018 hPa
Cloud cover92%66%83%75%77%74%83%93%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)
Dew point17°C (63°F)17°C (63°F)18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)18°C (65°F)19°C (65°F)
Wind
Speed35km/h (21mph)32km/h (20mph)34km/h (21mph)38km/h (24mph)32km/h (20mph)26km/h (16mph)36km/h (23mph)28km/h (18mph)
Gusts46km/h (29mph)43km/h (27mph)46km/h (28mph)52km/h (32mph)44km/h (27mph)37km/h (23mph)51km/h (32mph)38km/h (24mph)
Direction 98°
E
98°
E
102°
ESE
117°
ESE
116°
ESE
93°
E
109°
ESE
101°
ESE
Wind chill23°C (73°F)23°C (74°F)23°C (74°F)23°C (74°F)22°C (71°F)22°C (72°F)22°C (71°F)22°C (71°F)
Waves
Height1.9m (6.3ft)1.9m (6.3ft)1.9m (6.1ft)1.8m (6.0ft)1.8m (5.9ft)1.8m (5.9ft)1.8m (6.0ft)1.9m (6.1ft)
Direction 65°
ENE
94°
E
106°
ESE
105°
ESE
104°
ESE
104°
ESE
104°
ESE
105°
ESE
Period6.8 sec.6.7 sec.6.6 sec.6.5 sec.6.8 sec.7.0 sec.7.2 sec.7.2 sec.
Significant height1.0m (3.3ft)1.5m (4.9ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 07:22 and will set at 18:00 on the beach(es) of Ishigaki-jima. The outside temperature will be a high of 72°F t and a low of 70°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 28.6mph km/h (with gusts up to 39.8mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)21°C (70°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (71°F)22°C (71°F)
Perceived temperature21°C (70°F)21°C (70°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (71°F)22°C (71°F)
Precipitation0.1in0.1in0in0in0in0in0in0in
Humidity87%87%73%86%88%86%83%81%
Barometric pressure1017 hPa1016 hPa1016 hPa1016 hPa1016 hPa1011 hPa1012 hPa1013 hPa
Cloud cover83%100%85%94%100%76%78%100%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)21°C (69°F)21°C (69°F)21°C (69°F)24°C (76°F)24°C (76°F)
Dew point19°C (66°F)19°C (66°F)17°C (62°F)18°C (65°F)19°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)
Wind
Speed31km/h (19mph)28km/h (17mph)28km/h (17mph)41km/h (25mph)39km/h (24mph)46km/h (29mph)41km/h (25mph)27km/h (17mph)
Gusts45km/h (28mph)45km/h (28mph)38km/h (24mph)56km/h (35mph)52km/h (32mph)64km/h (39mph)57km/h (35mph)37km/h (23mph)
Direction 105°
ESE
85°
E
84°
E
68°
ENE
53°
NE
74°
ENE
78°
ENE
65°
ENE
Wind chill21°C (70°F)21°C (70°F)22°C (71°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (71°F)22°C (71°F)
Waves
Height1.8m (6.0ft)1.9m (6.1ft)1.8m (5.8ft)1.7m (5.6ft)1.7m (5.6ft)1.7m (5.4ft)1.6m (5.3ft)1.7m (5.4ft)
Direction 107°
ESE
108°
ESE
109°
ESE
109°
ESE
111°
ESE
111°
ESE
112°
ESE
111°
ESE
Period7.1 sec.7.0 sec.7.0 sec.6.9 sec.6.7 sec.6.7 sec.6.6 sec.6.3 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 07:23 and will set at 18:01 on the beach(es) of Ishigaki-jima. The outside temperature will be a high of 74°F t and a low of 68°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 42.3mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)21°C (69°F)20°C (69°F)
Perceived temperature25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)21°C (69°F)20°C (69°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%78%78%76%80%77%76%74%
Barometric pressure1013 hPa1012 hPa1011 hPa1012 hPa1013 hPa1012 hPa1014 hPa1016 hPa
Cloud cover61%74%97%100%100%100%100%90%
Heat index25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)21°C (69°F)20°C (69°F)
Dew point18°C (65°F)18°C (65°F)19°C (66°F)18°C (65°F)18°C (65°F)17°C (63°F)16°C (61°F)16°C (60°F)
Wind
Speed23km/h (15mph)26km/h (16mph)33km/h (20mph)42km/h (26mph)47km/h (29mph)56km/h (35mph)57km/h (36mph)54km/h (34mph)
Gusts31km/h (19mph)35km/h (22mph)44km/h (27mph)56km/h (35mph)64km/h (40mph)60km/h (37mph)60km/h (37mph)68km/h (42mph)
Direction 37°
NE
26°
NNE
18°
NNE
18°
NNE
20°
NNE
12°
NNE
14°
NNE
14°
NNE
Wind chill22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)21°C (69°F)20°C (69°F)
Waves
Height1.6m (5.2ft)1.5m (5.0ft)1.5m (5.1ft)1.7m (5.5ft)1.7m (5.6ft)1.7m (5.4ft)1.6m (5.2ft)1.7m (5.6ft)
Direction 112°
ESE
112°
ESE
112°
ESE
112°
ESE
114°
ESE
114°
ESE
113°
ESE
114°
ESE
Period8.9 sec.8.9 sec.9.0 sec.14.6 sec.14.2 sec.8.8 sec.8.7 sec.9.2 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.7m (2.3ft)1.0m (3.3ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)1.4m (4.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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