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
Saturday 13 December 202523°F to 32°Fnot recommended
Sunday 14 December 202532°F to 38°Fnot recommended
Monday 15 December 202532°F to 40°Fnot recommended
Tuesday 16 December 202525°F to 34°Fnot recommended
Wednesday 17 December 202523°F to 27°Fnot recommended
Thursday 18 December 202527°F to 32°Fnot recommended
Friday 19 December 202527°F to 34°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Kushiro

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 06:45 and will set at 15:49 on the beach(es) of Kushiro. The outside temperature will be a high of 32°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 22.4mph km/h (with gusts up to 26.1mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-5°C (22°F)-5°C (24°F)-4°C (24°F)-4°C (26°F)-3°C (27°F)-2°C (29°F)-2°C (29°F)0°C (32°F)
Perceived temperature-11°C (12°F)-12°C (11°F)-12°C (10°F)-11°C (12°F)-11°C (12°F)-8°C (17°F)-7°C (20°F)-5°C (23°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity48%55%63%60%55%54%51%52%
Barometric pressure1020 hPa1020 hPa1021 hPa1022 hPa1021 hPa1021 hPa1022 hPa1022 hPa
Cloud cover41%3%4%0%3%10%13%22%
Heat index-5°C (22°F)-5°C (24°F)-4°C (24°F)-4°C (26°F)-3°C (27°F)-2°C (29°F)-2°C (29°F)0°C (32°F)
Dew point-15°C (6°F)-12°C (10°F)-10°C (14°F)-10°C (14°F)-11°C (13°F)-10°C (14°F)-10°C (14°F)-9°C (16°F)
Wind
Speed15km/h (10mph)25km/h (15mph)29km/h (18mph)28km/h (17mph)36km/h (22mph)24km/h (15mph)17km/h (11mph)17km/h (11mph)
Gusts20km/h (13mph)31km/h (19mph)36km/h (22mph)34km/h (21mph)42km/h (26mph)37km/h (23mph)28km/h (17mph)25km/h (15mph)
Direction 320°
NW
301°
WNW
302°
WNW
294°
WNW
291°
WNW
260°
W
234°
SW
201°
SSW
Wind chill-11°C (12°F)-12°C (11°F)-12°C (10°F)-11°C (12°F)-11°C (12°F)-8°C (17°F)-7°C (20°F)-5°C (23°F)
Waves
Height1.3m (4.2ft)1.3m (4.4ft)1.4m (4.5ft)1.3m (4.4ft)1.4m (4.5ft)1.3m (4.3ft)1.0m (3.2ft)0.8m (2.7ft)
Direction 116°
ESE
119°
ESE
115°
ESE
112°
ESE
112°
ESE
110°
ESE
108°
ESE
106°
ESE
Period11.7 sec.11.4 sec.11.0 sec.11.7 sec.12.0 sec.12.1 sec.12.1 sec.12.2 sec.
Significant height1.2m (3.9ft)1.5m (4.9ft)1.4m (4.6ft)1.5m (4.9ft)1.6m (5.2ft)1.5m (4.9ft)1.0m (3.3ft)0.9m (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 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 (0.3in 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 39.8mph km/h (with gusts up to 39.8mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (33°F)1°C (34°F)0°C (32°F)1°C (33°F)3°C (38°F)3°C (37°F)3°C (38°F)2°C (36°F)
Perceived temperature-3°C (26°F)-2°C (28°F)0°C (32°F)-2°C (28°F)-0°C (31°F)-3°C (27°F)-4°C (25°F)-6°C (22°F)
