Sea weather in Naha in Japan All the beach weather in Naha

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

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

Date Outside temp. Our opinion
Saturday 18 July 202681°F to 85°Frecommended
Sunday 19 July 202681°F to 86°Frecommended
Monday 20 July 202679°F to 85°Fdiscouraged
Tuesday 21 July 202679°F to 86°Frecommended
Wednesday 22 July 202677°F to 85°Frecommended
Thursday 23 July 202679°F to 85°Frecommended
Friday 24 July 202677°F to 83°Frecommended

Sea Weather: Your daily and hourly sea weather in Naha

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 05:48 and will set at 19:23 on the beach(es) of Naha. 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 11.2mph km/h (with gusts up to 18mph). Wave height will be up to 2ft 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 (85°F)28°C (82°F)27°C (81°F)
Perceived temperature32°C (90°F)32°C (90°F)32°C (89°F)34°C (93°F)34°C (93°F)35°C (94°F)33°C (91°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%90%92%82%80%78%81%89%
Barometric pressure1007 hPa1005 hPa1005 hPa1006 hPa1006 hPa1005 hPa1005 hPa1006 hPa
Cloud cover75%77%18%18%81%22%5%12%
Heat index32°C (90°F)32°C (90°F)32°C (89°F)34°C (93°F)34°C (93°F)35°C (94°F)33°C (91°F)32°C (90°F)
Dew point25°C (78°F)25°C (78°F)26°C (78°F)25°C (77°F)25°C (77°F)25°C (77°F)24°C (76°F)25°C (78°F)
Wind
Speed12km/h (7mph)18km/h (11mph)12km/h (7mph)12km/h (8mph)18km/h (11mph)14km/h (9mph)10km/h (6mph)7km/h (4mph)
Gusts20km/h (12mph)29km/h (18mph)19km/h (12mph)17km/h (11mph)27km/h (17mph)21km/h (13mph)17km/h (11mph)12km/h (7mph)
Direction 222°
SW
245°
WSW
236°
SW
230°
SW
243°
WSW
234°
SW
234°
SW
204°
SSW
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)29°C (83°F)29°C (83°F)29°C (85°F)28°C (82°F)27°C (81°F)
Waves
Height0.5m (1.6ft)0.6m (1.9ft)0.6m (1.9ft)0.5m (1.8ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 184°
S
189°
S
198°
SSW
197°
SSW
195°
SSW
191°
S
190°
S
192°
SSW
Period7.1 sec.7.9 sec.7.9 sec.6.9 sec.7.6 sec.7.2 sec.7.5 sec.7.0 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water 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)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:48 and will set at 19:22 on the beach(es) of Naha. The outside temperature will be a high of 86°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 9.3mph km/h (with gusts up to 14.3mph). Wave height will be up to 2ft 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)29°C (84°F)30°C (86°F)29°C (84°F)27°C (81°F)
Perceived temperature32°C (89°F)32°C (89°F)32°C (89°F)34°C (94°F)34°C (94°F)35°C (96°F)35°C (94°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%93%94%85%77%74%80%91%
Barometric pressure1006 hPa1006 hPa1006 hPa1007 hPa1007 hPa1006 hPa1006 hPa1007 hPa
Cloud cover25%71%72%82%77%82%89%75%
Heat index32°C (89°F)32°C (89°F)32°C (89°F)34°C (94°F)34°C (94°F)35°C (96°F)35°C (94°F)33°C (91°F)
Dew point25°C (77°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (76°F)25°C (76°F)25°C (77°F)26°C (78°F)
Wind
Speed8km/h (5mph)12km/h (8mph)11km/h (7mph)15km/h (9mph)13km/h (8mph)15km/h (9mph)14km/h (9mph)14km/h (9mph)
Gusts14km/h (9mph)20km/h (13mph)18km/h (11mph)20km/h (13mph)20km/h (12mph)22km/h (13mph)22km/h (14mph)23km/h (14mph)
Direction 212°
SSW
227°
SW
210°
SSW
209°
SSW
208°
SSW
205°
SSW
214°
SSW
207°
SSW
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)29°C (83°F)29°C (84°F)30°C (86°F)29°C (84°F)27°C (81°F)
Waves
Height0.5m (1.7ft)0.5m (1.8ft)0.5m (1.8ft)0.5m (1.8ft)0.6m (1.9ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (1.9ft)
Direction 199°
SSW
203°
SSW
209°
SSW
208°
SSW
209°
SSW
204°
SSW
207°
SSW
207°
SSW
Period7.2 sec.7.5 sec.7.4 sec.7.2 sec.7.2 sec.8.0 sec.7.5 sec.7.3 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water 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)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:49 and will set at 19:22 on the beach(es) of Naha. The outside temperature will be a high of 85°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 13.1mph km/h (with gusts up to 17.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (81°F)29°C (84°F)26°C (78°F)27°C (81°F)28°C (82°F)27°C (81°F)
