Sea weather in Kushiro in Japan All the beach weather in Kushiro

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

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

Date Outside temp. Our opinion
Sunday 14 December 202532°F to 38°Fnot recommended
Monday 15 December 202532°F to 40°Fnot recommended
Tuesday 16 December 202525°F to 36°Fnot recommended
Wednesday 17 December 202523°F to 27°Fnot recommended
Thursday 18 December 202525°F to 31°Fnot recommended
Friday 19 December 202529°F to 43°Fdiscouraged
Saturday 20 December 202543°F to 45°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Kushiro

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 06:46 and will set at 15:49 on the beach(es) of Kushiro. The outside temperature will be a high of 38°F t and a low of 32°F. Precipitation is in the forecast (0.4in 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 42.3mph km/h (with gusts up to 43.5mph). Wave height will be up to 10.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-0°C (32°F)0°C (33°F)0°C (33°F)1°C (34°F)1°C (34°F)2°C (35°F)2°C (36°F)2°C (35°F)
Perceived temperature-3°C (27°F)-4°C (25°F)-4°C (24°F)-3°C (27°F)-4°C (25°F)-5°C (23°F)-5°C (23°F)-7°C (20°F)
Precipitation0in0in0in0in0in0.1in0.1in0.2in
Humidity52%55%60%60%79%98%98%99%
Barometric pressure1022 hPa1021 hPa1021 hPa1020 hPa1016 hPa1012 hPa1005 hPa996 hPa
Cloud cover48%63%69%100%100%100%100%100%
Heat index-0°C (32°F)0°C (33°F)0°C (33°F)1°C (34°F)1°C (34°F)2°C (35°F)2°C (36°F)2°C (35°F)
Dew point-9°C (16°F)-7°C (19°F)-6°C (21°F)-6°C (21°F)-2°C (28°F)1°C (34°F)2°C (36°F)2°C (35°F)
Wind
Speed7km/h (4mph)16km/h (10mph)17km/h (10mph)14km/h (9mph)19km/h (12mph)34km/h (21mph)51km/h (32mph)68km/h (43mph)
Gusts10km/h (6mph)22km/h (14mph)23km/h (14mph)19km/h (12mph)26km/h (16mph)46km/h (29mph)54km/h (34mph)70km/h (44mph)
Direction 189°
S
133°
SE
76°
ENE
72°
ENE
67°
ENE
61°
ENE
60°
ENE
54°
NE
Wind chill-3°C (27°F)-4°C (25°F)-4°C (24°F)-3°C (27°F)-4°C (25°F)-5°C (23°F)-5°C (23°F)-7°C (20°F)
Waves
Height0.7m (2.5ft)0.7m (2.3ft)0.7m (2.2ft)0.6m (2.1ft)0.7m (2.2ft)1.0m (3.2ft)1.7m (5.5ft)3.2m (10.5ft)
Direction 105°
ESE
102°
ESE
99°
E
94°
E
90°
E
89°
E
97°
E
100°
E
Period12.2 sec.12.2 sec.13.0 sec.12.7 sec.12.4 sec.12.3 sec.15.6 sec.15.1 sec.
Significant height1.0m (3.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)1.3m (4.3ft)2.0m (6.6ft)3.2m (10.5ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:47 and will set at 15:49 on the beach(es) of Kushiro. The outside temperature will be a high of 40°F t and a low of 32°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 53.4mph km/h (with gusts up to 57.2mph). Wave height will be up to 19.4ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature2°C (35°F)4°C (39°F)4°C (38°F)3°C (38°F)4°C (38°F)4°C (39°F)2°C (36°F)1°C (33°F)
Perceived temperature-8°C (18°F)-4°C (25°F)-5°C (24°F)-5°C (23°F)-4°C (25°F)-3°C (27°F)-5°C (24°F)-7°C (19°F)
Precipitation0.2in0in0in0in0in0in0in0in
Humidity97%92%74%75%68%63%64%67%
Barometric pressure983 hPa972 hPa979 hPa986 hPa992 hPa998 hPa1003 hPa1007 hPa
Cloud cover100%100%63%77%39%100%29%3%
Heat index2°C (35°F)4°C (39°F)4°C (38°F)3°C (38°F)4°C (38°F)4°C (39°F)2°C (36°F)1°C (33°F)
Dew point1°C (34°F)3°C (37°F)-1°C (31°F)-1°C (31°F)-2°C (29°F)-2°C (28°F)-4°C (25°F)-5°C (24°F)
Wind
Speed86km/h (54mph)74km/h (46mph)74km/h (46mph)75km/h (46mph)63km/h (39mph)45km/h (28mph)45km/h (28mph)56km/h (35mph)
Gusts92km/h (57mph)81km/h (50mph)76km/h (47mph)80km/h (50mph)64km/h (40mph)46km/h (29mph)47km/h (29mph)60km/h (37mph)
Direction 28°
NNE
352°
N
329°
NNW
323°
NW
313°
NW
305°
NW
297°
WNW
287°
WNW
Wind chill-8°C (18°F)-4°C (25°F)-5°C (24°F)-5°C (23°F)-4°C (25°F)-3°C (27°F)-5°C (24°F)-7°C (19°F)
Waves
Height5.7m (18.8ft)5.9m (19.5ft)4.7m (15.6ft)4.6m (15.1ft)4.3m (14.3ft)3.8m (12.6ft)3.3m (10.7ft)2.9m (9.5ft)
Direction 94°
E
127°
SE
133°
SE
137°
SE
137°
SE
154°
SSE
148°
SSE
142°
SE
Period15.1 sec.10.5 sec.11.1 sec.11.1 sec.12.0 sec.12.0 sec.11.2 sec.11.3 sec.