Precipitation0in0in0in0in0in0.1in0.1in0.1in
Humidity52%54%60%66%71%97%97%98%
Barometric pressure1021 hPa1021 hPa1020 hPa1019 hPa1015 hPa1011 hPa1004 hPa995 hPa
Cloud cover23%62%64%82%100%100%100%100%
Heat index1°C (33°F)1°C (34°F)0°C (32°F)1°C (33°F)3°C (38°F)3°C (37°F)3°C (38°F)2°C (36°F)
Dew point-8°C (18°F)-7°C (19°F)-7°C (20°F)-5°C (23°F)-1°C (30°F)2°C (36°F)3°C (37°F)2°C (36°F)
Wind
Speed13km/h (8mph)11km/h (7mph)3km/h (2mph)9km/h (6mph)17km/h (10mph)30km/h (18mph)48km/h (30mph)64km/h (40mph)
Gusts19km/h (12mph)16km/h (10mph)4km/h (3mph)13km/h (8mph)23km/h (14mph)42km/h (26mph)50km/h (31mph)64km/h (40mph)
Direction 172°
S
248°
WSW
326°
NNW
72°
ENE
106°
ESE
89°
E
75°
ENE
66°
ENE
Wind chill-3°C (26°F)-2°C (28°F)0°C (32°F)-2°C (28°F)-0°C (31°F)-3°C (27°F)-4°C (25°F)-6°C (22°F)
Waves
Height0.8m (2.6ft)0.8m (2.5ft)0.7m (2.3ft)0.6m (2.1ft)0.6m (2.1ft)0.7m (2.2ft)1.0m (3.2ft)1.9m (6.2ft)
Direction 104°
ESE
102°
ESE
99°
E
94°
E
91°
E
89°
E
87°
E
76°
ENE
Period12.2 sec.12.2 sec.13.1 sec.12.8 sec.12.4 sec.12.5 sec.4.3 sec.5.2 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)1.5m (4.9ft)2.7m (8.9ft)
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 (0.3in 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 43.5mph km/h (with gusts up to 51.6mph). Wave height will be up to 17.4ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature2°C (35°F)3°C (38°F)3°C (38°F)4°C (39°F)4°C (40°F)4°C (39°F)1°C (34°F)1°C (33°F)
Perceived temperature-7°C (20°F)-4°C (25°F)-5°C (24°F)-4°C (25°F)-2°C (28°F)-2°C (28°F)-7°C (20°F)-7°C (19°F)
Precipitation0.2in0in0in0in0in0in0in0in
Humidity99%81%80%73%66%66%69%64%
Barometric pressure983 hPa976 hPa978 hPa983 hPa990 hPa997 hPa1002 hPa1006 hPa
Cloud cover100%93%95%91%100%83%6%3%
Heat index2°C (35°F)3°C (38°F)3°C (38°F)4°C (39°F)4°C (40°F)4°C (39°F)1°C (34°F)1°C (33°F)
Dew point2°C (35°F)0°C (32°F)0°C (32°F)-1°C (31°F)-1°C (29°F)-2°C (28°F)-4°C (25°F)-5°C (23°F)
Wind
Speed68km/h (43mph)52km/h (32mph)67km/h (42mph)70km/h (44mph)55km/h (34mph)42km/h (26mph)54km/h (34mph)56km/h (35mph)
Gusts69km/h (43mph)67km/h (42mph)83km/h (52mph)74km/h (46mph)62km/h (39mph)45km/h (28mph)57km/h (35mph)74km/h (46mph)
Direction 20°
NNE
293°
WNW
283°
WNW
311°
NW
305°
NW
298°
WNW
286°
WNW
285°
WNW
Wind chill-7°C (20°F)-4°C (25°F)-5°C (24°F)-4°C (25°F)-2°C (28°F)-2°C (28°F)-7°C (20°F)-7°C (19°F)
Waves
Height3.2m (10.5ft)4.8m (15.8ft)5.3m (17.5ft)4.5m (14.6ft)3.5m (11.4ft)3.1m (10.3ft)3.2m (10.6ft)2.9m (9.6ft)
Direction 74°
ENE
102°
ESE
121°
ESE
145°
SE
130°
SE
131°
SE
146°
SE
152°
SSE
Period11.0 sec.11.1 sec.11.0 sec.11.9 sec.11.1 sec.11.1 sec.12.4 sec.12.1 sec.
