Sea weather in Kamaishi in Japan All the beach weather in Kamaishi

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

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

Date Outside temp. Our opinion
Monday 19 January 202634°F to 40°Fnot recommended
Tuesday 20 January 202629°F to 40°Fnot recommended
Wednesday 21 January 202627°F to 31°Fnot recommended
Thursday 22 January 202627°F to 31°Fnot recommended
Friday 23 January 202625°F to 31°Fnot recommended
Saturday 24 January 202629°F to 36°Fnot recommended
Sunday 25 January 202627°F to 34°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Kamaishi

Sea weather on Monday 19 January 2026

On Monday 19 January 2026, the sun will rise at 06:49 and will set at 16:37 on the beach(es) of Kamaishi. The outside temperature will be a high of 40°F t and a low of 34°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 13.7mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (34°F)1°C (34°F)1°C (34°F)1°C (35°F)3°C (37°F)4°C (39°F)3°C (38°F)4°C (38°F)
Perceived temperature-3°C (26°F)-3°C (26°F)-3°C (27°F)-1°C (30°F)2°C (36°F)2°C (35°F)1°C (34°F)1°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity56%58%60%58%54%55%58%64%
Barometric pressure1022 hPa1021 hPa1021 hPa1021 hPa1019 hPa1017 hPa1017 hPa1016 hPa
Cloud cover100%10%14%14%45%74%100%71%
Heat index1°C (34°F)1°C (34°F)1°C (34°F)1°C (35°F)3°C (37°F)4°C (39°F)3°C (38°F)4°C (38°F)
Dew point-7°C (20°F)-6°C (21°F)-6°C (21°F)-6°C (21°F)-6°C (22°F)-4°C (24°F)-4°C (25°F)-3°C (27°F)
Wind
Speed16km/h (10mph)16km/h (10mph)13km/h (8mph)8km/h (5mph)4km/h (2mph)8km/h (5mph)8km/h (5mph)11km/h (7mph)
Gusts21km/h (13mph)22km/h (14mph)18km/h (11mph)11km/h (7mph)6km/h (3mph)11km/h (7mph)12km/h (8mph)16km/h (10mph)
Direction 284°
WNW
290°
WNW
304°
WNW
281°
W
258°
WSW
267°
W
266°
W
258°
WSW
Wind chill-3°C (26°F)-3°C (26°F)-3°C (27°F)-1°C (30°F)2°C (36°F)2°C (35°F)1°C (34°F)1°C (33°F)
Waves
Height0.9m (2.9ft)1.0m (3.4ft)1.2m (4.0ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.2ft)1.2m (4.0ft)
Direction 67°
ENE
67°
ENE
63°
ENE
64°
ENE
63°
ENE
62°
ENE
62°
ENE
61°
ENE
Period14.4 sec.14.1 sec.13.6 sec.13.1 sec.12.8 sec.12.3 sec.12.0 sec.11.9 sec.
Significant height0.7m (2.3ft)1.1m (3.6ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Tuesday 20 January 2026

On Tuesday 20 January 2026, the sun will rise at 06:48 and will set at 16:38 on the beach(es) of Kamaishi. The outside temperature will be a high of 40°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 17.4mph km/h (with gusts up to 24.9mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (39°F)3°C (37°F)4°C (38°F)4°C (38°F)4°C (38°F)1°C (34°F)-2°C (29°F)-1°C (30°F)
Perceived temperature0°C (32°F)0°C (33°F)0°C (32°F)1°C (35°F)-1°C (30°F)-5°C (23°F)-8°C (17°F)-8°C (18°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%82%75%70%56%55%58%61%
Barometric pressure1013 hPa1010 hPa1009 hPa1010 hPa1008 hPa1008 hPa1008 hPa1008 hPa
Cloud cover80%65%43%35%86%14%11%85%
Heat index4°C (39°F)3°C (37°F)4°C (38°F)4°C (38°F)4°C (38°F)1°C (34°F)-2°C (29°F)-1°C (30°F)
Dew point-1°C (30°F)0°C (32°F)-0°C (31°F)-1°C (29°F)-4°C (24°F)-7°C (20°F)-9°C (16°F)-8°C (18°F)
Wind
Speed15km/h (9mph)9km/h (6mph)14km/h (9mph)8km/h (5mph)22km/h (14mph)28km/h (17mph)25km/h (15mph)28km/h (18mph)
Gusts21km/h (13mph)13km/h (8mph)20km/h (13mph)11km/h (7mph)30km/h (18mph)40km/h (25mph)39km/h (24mph)35km/h (22mph)
Direction 241°
WSW
284°
WNW
330°
NNW
279°
W
272°
W
289°
WNW
281°
W
282°
WNW
Wind chill0°C (32°F)0°C (33°F)0°C (32°F)1°C (35°F)-1°C (30°F)-5°C (23°F)-8°C (17°F)-8°C (18°F)
Waves
Height1.1m (3.8ft)1.1m (3.6ft)1.1m (3.5ft)1.1m (3.5ft)1.0m (3.4ft)1.1m (3.8ft)1.1m (3.7ft)1.2m (3.8ft)
Direction 61°
ENE
62°
ENE
61°
ENE
61°
ENE
61°
ENE
61°
ENE
60°
ENE
64°
ENE
Period11.7 sec.11.3 sec.11.2 sec.11.0 sec.10.9 sec.10.7 sec.10.5 sec.10.3 sec.
Significant height0.4m (1.3ft)0.2m (0.7ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)1.4m (4.6ft)1.3m (4.3ft)1.4m (4.6ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Wednesday 21 January 2026

