Sea weather in Nagasaki in Japan All the beach weather in Nagasaki

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

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

Date Outside temp. Our opinion
Wednesday 3 June 202670°F to 76°Fdiscouraged
Thursday 4 June 202667°F to 70°Fnot recommended
Friday 5 June 202668°F to 76°Frecommended
Saturday 6 June 202667°F to 76°Frecommended
Sunday 7 June 202670°F to 74°Frecommended
Monday 8 June 202667°F to 72°Frecommended
Tuesday 9 June 202665°F to 72°Frecommended

Sea Weather: Your daily and hourly sea weather in Nagasaki

Sea weather on Wednesday 3 June 2026

On Wednesday 3 June 2026, the sun will rise at 05:13 and will set at 19:25 on the beach(es) of Nagasaki. 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 13.1mph km/h (with gusts up to 18.6mph). Wave height will be up to 2.3ft 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)23°C (73°F)24°C (74°F)23°C (74°F)22°C (72°F)21°C (70°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)25°C (77°F)25°C (78°F)25°C (77°F)25°C (76°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%90%91%84%80%79%81%89%
Barometric pressure999 hPa1000 hPa1003 hPa1004 hPa1005 hPa1004 hPa1005 hPa1005 hPa
Cloud cover85%96%70%71%53%75%17%55%
Heat index24°C (76°F)24°C (76°F)21°C (70°F)25°C (77°F)25°C (78°F)25°C (77°F)25°C (76°F)24°C (76°F)
Dew point20°C (67°F)20°C (67°F)19°C (67°F)20°C (68°F)20°C (68°F)19°C (67°F)19°C (66°F)19°C (67°F)
Wind
Speed21km/h (13mph)17km/h (10mph)11km/h (7mph)10km/h (6mph)12km/h (7mph)15km/h (10mph)13km/h (8mph)8km/h (5mph)
Gusts30km/h (19mph)24km/h (15mph)16km/h (10mph)14km/h (9mph)16km/h (10mph)23km/h (14mph)22km/h (13mph)14km/h (9mph)
Direction 339°
NNW
343°
NNW
341°
NNW
334°
NNW
315°
NW
300°
WNW
322°
NW
338°
NNW
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)23°C (73°F)24°C (74°F)23°C (74°F)22°C (72°F)21°C (70°F)
Waves
Height0.6m (2.1ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (2.1ft)0.5m (1.7ft)0.5m (1.5ft)0.4m (1.3ft)0.3m (0.9ft)
Direction 190°
S
306°
NW
303°
WNW
326°
NNW
324°
NW
321°
NW
320°
NW
295°
WNW
Period12.4 sec.11.1 sec.10.1 sec.10.0 sec.9.5 sec.9.0 sec.8.6 sec.4.9 sec.
Significant height0.5m (1.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Thursday 4 June 2026

On Thursday 4 June 2026, the sun will rise at 05:13 and will set at 19:25 on the beach(es) of Nagasaki. The outside temperature will be a high of 70°F t and a low of 67°F. A total of 0.8in of precipitation could spoil your day at the beach. The sea will be generally calm, with a wind speed of up to 9.9mph km/h (with gusts up to 14.3mph). Wave height will be up to 0.7ft 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)21°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)20°C (67°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)20°C (67°F)
Precipitation0in0in0in0in0.3in0.2in0.4in0in
Humidity89%88%89%95%95%94%96%94%
Barometric pressure1005 hPa1005 hPa1005 hPa1005 hPa1005 hPa1003 hPa1001 hPa1002 hPa
Cloud cover57%100%80%75%90%100%100%100%
Heat index21°C (70°F)24°C (76°F)24°C (76°F)21°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)20°C (67°F)
Dew point19°C (66°F)19°C (66°F)19°C (67°F)20°C (67°F)19°C (67°F)18°C (65°F)18°C (65°F)18°C (65°F)
Wind
Speed2km/h (1mph)2km/h (1mph)8km/h (5mph)9km/h (6mph)9km/h (6mph)11km/h (7mph)14km/h (9mph)16km/h (10mph)
Gusts4km/h (2mph)3km/h (2mph)12km/h (8mph)14km/h (8mph)14km/h (9mph)16km/h (10mph)22km/h (14mph)23km/h (15mph)
Direction 30°
NNE
106°
ESE
122°
ESE
131°
SE
142°
SE
101°
ESE
52°
NE
84°
E
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)20°C (67°F)
Waves
Height0.2m (0.7ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 196°
SSW
194°
SSW
196°
SSW
194°
SSW
197°
SSW
179°
S
194°
SSW
194°
SSW
Period3.0 sec.3.9 sec.5.7 sec.5.4 sec.5.2 sec.3.9 sec.3.9 sec.3.8 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Friday 5 June 2026

