Sea weather in Okinawa in Japan All the beach weather in Okinawa

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

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

Date Outside temp. Our opinion
Monday 20 July 202681°F to 85°Frecommended
Tuesday 21 July 202679°F to 86°Frecommended
Wednesday 22 July 202677°F to 85°Frecommended
Thursday 23 July 202677°F to 85°Frecommended
Friday 24 July 202677°F to 85°Frecommended
Saturday 25 July 202681°F to 85°Fdiscouraged
Sunday 26 July 202681°F to 85°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Okinawa

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:48 and will set at 19:22 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 81°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 10.6mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)29°C (84°F)29°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)
Perceived temperature32°C (90°F)32°C (89°F)31°C (88°F)34°C (93°F)34°C (92°F)34°C (93°F)34°C (93°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%87%86%79%79%79%80%85%
Barometric pressure1009 hPa1008 hPa1008 hPa1009 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover72%3%5%84%85%84%78%28%
Heat index32°C (90°F)32°C (89°F)31°C (88°F)34°C (93°F)34°C (92°F)34°C (93°F)34°C (93°F)32°C (90°F)
Dew point26°C (78°F)25°C (77°F)24°C (76°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)
Wind
Speed9km/h (6mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)17km/h (11mph)17km/h (11mph)13km/h (8mph)8km/h (5mph)
Gusts14km/h (9mph)13km/h (8mph)12km/h (8mph)15km/h (9mph)26km/h (16mph)25km/h (15mph)19km/h (12mph)14km/h (9mph)
Direction 224°
SW
202°
SSW
185°
S
189°
S
220°
SW
231°
SW
233°
SW
205°
SSW
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)29°C (84°F)29°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)
Waves
Height0.5m (1.5ft)0.4m (1.4ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.8ft)0.5m (1.8ft)
Direction 267°
W
264°
W
268°
W
267°
W
268°
W
266°
W
265°
W
264°
W
Period6.4 sec.6.3 sec.7.7 sec.7.3 sec.6.9 sec.6.6 sec.6.3 sec.6.0 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
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 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:48 and will set at 19:22 on the beach(es) of Okinawa. The outside temperature will be a high of 86°F t and a low of 79°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 10.6mph km/h (with gusts up to 18.6mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (83°F)29°C (84°F)29°C (85°F)26°C (79°F)29°C (84°F)28°C (82°F)27°C (81°F)
Perceived temperature32°C (90°F)32°C (90°F)33°C (91°F)34°C (93°F)28°C (82°F)34°C (93°F)32°C (90°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%78%70%72%72%77%81%89%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover37%61%50%75%10%74%86%77%
Heat index32°C (90°F)32°C (90°F)33°C (91°F)34°C (93°F)28°C (82°F)34°C (93°F)32°C (90°F)32°C (90°F)
Dew point24°C (76°F)24°C (75°F)23°C (73°F)24°C (75°F)21°C (69°F)25°C (76°F)24°C (76°F)25°C (78°F)
Wind
Speed10km/h (6mph)12km/h (8mph)14km/h (9mph)13km/h (8mph)14km/h (9mph)17km/h (10mph)14km/h (9mph)10km/h (6mph)
Gusts17km/h (10mph)20km/h (13mph)23km/h (14mph)19km/h (12mph)30km/h (19mph)24km/h (15mph)24km/h (15mph)16km/h (10mph)
Direction 204°
SSW
230°
SW
243°
WSW
234°
SW
234°
SW
236°
SW
232°
SW
214°
SW
Wind chill28°C (82°F)28°C (83°F)29°C (84°F)29°C (85°F)26°C (79°F)29°C (84°F)28°C (82°F)27°C (81°F)
Waves
Height0.5m (1.7ft)0.5m (1.7ft)0.5m (1.6ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.7ft)0.5m (1.6ft)0.4m (1.4ft)
Direction 264°
W
269°
W
267°
W
265°
W
266°
W
267°
W
267°
W
268°
W
Period5.8 sec.6.8 sec.7.2 sec.6.8 sec.6.2 sec.6.1 sec.6.1 sec.5.9 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)
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 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:49 and will set at 19:21 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 77°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 7.5mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (80°F)29°C (83°F)26°C (78°F)29°C (84°F)29°C (84°F)28°C (82°F)
Perceived temperature32°C (90°F)32°C (89°F)31°C (88°F)33°C (92°F)28°C (82°F)33°C (92°F)33°C (92°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%88%87%77%72%72%74%83%
Barometric pressure1010 hPa1010 hPa1010 hPa1011 hPa1010 hPa1010 hPa1009 hPa1010 hPa
Cloud cover75%11%10%5%11%71%76%7%
Heat index32°C (90°F)32°C (89°F)31°C (88°F)33°C (92°F)28°C (82°F)33°C (92°F)33°C (92°F)32°C (90°F)
Dew point25°C (78°F)25°C (77°F)25°C (76°F)24°C (76°F)20°C (68°F)23°C (74°F)24°C (75°F)25°C (76°F)
Wind
Speed12km/h (7mph)11km/h (7mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)9km/h (5mph)7km/h (4mph)4km/h (2mph)
Gusts18km/h (11mph)16km/h (10mph)13km/h (8mph)11km/h (7mph)21km/h (13mph)13km/h (8mph)10km/h (6mph)6km/h (4mph)
Direction 219°
SW
219°
SW
210°
SSW
220°
SW
232°
SW
236°
SW
227°
SW
196°
SSW