Significant height4.6m (15.1ft)2.2m (7.2ft)0.6m (2ft)3.0m (9.8ft)2.7m (8.9ft)2.1m (6.9ft)1.7m (5.6ft)1.9m (6.2ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:47 and will set at 15:50 on the beach(es) of Kushiro. The outside temperature will be a high of 36°F t and a low of 25°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 34.2mph km/h (with gusts up to 44.1mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature0°C (33°F)1°C (34°F)2°C (35°F)2°C (35°F)1°C (34°F)-0°C (32°F)-3°C (27°F)-3°C (27°F)
Perceived temperature-8°C (18°F)-6°C (21°F)-5°C (23°F)-4°C (25°F)-5°C (23°F)-7°C (19°F)-11°C (12°F)-10°C (14°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%63%58%57%57%61%63%63%
Barometric pressure1009 hPa1010 hPa1011 hPa1011 hPa1009 hPa1009 hPa1010 hPa1011 hPa
Cloud cover2%6%7%16%19%35%6%8%
Heat index0°C (33°F)1°C (34°F)2°C (35°F)2°C (35°F)1°C (34°F)-0°C (32°F)-3°C (27°F)-3°C (27°F)
Dew point-6°C (21°F)-5°C (22°F)-6°C (22°F)-6°C (21°F)-6°C (21°F)-7°C (20°F)-9°C (16°F)-9°C (16°F)
Wind
Speed55km/h (34mph)39km/h (24mph)37km/h (23mph)28km/h (18mph)30km/h (19mph)36km/h (22mph)37km/h (23mph)29km/h (18mph)
Gusts71km/h (44mph)51km/h (32mph)51km/h (32mph)38km/h (24mph)44km/h (27mph)50km/h (31mph)43km/h (27mph)38km/h (24mph)
Direction 288°
WNW
273°
W
267°
W
275°
W
275°
W
291°
WNW
291°
WNW
293°
WNW
Wind chill-8°C (18°F)-6°C (21°F)-5°C (23°F)-4°C (25°F)-5°C (23°F)-7°C (19°F)-11°C (12°F)-10°C (14°F)
Waves
Height2.8m (9.1ft)2.4m (7.9ft)2.2m (7.3ft)1.9m (6.4ft)1.9m (6.1ft)1.9m (6.2ft)2.2m (7.3ft)2.5m (8.2ft)
Direction 134°
SE
133°
SE
103°
ESE
100°
E
101°
ESE
102°
ESE
226°
SW
224°
SW
Period11.5 sec.12.0 sec.12.1 sec.12.1 sec.12.0 sec.12.0 sec.11.8 sec.11.6 sec.