Perceived temperature32°C (90°F)32°C (89°F)32°C (89°F)34°C (93°F)28°C (82°F)30°C (86°F)32°C (89°F)31°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity93%92%89%79%75%76%81%86%
Barometric pressure1007 hPa1007 hPa1007 hPa1008 hPa1008 hPa1007 hPa1008 hPa1009 hPa
Cloud cover81%81%72%73%12%13%13%41%
Heat index32°C (90°F)32°C (89°F)32°C (89°F)34°C (93°F)28°C (82°F)30°C (86°F)32°C (89°F)31°C (89°F)
Dew point26°C (78°F)26°C (78°F)25°C (77°F)25°C (76°F)21°C (70°F)22°C (72°F)24°C (75°F)25°C (76°F)
Wind
Speed14km/h (9mph)13km/h (8mph)13km/h (8mph)19km/h (12mph)21km/h (13mph)19km/h (12mph)16km/h (10mph)12km/h (7mph)
Gusts23km/h (14mph)21km/h (13mph)22km/h (14mph)28km/h (18mph)28km/h (17mph)23km/h (14mph)27km/h (17mph)21km/h (13mph)
Direction 215°
SW
223°
SW
227°
SW
226°
SW
224°
SW
225°
SW
222°
SW
214°
SSW
Wind chill27°C (81°F)27°C (81°F)27°C (81°F)29°C (84°F)26°C (78°F)27°C (81°F)28°C (82°F)27°C (81°F)
Waves
Height0.6m (1.8ft)0.6m (1.9ft)0.6m (2.0ft)0.6m (2.1ft)0.7m (2.2ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (1.9ft)
Direction 205°
SSW
206°
SSW
200°
SSW
209°
SSW
209°
SSW
212°
SSW
207°
SSW
206°
SSW
Period7.2 sec.7.3 sec.7.4 sec.8.4 sec.7.7 sec.6.8 sec.6.9 sec.7.1 sec.
Significant height0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water 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)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:49 and will set at 19:22 on the beach(es) of Naha. 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 9.3mph km/h (with gusts up to 19.9mph). 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)27°C (81°F)28°C (82°F)29°C (85°F)26°C (79°F)27°C (81°F)28°C (82°F)27°C (80°F)
Perceived temperature32°C (90°F)31°C (88°F)32°C (89°F)34°C (93°F)28°C (82°F)30°C (86°F)31°C (88°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%86%80%71%72%74%78%88%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover81%76%73%34%14%9%6%6%
Heat index32°C (90°F)31°C (88°F)32°C (89°F)34°C (93°F)28°C (82°F)30°C (86°F)31°C (88°F)31°C (87°F)
Dew point25°C (77°F)25°C (76°F)24°C (75°F)23°C (74°F)20°C (69°F)22°C (72°F)24°C (74°F)25°C (76°F)
Wind
Speed15km/h (9mph)12km/h (7mph)13km/h (8mph)12km/h (8mph)15km/h (9mph)15km/h (10mph)12km/h (7mph)8km/h (5mph)
Gusts24km/h (15mph)20km/h (13mph)23km/h (15mph)18km/h (11mph)32km/h (20mph)29km/h (18mph)19km/h (12mph)13km/h (8mph)
Direction 230°
SW
236°
SW
250°
WSW
248°
WSW
249°
WSW
254°
WSW
256°
WSW
225°
SW
Wind chill28°C (82°F)27°C (81°F)28°C (82°F)29°C (85°F)26°C (79°F)27°C (81°F)28°C (82°F)27°C (80°F)
Waves
Height0.5m (1.7ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.5ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.4ft)
Direction 204°
SSW
178°
S
180°
S
182°
S
181°
S
170°
S
169°
S
170°
S
Period7.0 sec.6.9 sec.6.8 sec.6.7 sec.7.4 sec.6.4 sec.7.6 sec.7.7 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water 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)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:50 and will set at 19:21 on the beach(es) of Naha. 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 5.6mph km/h (with gusts up to 10.6mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)26°C (79°F)27°C (81°F)28°C (83°F)27°C (80°F)
Perceived temperature31°C (87°F)30°C (86°F)30°C (86°F)33°C (91°F)28°C (82°F)30°C (86°F)33°C (91°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%90%91%78%71%71%76%86%
Barometric pressure1010 hPa1009 hPa1010 hPa1011 hPa1010 hPa1009 hPa1010 hPa1010 hPa
Cloud cover9%7%12%3%3%5%81%73%
Heat index31°C (87°F)30°C (86°F)30°C (86°F)33°C (91°F)28°C (82°F)30°C (86°F)33°C (91°F)31°C (88°F)
Dew point25°C (77°F)25°C (76°F)25°C (76°F)24°C (75°F)20°C (68°F)22°C (71°F)24°C (75°F)24°C (76°F)
Wind