On Friday 5 June 2026, the sun will rise at 05:13 and will set at 19:26 on the beach(es) of Nagasaki. The outside temperature will be a high of 76°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! The sea will be generally calm, with a wind speed of up to 11.2mph km/h (with gusts up to 15.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (67°F)20°C (68°F)20°C (69°F)22°C (72°F)23°C (73°F)23°C (74°F)20°C (69°F)21°C (69°F)
Perceived temperature20°C (67°F)20°C (68°F)20°C (69°F)25°C (76°F)25°C (77°F)25°C (78°F)20°C (69°F)21°C (69°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity95%94%92%85%80%74%82%89%
Barometric pressure1002 hPa1002 hPa1004 hPa1005 hPa1007 hPa1006 hPa1008 hPa1010 hPa
Cloud cover100%100%80%38%73%100%8%34%
Heat index20°C (67°F)20°C (68°F)20°C (69°F)25°C (76°F)25°C (77°F)25°C (78°F)20°C (69°F)21°C (69°F)
Dew point19°C (66°F)19°C (66°F)19°C (66°F)20°C (67°F)19°C (66°F)19°C (65°F)17°C (63°F)19°C (66°F)
Wind
Speed12km/h (8mph)11km/h (7mph)9km/h (6mph)6km/h (4mph)14km/h (9mph)18km/h (11mph)12km/h (7mph)9km/h (5mph)
Gusts18km/h (11mph)17km/h (11mph)13km/h (8mph)8km/h (5mph)20km/h (12mph)25km/h (16mph)21km/h (13mph)14km/h (9mph)
Direction 33°
NNE
55°
NE
343°
NNW
340°
NNW
306°
NW
315°
NW
322°
NW
336°
NNW
Wind chill20°C (67°F)20°C (68°F)20°C (69°F)22°C (72°F)23°C (73°F)23°C (74°F)20°C (69°F)21°C (69°F)
Waves
Height0.5m (1.5ft)0.3m (1.1ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.4ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)
Direction 194°
SSW
189°
S
209°
SSW
215°
SW
220°
SW
223°
SW
224°
SW
223°
SW
Period3.8 sec.4.7 sec.6.5 sec.6.4 sec.6.3 sec.6.4 sec.6.5 sec.6.4 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Saturday 6 June 2026

On Saturday 6 June 2026, the sun will rise at 05:13 and will set at 19:26 on the beach(es) of Nagasaki. The outside temperature will be a high of 76°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 5mph km/h (with gusts up to 8.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (69°F)20°C (67°F)19°C (67°F)22°C (72°F)24°C (75°F)24°C (75°F)22°C (71°F)22°C (71°F)
Perceived temperature20°C (69°F)20°C (67°F)19°C (67°F)25°C (76°F)26°C (78°F)25°C (78°F)22°C (71°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%85%82%71%64%66%74%80%
Barometric pressure1010 hPa1010 hPa1011 hPa1013 hPa1013 hPa1012 hPa1012 hPa1013 hPa
Cloud cover13%0%16%32%84%57%13%99%
Heat index20°C (69°F)20°C (67°F)19°C (67°F)25°C (76°F)26°C (78°F)25°C (78°F)24°C (76°F)24°C (76°F)
Dew point19°C (66°F)17°C (63°F)16°C (61°F)17°C (62°F)17°C (62°F)17°C (63°F)17°C (63°F)18°C (64°F)
Wind
Speed8km/h (5mph)5km/h (3mph)7km/h (4mph)5km/h (3mph)3km/h (2mph)3km/h (2mph)5km/h (3mph)1km/h (1mph)
Gusts13km/h (8mph)9km/h (6mph)13km/h (8mph)7km/h (4mph)4km/h (2mph)4km/h (3mph)9km/h (5mph)2km/h (1mph)
Direction 328°
NNW

