Sea weather in Yakushima in Japan All the beach weather in Yakushima

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

Discover the best moment to go to the beach in Yakushima in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Yakushima. 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 202676°F to 83°Frecommended
Tuesday 21 July 202676°F to 83°Frecommended
Wednesday 22 July 202676°F to 83°Frecommended
Thursday 23 July 202674°F to 83°Frecommended
Friday 24 July 202674°F to 83°Frecommended
Saturday 25 July 202676°F to 83°Frecommended
Sunday 26 July 202676°F to 83°Frecommended

Sea Weather: Your daily and hourly sea weather in Yakushima

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:29 and will set at 19:20 on the beach(es) of Yakushima. The outside temperature will be a high of 83°F t and a low of 76°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 14.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)24°C (76°F)26°C (79°F)27°C (81°F)27°C (81°F)
Perceived temperature33°C (91°F)32°C (90°F)32°C (89°F)33°C (91°F)26°C (79°F)29°C (83°F)31°C (87°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%84%84%83%80%78%79%84%
Barometric pressure1008 hPa1008 hPa1009 hPa1009 hPa1009 hPa1009 hPa1009 hPa1010 hPa
Cloud cover39%51%59%25%11%11%11%8%
Heat index33°C (91°F)32°C (90°F)32°C (89°F)33°C (91°F)26°C (79°F)29°C (83°F)31°C (87°F)32°C (89°F)
Dew point25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)21°C (69°F)22°C (71°F)23°C (74°F)24°C (76°F)
Wind
Speed7km/h (4mph)6km/h (4mph)8km/h (5mph)10km/h (6mph)12km/h (7mph)9km/h (5mph)7km/h (4mph)3km/h (2mph)
Gusts11km/h (7mph)10km/h (6mph)12km/h (8mph)15km/h (9mph)24km/h (15mph)17km/h (11mph)11km/h (7mph)5km/h (3mph)
Direction 215°
SW
250°
WSW
295°
WNW
312°
NW
322°
NW
309°
NW
299°
WNW
341°
NNW
Wind chill28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)24°C (76°F)26°C (79°F)27°C (81°F)27°C (81°F)
Waves
Height0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.0ft)
Direction 239°
WSW
239°
WSW
239°
WSW
240°
WSW
240°
WSW
240°
WSW
240°
WSW
240°
WSW
Period7.7 sec.7.6 sec.7.5 sec.7.3 sec.7.2 sec.7.0 sec.6.9 sec.6.9 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:30 and will set at 19:20 on the beach(es) of Yakushima. The outside temperature will be a high of 83°F t and a low of 76°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 8.7mph). 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 (82°F)24°C (75°F)26°C (78°F)27°C (81°F)27°C (81°F)
Perceived temperature31°C (88°F)30°C (87°F)30°C (86°F)32°C (89°F)26°C (78°F)28°C (82°F)30°C (86°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%84%83%78%76%75%75%82%
Barometric pressure1009 hPa1009 hPa1010 hPa1011 hPa1011 hPa1010 hPa1010 hPa1011 hPa
Cloud cover7%13%10%8%9%9%8%7%
Heat index31°C (88°F)30°C (87°F)30°C (86°F)32°C (89°F)26°C (78°F)28°C (82°F)30°C (86°F)31°C (88°F)
Dew point24°C (76°F)24°C (75°F)24°C (74°F)24°C (74°F)20°C (67°F)21°C (70°F)22°C (72°F)24°C (75°F)
Wind
Speed6km/h (4mph)5km/h (3mph)5km/h (3mph)4km/h (2mph)5km/h (3mph)7km/h (4mph)8km/h (5mph)5km/h (3mph)
Gusts9km/h (6mph)8km/h (5mph)8km/h (5mph)5km/h (3mph)11km/h (7mph)14km/h (9mph)12km/h (8mph)8km/h (5mph)
Direction 303°
WNW
299°
WNW
312°
NW
312°
NW
300°
WNW
280°
W
286°
WNW
288°
WNW
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)28°C (82°F)24°C (75°F)26°C (78°F)27°C (81°F)27°C (81°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (0.9ft)0.3m (0.9ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (1.0ft)
Direction 239°
WSW
239°
WSW
237°
WSW
240°
WSW
239°
WSW
239°
WSW
238°
WSW
240°
WSW