Significant height2.4m (7.9ft)1.8m (5.9ft)1.6m (5.2ft)1.0m (3.3ft)1.3m (4.3ft)1.3m (4.3ft)1.7m (5.6ft)2.2m (7.2ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:48 and will set at 15:50 on the beach(es) of Kushiro. The outside temperature will be a high of 27°F t and a low of 23°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 22.4mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-4°C (26°F)-4°C (25°F)-4°C (25°F)-3°C (26°F)-4°C (25°F)-4°C (25°F)-5°C (23°F)-3°C (27°F)
Perceived temperature-11°C (12°F)-10°C (13°F)-10°C (15°F)-3°C (26°F)-7°C (19°F)-8°C (18°F)-8°C (17°F)-8°C (17°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%60%55%51%50%50%47%52%
Barometric pressure1012 hPa1012 hPa1014 hPa1015 hPa1014 hPa1015 hPa1016 hPa1017 hPa
Cloud cover3%5%5%4%4%4%3%2%
Heat index-4°C (26°F)-4°C (25°F)-4°C (25°F)-3°C (26°F)-4°C (25°F)-4°C (25°F)-5°C (23°F)-3°C (27°F)
Dew point-10°C (14°F)-11°C (13°F)-11°C (11°F)-12°C (10°F)-13°C (9°F)-13°C (9°F)-14°C (6°F)-11°C (12°F)
Wind
Speed29km/h (18mph)22km/h (14mph)17km/h (11mph)3km/h (2mph)9km/h (5mph)10km/h (6mph)8km/h (5mph)17km/h (11mph)
Gusts36km/h (23mph)29km/h (18mph)23km/h (14mph)3km/h (2mph)14km/h (9mph)17km/h (11mph)17km/h (10mph)26km/h (16mph)
Direction 286°
WNW
287°
WNW
293°
WNW
275°
W
258°
WSW
283°
WNW
270°
W
266°
W
Wind chill-11°C (12°F)-10°C (13°F)-10°C (15°F)-3°C (26°F)-7°C (19°F)-8°C (18°F)-8°C (17°F)-8°C (17°F)
Waves
Height2.1m (6.9ft)1.9m (6.2ft)1.7m (5.6ft)1.5m (4.9ft)1.3m (4.3ft)1.1m (3.8ft)1.2m (3.8ft)1.1m (3.7ft)
Direction 224°
SW
103°
ESE
101°
E
100°
E
99°
E
98°
E
97°
E
96°
E
Period11.2 sec.11.1 sec.11.0 sec.11.1 sec.11.3 sec.11.6 sec.11.1 sec.10.9 sec.
Significant height1.7m (5.6ft)1.9m (6.2ft)1.6m (5.2ft)1.3m (4.3ft)1.2m (3.9ft)1.0m (3.3ft)1.2m (3.9ft)1.0m (3.3ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:49 and will set at 15:50 on the beach(es) of Kushiro. The outside temperature will be a high of 31°F t and a low of 25°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 21.8mph km/h (with gusts up to 29.2mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-3°C (26°F)-3°C (27°F)-3°C (27°F)-3°C (27°F)-4°C (25°F)-4°C (25°F)-2°C (29°F)-1°C (30°F)
Perceived temperature-9°C (15°F)-9°C (15°F)-11°C (13°F)-10°C (13°F)-11°C (12°F)-10°C (14°F)-5°C (23°F)-6°C (22°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity58%53%53%64%60%56%51%58%
Barometric pressure1017 hPa1018 hPa1020 hPa1023 hPa1022 hPa1023 hPa1024 hPa1025 hPa
Cloud cover3%6%10%0%0%2%100%31%
Heat index-3°C (26°F)-3°C (27°F)-3°C (27°F)-3°C (27°F)-4°C (25°F)-4°C (25°F)-2°C (29°F)-1°C (30°F)
Dew point-10°C (14°F)-11°C (12°F)-11°C (12°F)-9°C (16°F)-10°C (13°F)-12°C (11°F)-10°C (13°F)-8°C (17°F)
Wind
Speed21km/h (13mph)22km/h (14mph)35km/h (21mph)31km/h (19mph)28km/h (17mph)19km/h (12mph)9km/h (5mph)13km/h (8mph)
Gusts31km/h (19mph)33km/h (20mph)47km/h (30mph)38km/h (24mph)35km/h (22mph)21km/h (13mph)14km/h (9mph)20km/h (13mph)
Direction 261°
W
262°
W
278°
W
282°
WNW
274°
W
250°
WSW
240°
WSW
254°
WSW
Wind chill-9°C (15°F)-9°C (15°F)-11°C (13°F)-10°C (13°F)-11°C (12°F)-10°C (14°F)-5°C (23°F)-6°C (22°F)
Waves
Height1.1m (3.7ft)1.1m (3.8ft)1.1m (3.7ft)1.0m (3.4ft)1.0m (3.2ft)0.9m (3.1ft)0.9m (3.1ft)0.9m (3.0ft)
Direction 97°
E
98°
E
100°
E
107°
ESE
110°
ESE
92°
E
88°
E
85°
E
Period6.1 sec.10.7 sec.11.2 sec.5.5 sec.12.9 sec.9.8 sec.12.0 sec.11.7 sec.