Wind chill27°C (81°F)27°C (81°F)27°C (80°F)29°C (83°F)26°C (78°F)29°C (84°F)29°C (84°F)28°C (82°F)
Waves
Height0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 268°
W
267°
W
266°
W
266°
W
265°
W
264°
W
264°
W
266°
W
Period5.6 sec.5.5 sec.5.5 sec.5.6 sec.5.6 sec.5.6 sec.5.5 sec.5.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.2m (0.7ft)0.1m (0.3ft)
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 Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:49 and will set at 19:21 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 77°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 3.7mph km/h (with gusts up to 6.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)27°C (80°F)29°C (83°F)28°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)
Perceived temperature31°C (89°F)31°C (87°F)30°C (86°F)32°C (90°F)32°C (89°F)33°C (91°F)33°C (91°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%84%84%74%72%72%75%81%
Barometric pressure1011 hPa1009 hPa1010 hPa1011 hPa1011 hPa1010 hPa1010 hPa1011 hPa
Cloud cover70%11%8%9%83%89%85%56%
Heat index31°C (89°F)31°C (87°F)30°C (86°F)32°C (90°F)32°C (89°F)33°C (91°F)33°C (91°F)32°C (89°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)23°C (73°F)23°C (74°F)24°C (74°F)24°C (75°F)
Wind
Speed6km/h (4mph)6km/h (4mph)5km/h (3mph)3km/h (2mph)4km/h (2mph)3km/h (2mph)2km/h (1mph)5km/h (3mph)
Gusts10km/h (6mph)10km/h (6mph)8km/h (5mph)4km/h (2mph)5km/h (3mph)4km/h (3mph)3km/h (2mph)8km/h (5mph)
Direction 180°
S
187°
S
182°
S
196°
SSW
249°
WSW
249°
WSW
351°
N
66°
ENE
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)29°C (83°F)28°C (83°F)29°C (84°F)29°C (83°F)28°C (82°F)
Waves
Height0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)
Direction 267°
W
268°
W
269°
W
269°
W
270°
W
269°
W
269°
W
268°
W
Period5.2 sec.4.9 sec.4.8 sec.4.8 sec.4.7 sec.4.6 sec.4.6 sec.5.5 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)
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 Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:50 and will set at 19:20 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 77°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 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)26°C (80°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (83°F)27°C (81°F)
Perceived temperature31°C (87°F)30°C (86°F)30°C (85°F)32°C (89°F)32°C (89°F)33°C (91°F)33°C (91°F)31°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%85%84%76%72%75%78%86%
Barometric pressure1011 hPa1010 hPa1010 hPa1011 hPa1011 hPa1010 hPa1010 hPa1010 hPa
Cloud cover31%6%17%17%85%63%80%20%
Heat index31°C (87°F)30°C (86°F)30°C (85°F)32°C (89°F)32°C (89°F)33°C (91°F)33°C (91°F)31°C (89°F)
Dew point24°C (75°F)24°C (75°F)24°C (74°F)23°C (74°F)23°C (73°F)24°C (75°F)24°C (76°F)25°C (76°F)
Wind
Speed6km/h (4mph)6km/h (4mph)5km/h (3mph)7km/h (4mph)9km/h (6mph)12km/h (8mph)13km/h (8mph)14km/h (9mph)
Gusts10km/h (6mph)9km/h (6mph)8km/h (5mph)9km/h (6mph)13km/h (8mph)17km/h (11mph)19km/h (12mph)21km/h (13mph)
Direction 107°
ESE
100°
E
69°
ENE
52°
NE
16°
NNE
40°
NE
53°
NE
68°
ENE
Wind chill27°C (81°F)27°C (80°F)26°C (80°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (83°F)27°C (81°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.5ft)0.1m (0.5ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.5ft)
Direction 269°
W
270°
W
272°
W
272°
W
273°
W
273°
W
325°
NW
329°
NNW
Period5.1 sec.4.9 sec.4.7 sec.4.6 sec.4.4 sec.4.3 sec.4.2 sec.4.1 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
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 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:50 and will set at 19:20 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 81°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 18.6mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)27°C (80°F)28°C (83°F)28°C (82°F)29°C (85°F)29°C (83°F)28°C (82°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (87°F)33°C (91°F)32°C (90°F)34°C (94°F)33°C (92°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%88%87%79%79%75%80%84%
Barometric pressure1010 hPa1009 hPa1010 hPa1010 hPa1010 hPa1009 hPa1008 hPa1009 hPa
Cloud cover89%52%76%85%82%83%83%8%
Heat index31°C (88°F)31°C (88°F)31°C (87°F)33°C (91°F)32°C (90°F)34°C (94°F)33°C (92°F)32°C (89°F)
Dew point25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)24°C (76°F)25°C (76°F)25°C (76°F)
Wind
Speed13km/h (8mph)11km/h (7mph)10km/h (6mph)15km/h (10mph)17km/h (11mph)17km/h (11mph)21km/h (13mph)21km/h (13mph)
Gusts20km/h (12mph)17km/h (10mph)16km/h (10mph)20km/h (13mph)26km/h (16mph)25km/h (15mph)30km/h (19mph)30km/h (19mph)
Direction 67°
ENE
66°
ENE
67°
ENE
57°
ENE
72°
ENE
49°
NE
50°
NE
71°
ENE
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)28°C (83°F)28°C (82°F)29°C (85°F)29°C (83°F)28°C (82°F)
Waves
Height0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.2m (0.5ft)0.2m (0.7ft)0.3m (0.9ft)0.3m (1.0ft)0.2m (0.8ft)
Direction 268°
W
270°
W
270°
W
256°
WSW
325°
NW
353°
N