Significant height3.1m (10.2ft)3.8m (12.5ft)3.2m (10.5ft)3.3m (10.8ft)2.0m (6.6ft)1.9m (6.2ft)2.5m (8.2ft)2.0m (6.6ft)
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 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 34°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 8.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (33°F)1°C (33°F)1°C (34°F)1°C (33°F)0°C (32°F)-1°C (30°F)-3°C (26°F)-3°C (26°F)
Perceived temperature-7°C (19°F)-6°C (21°F)-5°C (23°F)-5°C (22°F)-7°C (20°F)-8°C (17°F)-11°C (12°F)-11°C (12°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%60%53%55%57%61%57%57%
Barometric pressure1008 hPa1009 hPa1009 hPa1009 hPa1007 hPa1008 hPa1009 hPa1011 hPa
Cloud cover3%20%8%6%9%52%4%10%
Heat index1°C (33°F)1°C (33°F)1°C (34°F)1°C (33°F)0°C (32°F)-1°C (30°F)-3°C (26°F)-3°C (26°F)
Dew point-6°C (22°F)-6°C (21°F)-7°C (19°F)-7°C (19°F)-8°C (18°F)-7°C (19°F)-11°C (13°F)-11°C (13°F)
Wind
Speed55km/h (34mph)37km/h (23mph)31km/h (19mph)31km/h (19mph)35km/h (21mph)37km/h (23mph)34km/h (21mph)34km/h (21mph)
Gusts71km/h (44mph)49km/h (30mph)42km/h (26mph)41km/h (25mph)51km/h (32mph)51km/h (32mph)37km/h (23mph)44km/h (27mph)
Direction 281°
WNW
271°
W
270°
W
277°
W
274°
W
274°
W
274°
W
283°
WNW
Wind chill-7°C (19°F)-6°C (21°F)-5°C (23°F)-5°C (22°F)-7°C (20°F)-8°C (17°F)-11°C (12°F)-11°C (12°F)
Waves
Height2.5m (8.3ft)2.3m (7.7ft)2.1m (6.8ft)1.8m (6.0ft)1.8m (5.8ft)2.0m (6.6ft)2.0m (6.4ft)1.7m (5.5ft)
Direction 151°
SSE
156°
SSE
154°
SSE
142°
SE
110°
ESE
108°
ESE
113°
ESE
109°
ESE
Period11.9 sec.11.3 sec.11.1 sec.12.0 sec.12.0 sec.11.7 sec.11.7 sec.11.4 sec.
Significant height1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)1.1m (3.6ft)1.2m (3.9ft)1.8m (5.9ft)1.6m (5.2ft)1.3m (4.3ft)
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 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 19.3mph km/h (with gusts up to 23.6mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-4°C (25°F)-4°C (25°F)-4°C (25°F)-3°C (26°F)-4°C (25°F)-4°C (25°F)-4°C (24°F)-3°C (27°F)
Perceived temperature-11°C (13°F)-11°C (13°F)-11°C (12°F)-9°C (15°F)-9°C (15°F)-9°C (17°F)-10°C (15°F)-8°C (17°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%50%51%47%45%45%49%53%
Barometric pressure1011 hPa1012 hPa1013 hPa1014 hPa1014 hPa1014 hPa1015 hPa1016 hPa
Cloud cover6%16%4%0%2%3%4%2%
Heat index-4°C (25°F)-4°C (25°F)-4°C (25°F)-3°C (26°F)-4°C (25°F)-4°C (25°F)-4°C (24°F)-3°C (27°F)
Dew point-11°C (11°F)-13°C (9°F)-12°C (10°F)-13°C (9°F)-14°C (6°F)-14°C (6°F)-13°C (8°F)-11°C (12°F)
Wind
Speed25km/h (15mph)26km/h (16mph)31km/h (19mph)21km/h (13mph)14km/h (9mph)11km/h (7mph)14km/h (9mph)18km/h (11mph)
Gusts32km/h (20mph)33km/h (21mph)38km/h (24mph)27km/h (17mph)24km/h (15mph)21km/h (13mph)28km/h (17mph)26km/h (16mph)
Direction 275°
W
274°
W
277°
W
261°
W
251°
WSW
255°
WSW
274°
W
281°
WNW
Wind chill-11°C (13°F)-11°C (13°F)-11°C (12°F)-9°C (15°F)-9°C (15°F)-9°C (17°F)-10°C (15°F)-8°C (17°F)
Waves
Height1.6m (5.3ft)1.5m (4.9ft)1.4m (4.7ft)1.5m (4.8ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (4.0ft)1.1m (3.5ft)
Direction 106°
ESE
103°
ESE
103°
ESE
101°
E
181°
S
181°
S
102°
ESE
100°
E