Period7.3 sec.7.2 sec.7.1 sec.7.0 sec.6.9 sec.6.8 sec.7.9 sec.7.5 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:30 and will set at 19:19 on the beach(es) of Yakushima. The outside temperature will be a high of 83°F t and a low of 76°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 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 (82°F)24°C (75°F)25°C (78°F)28°C (82°F)27°C (81°F)
Perceived temperature31°C (88°F)30°C (87°F)30°C (86°F)32°C (89°F)26°C (78°F)28°C (82°F)32°C (89°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%83%83%79%80%80%81%86%
Barometric pressure1010 hPa1010 hPa1011 hPa1011 hPa1011 hPa1010 hPa1010 hPa1011 hPa
Cloud cover6%11%5%10%12%14%19%28%
Heat index31°C (88°F)30°C (87°F)30°C (86°F)32°C (89°F)26°C (78°F)28°C (82°F)32°C (89°F)32°C (89°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)20°C (68°F)22°C (71°F)24°C (75°F)25°C (77°F)
Wind
Speed5km/h (3mph)8km/h (5mph)6km/h (4mph)6km/h (4mph)6km/h (4mph)6km/h (4mph)8km/h (5mph)8km/h (5mph)
Gusts7km/h (4mph)11km/h (7mph)9km/h (6mph)8km/h (5mph)13km/h (8mph)12km/h (7mph)12km/h (7mph)11km/h (7mph)
Direction 269°
W
278°
W
286°
WNW
316°
NW
311°
NW
273°
W
265°
W
267°
W
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)28°C (82°F)24°C (75°F)25°C (78°F)28°C (82°F)27°C (81°F)
Waves
Height0.3m (1.0ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.8ft)
Direction 240°
WSW
239°
WSW
239°
WSW
241°
WSW
240°
WSW
239°
WSW
240°
WSW
240°
WSW
Period7.3 sec.7.3 sec.7.2 sec.7.0 sec.6.8 sec.6.7 sec.6.5 sec.6.5 sec.
Significant height0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:31 and will set at 19:18 on the beach(es) of Yakushima. The outside temperature will be a high of 83°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 6.2mph km/h (with gusts up to 9.9mph). 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 (80°F)28°C (82°F)24°C (75°F)26°C (78°F)27°C (81°F)27°C (81°F)
Perceived temperature31°C (88°F)31°C (88°F)31°C (87°F)31°C (88°F)26°C (78°F)28°C (82°F)30°C (87°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%86%84%81%80%78%79%84%
Barometric pressure1011 hPa1010 hPa1011 hPa1011 hPa1011 hPa1010 hPa1010 hPa1012 hPa
Cloud cover35%35%21%16%14%12%11%14%
Heat index31°C (88°F)31°C (88°F)31°C (87°F)31°C (88°F)26°C (78°F)28°C (82°F)30°C (87°F)31°C (88°F)
Dew point25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)20°C (68°F)21°C (71°F)23°C (74°F)24°C (76°F)
Wind
Speed8km/h (5mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)8km/h (5mph)
Gusts11km/h (7mph)11km/h (7mph)11km/h (7mph)11km/h (7mph)16km/h (10mph)15km/h (10mph)16km/h (10mph)12km/h (8mph)
Direction 291°
WNW
289°
WNW
294°
WNW
304°
NW
311°
NW
279°
W
270°
W
292°
WNW
Wind chill27°C (81°F)27°C (81°F)27°C (80°F)28°C (82°F)24°C (75°F)26°C (78°F)27°C (81°F)27°C (81°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.7ft)0.2m (0.8ft)0.3m (1.0ft)0.2m (0.8ft)
Direction 239°
WSW
238°
WSW
237°
WSW
240°
WSW
239°
WSW
102°
ESE
104°
ESE
105°
ESE
Period6.4 sec.6.4 sec.6.2 sec.6.1 sec.6.0 sec.5.9 sec.5.8 sec.5.7 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:31 and will set at 19:18 on the beach(es) of Yakushima. The outside temperature will be a high of 83°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 5.6mph km/h (with gusts up to 11.8mph). 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 (82°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)
Perceived temperature31°C (88°F)30°C (87°F)30°C (86°F)31°C (88°F)26°C (78°F)27°C (81°F)30°C (86°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%84%83%80%81%79%79%85%
Barometric pressure1011 hPa1011 hPa1011 hPa1012 hPa1012 hPa1011 hPa1011 hPa1011 hPa
Cloud cover10%8%7%4%5%8%4%4%
Heat index31°C (88°F)30°C (87°F)30°C (86°F)31°C (88°F)26°C (78°F)27°C (81°F)30°C (86°F)31°C (88°F)
Dew point24°C (76°F)24°C (75°F)24°C (74°F)24°C (75°F)20°C (68°F)21°C (71°F)23°C (73°F)24°C (76°F)
Wind