N
54°
NE
43°
NE
235°
SW
246°
WSW
277°
W
150°
SSE
Wind chill20°C (69°F)20°C (67°F)19°C (67°F)22°C (72°F)24°C (75°F)24°C (75°F)22°C (71°F)22°C (71°F)
Waves
Height0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.2m (0.8ft)
Direction 220°
SW
219°
SW
220°
SW
222°
SW
224°
SW
224°
SW
223°
SW
222°
SW
Period6.4 sec.6.3 sec.6.3 sec.6.5 sec.6.9 sec.6.8 sec.6.8 sec.6.6 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Sunday 7 June 2026

On Sunday 7 June 2026, the sun will rise at 05:13 and will set at 19:27 on the beach(es) of Nagasaki. The outside temperature will be a high of 74°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 10.6mph km/h (with gusts up to 17.4mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)22°C (71°F)23°C (73°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)
Perceived temperature22°C (71°F)21°C (70°F)22°C (71°F)25°C (77°F)22°C (71°F)25°C (76°F)25°C (76°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%81%86%83%86%83%79%80%
Barometric pressure1012 hPa1010 hPa1010 hPa1009 hPa1008 hPa1005 hPa1003 hPa1003 hPa
Cloud cover80%61%52%50%83%100%45%47%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)24°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)
Dew point18°C (65°F)18°C (64°F)19°C (66°F)20°C (67°F)19°C (67°F)19°C (66°F)18°C (65°F)18°C (64°F)
Wind
Speed3km/h (2mph)6km/h (4mph)8km/h (5mph)6km/h (4mph)14km/h (9mph)10km/h (6mph)16km/h (10mph)17km/h (10mph)
Gusts4km/h (3mph)10km/h (6mph)13km/h (8mph)9km/h (6mph)21km/h (13mph)16km/h (10mph)26km/h (16mph)28km/h (17mph)
Direction 63°
ENE
67°
ENE
65°
ENE
66°
ENE
69°
ENE
44°
NE
49°
NE
37°
NE
Wind chill22°C (71°F)21°C (70°F)22°C (71°F)23°C (73°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)
Waves
Height0.3m (1.1ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (1.9ft)0.5m (1.7ft)0.3m (1.1ft)
Direction 221°
SW
218°
SW
92°
E
71°
ENE
76°
ENE
73°
ENE
57°
ENE
199°
SSW
Period5.1 sec.4.2 sec.6.2 sec.6.1 sec.6.9 sec.8.4 sec.7.8 sec.7.0 sec.
Significant height0.1m (0.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)1.0m (3.3ft)1.1m (3.6ft)0.8m (2.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Monday 8 June 2026