N
10°
N
Period5.6 sec.5.5 sec.5.5 sec.5.5 sec.5.6 sec.5.6 sec.4.2 sec.5.3 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
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 Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 05:51 and will set at 19:19 on the beach(es) of Okinawa. The outside temperature will be a high of 85°F t and a low of 81°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 19.3mph km/h (with gusts up to 28mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)29°C (83°F)29°C (83°F)29°C (83°F)27°C (81°F)27°C (81°F)
Perceived temperature32°C (90°F)31°C (88°F)31°C (88°F)34°C (92°F)33°C (91°F)33°C (92°F)32°C (89°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%87%81%76%78%86%86%
Barometric pressure1008 hPa1007 hPa1006 hPa1007 hPa1006 hPa1004 hPa1004 hPa1004 hPa
Cloud cover28%57%77%81%70%72%83%85%
Heat index32°C (90°F)31°C (88°F)31°C (88°F)34°C (92°F)33°C (91°F)33°C (92°F)32°C (89°F)31°C (88°F)
Dew point25°C (77°F)24°C (76°F)25°C (76°F)25°C (77°F)24°C (75°F)24°C (76°F)25°C (77°F)24°C (76°F)
Wind
Speed19km/h (12mph)20km/h (12mph)18km/h (11mph)21km/h (13mph)24km/h (15mph)29km/h (18mph)30km/h (19mph)31km/h (19mph)
Gusts27km/h (17mph)29km/h (18mph)27km/h (17mph)29km/h (18mph)36km/h (23mph)42km/h (26mph)41km/h (26mph)45km/h (28mph)
Direction 72°
ENE
69°
ENE
63°
ENE
58°
ENE
53°
NE
56°
NE
62°
ENE
67°
ENE
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)29°C (83°F)29°C (83°F)29°C (83°F)27°C (81°F)27°C (81°F)
Waves
Height0.2m (0.6ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 353°
N
317°
NW
226°
SW
42°
NE
317°
NW
358°
N
47°
NE
118°
ESE
Period3.1 sec.3.5 sec.6.6 sec.1.5 sec.3.8 sec.8.6 sec.6.2 sec.9.1 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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