Period11.7 sec.11.6 sec.8.1 sec.8.0 sec.8.0 sec.7.9 sec.7.6 sec.7.4 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)0.9m (3ft)1.3m (4.3ft)0.8m (2.6ft)0.8m (2.6ft)1.1m (3.6ft)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 32°F t and a low of 27°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 24.9mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-3°C (26°F)-3°C (26°F)-3°C (26°F)-3°C (27°F)-2°C (28°F)-2°C (28°F)-2°C (28°F)-0°C (31°F)
Perceived temperature-9°C (16°F)-10°C (14°F)-11°C (13°F)-9°C (15°F)-8°C (17°F)-7°C (19°F)-9°C (17°F)-5°C (23°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity59%57%69%66%58%56%56%56%
Barometric pressure1016 hPa1017 hPa1019 hPa1021 hPa1021 hPa1022 hPa1023 hPa1024 hPa
Cloud cover4%10%7%3%2%3%2%13%
Heat index-3°C (26°F)-3°C (26°F)-3°C (26°F)-3°C (27°F)-2°C (28°F)-2°C (28°F)-2°C (28°F)-0°C (31°F)
Dew point-10°C (14°F)-10°C (13°F)-8°C (17°F)-8°C (17°F)-9°C (15°F)-10°C (15°F)-10°C (14°F)-8°C (18°F)
Wind
Speed20km/h (12mph)27km/h (17mph)29km/h (18mph)23km/h (14mph)19km/h (12mph)17km/h (11mph)22km/h (14mph)17km/h (11mph)
Gusts27km/h (17mph)36km/h (22mph)40km/h (25mph)30km/h (18mph)32km/h (20mph)32km/h (20mph)28km/h (17mph)26km/h (16mph)
Direction 286°
WNW
286°
WNW
290°
WNW
276°
W
267°
W
270°
W
265°
W
270°
W
Wind chill-9°C (16°F)-10°C (14°F)-11°C (13°F)-9°C (15°F)-8°C (17°F)-7°C (19°F)-9°C (17°F)-5°C (23°F)
Waves
Height1.0m (3.3ft)0.9m (3.0ft)0.8m (2.8ft)0.8m (2.5ft)0.7m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.2ft)
Direction 99°
E
99°
E
101°
E
106°
ESE
128°
SE
135°
SE
129°
SE
121°
ESE
Period5.7 sec.5.5 sec.5.4 sec.5.2 sec.7.7 sec.13.0 sec.8.4 sec.8.3 sec.
Significant height1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.6m (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 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 34°F t and a low of 27°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 11.8mph km/h (with gusts up to 17.4mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-2°C (29°F)-2°C (28°F)-3°C (27°F)-2°C (28°F)-1°C (30°F)-1°C (30°F)0°C (32°F)1°C (33°F)
Perceived temperature-7°C (20°F)-8°C (18°F)-7°C (19°F)-3°C (26°F)-3°C (26°F)-1°C (30°F)-2°C (29°F)-3°C (26°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%71%75%68%65%66%68%71%
Barometric pressure1025 hPa1026 hPa1028 hPa1030 hPa1029 hPa1028 hPa1028 hPa1027 hPa
Cloud cover13%0%0%3%48%11%95%100%
Heat index-2°C (29°F)-2°C (28°F)-3°C (27°F)-2°C (28°F)-1°C (30°F)-1°C (30°F)0°C (32°F)1°C (33°F)
Dew point-7°C (19°F)-7°C (20°F)-7°C (20°F)-7°C (19°F)-7°C (19°F)-6°C (20°F)-5°C (23°F)-4°C (25°F)
Wind
Speed14km/h (9mph)19km/h (12mph)12km/h (7mph)3km/h (2mph)6km/h (4mph)3km/h (2mph)6km/h (4mph)12km/h (8mph)
Gusts22km/h (14mph)28km/h (18mph)18km/h (11mph)5km/h (3mph)8km/h (5mph)4km/h (3mph)9km/h (6mph)19km/h (12mph)
Direction 299°
WNW
304°
WNW
336°
NNW
323°
NW
237°
WSW
134°
SE
314°
NW
244°
WSW
Wind chill-7°C (20°F)-8°C (18°F)-7°C (19°F)-3°C (26°F)-3°C (26°F)-1°C (30°F)-2°C (29°F)-3°C (26°F)
Waves
Height0.6m (2.1ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (1.9ft)0.6m (1.8ft)0.5m (1.8ft)0.5m (1.8ft)0.8m (2.6ft)
Direction 115°
ESE
107°
ESE
84°
E
89°
E
88°
E
88°
E
88°
E
196°
SSW
Period8.4 sec.11.2 sec.10.9 sec.10.7 sec.10.4 sec.10.2 sec.10.0 sec.9.9 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)
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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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