Speed7km/h (4mph)6km/h (4mph)5km/h (3mph)6km/h (4mph)9km/h (6mph)9km/h (6mph)8km/h (5mph)8km/h (5mph)
Gusts11km/h (7mph)8km/h (5mph)7km/h (5mph)8km/h (5mph)19km/h (12mph)18km/h (11mph)13km/h (8mph)12km/h (8mph)
Direction 307°
NW
303°
WNW
293°
WNW
316°
NW
317°
NW
302°
WNW
307°
NW
314°
NW
Wind chill27°C (81°F)27°C (80°F)27°C (80°F)28°C (82°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.8ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)
Direction 104°
ESE
106°
ESE
108°
ESE
131°
SE
108°
ESE
109°
ESE
109°
ESE
130°
SE
Period5.7 sec.5.7 sec.5.6 sec.9.8 sec.5.5 sec.9.8 sec.2.6 sec.2.8 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:32 and will set at 19:17 on the beach(es) of Yakushima. The outside temperature will be a high of 83°F t and a low of 76°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 8.7mph). 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)27°C (80°F)27°C (80°F)28°C (82°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)
Perceived temperature30°C (87°F)30°C (86°F)30°C (85°F)31°C (88°F)26°C (78°F)28°C (82°F)30°C (85°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%83%83%79%79%79%79%84%
Barometric pressure1011 hPa1011 hPa1011 hPa1012 hPa1011 hPa1010 hPa1010 hPa1011 hPa
Cloud cover4%9%7%8%7%7%2%8%
Heat index30°C (87°F)30°C (86°F)30°C (85°F)31°C (88°F)26°C (78°F)28°C (82°F)30°C (85°F)31°C (87°F)
Dew point24°C (75°F)23°C (74°F)23°C (74°F)23°C (74°F)20°C (68°F)22°C (71°F)23°C (73°F)24°C (75°F)
Wind
Speed5km/h (3mph)6km/h (4mph)8km/h (5mph)6km/h (4mph)7km/h (4mph)7km/h (4mph)4km/h (3mph)1km/h (1mph)
Gusts8km/h (5mph)10km/h (6mph)11km/h (7mph)8km/h (5mph)14km/h (9mph)14km/h (9mph)7km/h (4mph)2km/h (1mph)
Direction 306°
NW
305°
NW
299°
WNW
327°
NNW
323°
NW
307°
NW
326°
NW
54°
NE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)24°C (75°F)25°C (78°F)27°C (80°F)27°C (81°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (0.9ft)0.2m (0.8ft)0.3m (0.9ft)
Direction 130°
SE
129°
SE
128°
SE
124°
SE
120°
ESE
122°
ESE
123°
ESE
123°
ESE
Period2.8 sec.2.6 sec.10.9 sec.10.8 sec.10.4 sec.10.3 sec.10.3 sec.10.2 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 05:33 and will set at 19:17 on the beach(es) of Yakushima. The outside temperature will be a high of 83°F t and a low of 76°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 8.1mph km/h (with gusts up to 13.1mph). 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 (80°F)26°C (79°F)28°C (82°F)24°C (76°F)26°C (78°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (86°F)29°C (85°F)29°C (84°F)31°C (87°F)26°C (79°F)28°C (82°F)30°C (85°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%82%81%75%73%71%74%84%
Barometric pressure1011 hPa1009 hPa1010 hPa1010 hPa1010 hPa1008 hPa1008 hPa1009 hPa
Cloud cover7%5%0%0%0%0%5%8%
Heat index30°C (86°F)29°C (85°F)29°C (84°F)31°C (87°F)26°C (79°F)28°C (82°F)30°C (85°F)31°C (87°F)
Dew point23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)19°C (66°F)20°C (68°F)22°C (72°F)24°C (75°F)
Wind
Speed3km/h (2mph)4km/h (2mph)3km/h (2mph)4km/h (2mph)5km/h (3mph)8km/h (5mph)13km/h (8mph)12km/h (7mph)
Gusts4km/h (3mph)6km/h (4mph)4km/h (3mph)5km/h (3mph)10km/h (6mph)15km/h (9mph)21km/h (13mph)17km/h (11mph)
Direction 154°
SSE
180°
S
138°
SE
115°
ESE
74°
ENE
106°
ESE
113°
ESE
140°
SE
Wind chill27°C (80°F)26°C (80°F)26°C (79°F)28°C (82°F)24°C (76°F)26°C (78°F)27°C (81°F)27°C (81°F)
Waves
Height0.3m (0.9ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.8ft)0.2m (0.8ft)0.3m (0.9ft)0.3m (1.0ft)
Direction 124°
ESE
120°
ESE
121°
ESE
122°
ESE
123°
ESE
124°
ESE
132°
SE
144°
SE
Period2.9 sec.2.9 sec.2.9 sec.9.7 sec.9.7 sec.9.5 sec.9.3 sec.15.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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