Speed9km/h (6mph)9km/h (6mph)8km/h (5mph)6km/h (4mph)8km/h (5mph)9km/h (6mph)6km/h (4mph)2km/h (1mph)
Gusts15km/h (10mph)15km/h (10mph)12km/h (8mph)8km/h (5mph)17km/h (10mph)17km/h (11mph)8km/h (5mph)4km/h (2mph)
Direction 230°
SW
232°
SW
243°
WSW
247°
WSW
238°
WSW
239°
WSW
262°
W
291°
WNW
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)26°C (79°F)27°C (81°F)28°C (83°F)27°C (80°F)
Waves
Height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)
Direction 170°
S
169°
S
172°
S
175°
S
173°
S
168°
SSE
168°
SSE
152°
SSE
Period7.6 sec.7.6 sec.7.4 sec.7.3 sec.7.2 sec.7.0 sec.6.8 sec.7.0 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water 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)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:50 and will set at 19:21 on the beach(es) of Naha. The outside temperature will be a high of 85°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 6.2mph km/h (with gusts up to 8.7mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)26°C (79°F)29°C (85°F)28°C (83°F)27°C (80°F)
Perceived temperature30°C (87°F)30°C (85°F)29°C (85°F)32°C (90°F)28°C (82°F)33°C (92°F)33°C (91°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%88%88%74%67%68%78%88%
Barometric pressure1010 hPa1009 hPa1010 hPa1010 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover8%8%8%8%5%88%73%88%
Heat index30°C (87°F)30°C (85°F)29°C (85°F)32°C (90°F)28°C (82°F)33°C (92°F)33°C (91°F)31°C (88°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)19°C (67°F)23°C (73°F)24°C (75°F)25°C (76°F)
Wind
Speed1km/h (1mph)3km/h (2mph)3km/h (2mph)3km/h (2mph)5km/h (3mph)9km/h (5mph)10km/h (6mph)7km/h (4mph)
Gusts2km/h (1mph)4km/h (3mph)4km/h (3mph)4km/h (3mph)10km/h (7mph)12km/h (7mph)14km/h (9mph)11km/h (7mph)
Direction 263°
W
284°
WNW
315°
NW
35°
NE
69°
ENE
85°
E
87°
E
68°
ENE
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)26°C (79°F)29°C (85°F)28°C (83°F)27°C (80°F)
Waves
Height0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 154°
SSE
159°
SSE
164°
SSE
164°
SSE
143°
SE
120°
ESE
120°
ESE
121°
ESE
Period7.0 sec.7.3 sec.7.8 sec.8.7 sec.8.6 sec.9.8 sec.9.8 sec.9.7 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water 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)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:51 and will set at 19:20 on the beach(es) of Naha. The outside temperature will be a high of 83°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 9.9mph km/h (with gusts up to 19.3mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)25°C (78°F)27°C (80°F)27°C (81°F)27°C (80°F)
Perceived temperature30°C (87°F)30°C (85°F)30°C (86°F)32°C (90°F)27°C (81°F)29°C (85°F)31°C (87°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%88%90%78%74%74%80%89%
Barometric pressure1010 hPa1009 hPa1009 hPa1011 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover76%83%21%11%72%88%86%14%
Heat index30°C (87°F)30°C (85°F)30°C (86°F)32°C (90°F)27°C (81°F)29°C (85°F)31°C (87°F)31°C (87°F)
Dew point24°C (76°F)24°C (75°F)25°C (76°F)24°C (75°F)20°C (69°F)22°C (71°F)23°C (74°F)25°C (76°F)
Wind
Speed8km/h (5mph)8km/h (5mph)6km/h (4mph)12km/h (7mph)13km/h (8mph)16km/h (10mph)15km/h (9mph)12km/h (8mph)
Gusts12km/h (8mph)13km/h (8mph)10km/h (6mph)15km/h (10mph)28km/h (17mph)31km/h (19mph)24km/h (15mph)19km/h (12mph)
Direction 52°
NE
56°
NE
80°
E
51°
NE
65°
ENE
77°
ENE
73°
ENE
65°
ENE
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)28°C (83°F)25°C (78°F)27°C (80°F)27°C (81°F)27°C (80°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.4m (1.4ft)0.3m (1.0ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.4ft)0.4m (1.4ft)
Direction 121°
ESE
122°
ESE
99°
E
122°
ESE
122°
ESE
83°
E
85°
E
86°
E
Period9.7 sec.9.6 sec.9.7 sec.9.6 sec.9.5 sec.9.5 sec.9.4 sec.9.4 sec.
Significant height0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water 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)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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