Significant height1.1m (3.6ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:49 and will set at 15:51 on the beach(es) of Kushiro. The outside temperature will be a high of 43°F t and a low of 29°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 22.4mph km/h (with gusts up to 24.2mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-2°C (29°F)-2°C (29°F)-2°C (28°F)-1°C (31°F)1°C (33°F)5°C (41°F)6°C (42°F)6°C (43°F)
Perceived temperature-7°C (20°F)-6°C (21°F)-5°C (24°F)-5°C (23°F)-4°C (25°F)-0°C (32°F)0°C (33°F)2°C (35°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%68%68%71%82%78%81%83%
Barometric pressure1025 hPa1025 hPa1026 hPa1027 hPa1026 hPa1025 hPa1025 hPa1024 hPa
Cloud cover57%17%13%14%37%100%100%100%
Heat index-2°C (29°F)-2°C (29°F)-2°C (28°F)-1°C (31°F)1°C (33°F)5°C (41°F)6°C (42°F)6°C (43°F)
Dew point-8°C (18°F)-7°C (20°F)-7°C (19°F)-5°C (22°F)-2°C (28°F)2°C (35°F)2°C (36°F)3°C (38°F)
Wind
Speed14km/h (9mph)13km/h (8mph)6km/h (4mph)13km/h (8mph)17km/h (11mph)36km/h (22mph)33km/h (21mph)26km/h (16mph)
Gusts22km/h (14mph)19km/h (12mph)10km/h (6mph)18km/h (11mph)25km/h (15mph)39km/h (24mph)37km/h (23mph)28km/h (17mph)
Direction 264°
W
256°
WSW
278°
W
254°
WSW
233°
SW
218°
SW
221°
SW
216°
SW
Wind chill-7°C (20°F)-6°C (21°F)-5°C (24°F)-5°C (23°F)-4°C (25°F)-0°C (32°F)0°C (33°F)2°C (35°F)
Waves
Height0.8m (2.8ft)0.7m (2.5ft)0.7m (2.3ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (1.9ft)0.6m (2.1ft)1.2m (4.0ft)
Direction 87°
E
86°
E
87°
E
87°
E
87°
E
88°
E
89°
E
217°
SW
Period11.6 sec.11.3 sec.11.0 sec.10.9 sec.10.8 sec.10.7 sec.10.5 sec.10.2 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)6°C (43°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 06:50 and will set at 15:51 on the beach(es) of Kushiro. The outside temperature will be a high of 45°F t and a low of 43°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 22.4mph km/h (with gusts up to 25.5mph). Wave height will be up to 5.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)6°C (42°F)6°C (43°F)7°C (44°F)6°C (43°F)6°C (43°F)6°C (43°F)7°C (45°F)
Perceived temperature2°C (35°F)2°C (35°F)1°C (35°F)2°C (36°F)2°C (35°F)2°C (36°F)1°C (35°F)2°C (36°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%88%84%88%89%94%92%93%
Barometric pressure1022 hPa1021 hPa1021 hPa1021 hPa1019 hPa1020 hPa1020 hPa1019 hPa
Cloud cover100%9%100%18%8%42%25%21%
Heat index7°C (44°F)6°C (42°F)6°C (43°F)7°C (44°F)6°C (43°F)6°C (43°F)6°C (43°F)7°C (45°F)
Dew point5°C (40°F)4°C (39°F)3°C (38°F)5°C (41°F)5°C (40°F)5°C (41°F)5°C (41°F)6°C (43°F)
Wind
Speed36km/h (22mph)23km/h (15mph)28km/h (18mph)34km/h (21mph)31km/h (19mph)23km/h (14mph)30km/h (19mph)36km/h (22mph)
Gusts41km/h (26mph)30km/h (19mph)35km/h (22mph)39km/h (24mph)35km/h (22mph)24km/h (15mph)31km/h (19mph)38km/h (24mph)
Direction 215°
SW
212°
SSW
215°
SW
217°
SW
222°
SW
214°
SSW
215°
SW
219°
SW
Wind chill2°C (35°F)2°C (35°F)1°C (35°F)2°C (36°F)2°C (35°F)2°C (36°F)1°C (35°F)2°C (36°F)
Waves
Height1.1m (3.7ft)1.4m (4.7ft)1.6m (5.4ft)1.8m (6.0ft)1.8m (5.9ft)1.8m (6.1ft)1.5m (5.0ft)1.2m (4.0ft)
Direction 211°
SSW
208°
SSW
195°
SSW
190°
S
192°
SSW
194°
SSW
190°
S
190°
S
Period10.1 sec.10.0 sec.9.9 sec.9.8 sec.9.8 sec.9.7 sec.6.4 sec.6.3 sec.
Significant height1.0m (3.3ft)1.4m (4.6ft)1.5m (4.9ft)1.7m (5.6ft)1.5m (4.9ft)1.4m (4.6ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)4°C (39°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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