On Monday 8 June 2026, the sun will rise at 05:13 and will set at 19:27 on the beach(es) of Nagasaki. The outside temperature will be a high of 72°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 12.4mph km/h (with gusts up to 19.3mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (69°F)20°C (67°F)20°C (67°F)21°C (70°F)22°C (71°F)22°C (71°F)19°C (67°F)19°C (66°F)
Perceived temperature21°C (69°F)20°C (67°F)20°C (67°F)21°C (70°F)22°C (71°F)22°C (71°F)19°C (67°F)19°C (66°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%90%90%87%81%76%80%85%
Barometric pressure1001 hPa1001 hPa1002 hPa1004 hPa1005 hPa1005 hPa1005 hPa1007 hPa
Cloud cover25%14%55%99%87%51%9%11%
Heat index21°C (69°F)20°C (67°F)20°C (67°F)21°C (70°F)24°C (76°F)24°C (76°F)19°C (67°F)19°C (66°F)
Dew point18°C (64°F)18°C (64°F)18°C (64°F)19°C (66°F)18°C (65°F)17°C (63°F)16°C (60°F)16°C (61°F)
Wind
Speed12km/h (8mph)10km/h (6mph)11km/h (7mph)16km/h (10mph)19km/h (12mph)20km/h (13mph)18km/h (11mph)10km/h (6mph)
Gusts21km/h (13mph)17km/h (10mph)17km/h (11mph)21km/h (13mph)25km/h (16mph)28km/h (18mph)31km/h (19mph)17km/h (10mph)
Direction 24°
NNE
43°
NE
11°
NNE
349°
N
335°
NNW
326°
NNW
330°
NNW
334°
NNW
Wind chill21°C (69°F)20°C (67°F)20°C (67°F)21°C (70°F)22°C (71°F)22°C (71°F)19°C (67°F)19°C (66°F)
Waves
Height0.3m (0.9ft)0.3m (1.0ft)0.4m (1.4ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.3ft)0.6m (2.0ft)0.4m (1.4ft)
Direction 198°
SSW
199°
SSW
210°
SSW
208°
SSW
206°
SSW
206°
SSW
205°
SSW
206°
SSW
Period6.6 sec.6.5 sec.8.2 sec.9.6 sec.9.1 sec.8.8 sec.8.6 sec.8.5 sec.
Significant height0.3m (1ft)0.3m (1ft)0.6m (2ft)1.0m (3.3ft)0.9m (3ft)1.0m (3.3ft)0.8m (2.6ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Tuesday 9 June 2026

On Tuesday 9 June 2026, the sun will rise at 05:12 and will set at 19:28 on the beach(es) of Nagasaki. The outside temperature will be a high of 72°F t and a low of 65°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 5mph km/h (with gusts up to 6.8mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (65°F)18°C (65°F)19°C (65°F)21°C (69°F)22°C (71°F)21°C (71°F)22°C (71°F)20°C (68°F)
Perceived temperature19°C (65°F)18°C (65°F)19°C (65°F)21°C (69°F)22°C (71°F)21°C (71°F)22°C (71°F)20°C (68°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity86%85%83%72%68%68%71%77%
Barometric pressure1008 hPa1007 hPa1008 hPa1009 hPa1009 hPa1008 hPa1009 hPa1010 hPa
Cloud cover10%70%31%48%20%17%68%32%
Heat index19°C (65°F)18°C (65°F)19°C (65°F)21°C (69°F)24°C (76°F)24°C (76°F)24°C (76°F)20°C (68°F)
Dew point16°C (61°F)16°C (60°F)16°C (60°F)15°C (60°F)15°C (60°F)15°C (59°F)16°C (61°F)16°C (61°F)
Wind
Speed6km/h (4mph)7km/h (4mph)4km/h (3mph)4km/h (2mph)6km/h (4mph)8km/h (5mph)7km/h (4mph)5km/h (3mph)
Gusts11km/h (7mph)11km/h (7mph)7km/h (4mph)5km/h (3mph)8km/h (5mph)11km/h (7mph)10km/h (6mph)9km/h (5mph)
Direction 344°
NNW
356°
N
52°
NE
116°
ESE
226°
SW
256°
WSW
279°
W
346°
NNW
Wind chill19°C (65°F)18°C (65°F)19°C (65°F)21°C (69°F)22°C (71°F)21°C (71°F)22°C (71°F)20°C (68°F)
Waves
Height0.4m (1.4ft)0.6m (1.9ft)0.6m (2.0ft)0.5m (1.5ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 206°
SSW
270°
W
301°
WNW
296°
WNW
208°
SSW
207°
SSW
207°
SSW
207°
SSW
Period8.3 sec.8.1 sec.7.6 sec.7.1 sec.6.8 sec.6.5 sec.6.8 sec.6.1 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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