On Wednesday 21 January 2026, the sun will rise at 06:48 and will set at 16:39 on the beach(es) of Kamaishi. The outside temperature will be a high of 31°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 22.4mph km/h (with gusts up to 28.6mph). Wave height will be up to 4.3ft 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)-2°C (29°F)-1°C (31°F)-1°C (29°F)-3°C (26°F)-2°C (28°F)
Perceived temperature-9°C (16°F)-9°C (16°F)-8°C (17°F)-8°C (18°F)-8°C (18°F)-9°C (16°F)-10°C (14°F)-8°C (17°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%59%57%54%52%54%61%62%
Barometric pressure1007 hPa1007 hPa1007 hPa1007 hPa1005 hPa1005 hPa1006 hPa1005 hPa
Cloud cover65%16%26%73%86%14%5%7%
Heat index-2°C (29°F)-2°C (29°F)-2°C (28°F)-2°C (29°F)-1°C (31°F)-1°C (29°F)-3°C (26°F)-2°C (28°F)
Dew point-8°C (18°F)-9°C (16°F)-9°C (15°F)-10°C (15°F)-9°C (15°F)-9°C (15°F)-10°C (15°F)-8°C (17°F)
Wind
Speed31km/h (19mph)29km/h (18mph)22km/h (14mph)24km/h (15mph)36km/h (23mph)33km/h (21mph)25km/h (15mph)23km/h (14mph)
Gusts37km/h (23mph)35km/h (22mph)28km/h (18mph)29km/h (18mph)44km/h (27mph)46km/h (29mph)42km/h (26mph)30km/h (18mph)
Direction 287°
WNW
298°
WNW
292°
WNW
286°
WNW
279°
W
282°
WNW
271°
W
268°
W
Wind chill-9°C (16°F)-9°C (16°F)-8°C (17°F)-8°C (18°F)-8°C (18°F)-9°C (16°F)-10°C (14°F)-8°C (17°F)
Waves
Height1.2m (4.0ft)1.2m (4.0ft)1.3m (4.1ft)1.2m (4.1ft)1.1m (3.7ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.2ft)
Direction 62°
ENE
62°
ENE
64°
ENE
64°
ENE
63°
ENE
61°
ENE
61°
ENE
60°
ENE
Period13.5 sec.13.7 sec.14.0 sec.13.5 sec.13.3 sec.13.1 sec.13.1 sec.13.0 sec.
Significant height1.4m (4.6ft)1.4m (4.6ft)1.7m (5.6ft)1.6m (5.2ft)1.4m (4.6ft)1.2m (3.9ft)0.9m (3ft)0.7m (2.3ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Thursday 22 January 2026

On Thursday 22 January 2026, the sun will rise at 06:47 and will set at 16:41 on the beach(es) of Kamaishi. The outside temperature will be a high of 31°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 16.8mph km/h (with gusts up to 25.5mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-2°C (28°F)-2°C (28°F)-3°C (27°F)-2°C (28°F)-1°C (31°F)-1°C (31°F)-2°C (29°F)-2°C (29°F)
Perceived temperature-8°C (18°F)-8°C (17°F)-9°C (17°F)-7°C (19°F)-6°C (22°F)-7°C (20°F)-6°C (21°F)-7°C (19°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%64%63%56%38%43%47%66%
Barometric pressure1004 hPa1004 hPa1004 hPa1005 hPa1005 hPa1005 hPa1007 hPa1008 hPa
Cloud cover7%12%11%4%12%6%15%75%
Heat index-2°C (28°F)-2°C (28°F)-3°C (27°F)-2°C (28°F)-1°C (31°F)-1°C (31°F)-2°C (29°F)-2°C (29°F)
Dew point-8°C (17°F)-8°C (17°F)-9°C (16°F)-10°C (14°F)-13°C (8°F)-11°C (11°F)-12°C (11°F)-7°C (19°F)
Wind
Speed19km/h (12mph)22km/h (14mph)19km/h (12mph)15km/h (9mph)17km/h (11mph)27km/h (17mph)14km/h (9mph)20km/h (13mph)
Gusts25km/h (15mph)28km/h (18mph)25km/h (16mph)19km/h (12mph)24km/h (15mph)41km/h (26mph)23km/h (14mph)26km/h (16mph)
Direction 271°
W
265°
W
276°
W
286°
WNW
297°
WNW
289°
WNW
268°
W
259°
W
Wind chill-8°C (18°F)-8°C (17°F)-9°C (17°F)-7°C (19°F)-6°C (22°F)-7°C (20°F)-6°C (21°F)-7°C (19°F)
Waves
Height0.6m (2.1ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (1.9ft)0.6m (2.1ft)0.7m (2.3ft)0.6m (2.1ft)0.7m (2.4ft)
Direction 61°
ENE
60°
ENE
60°
ENE
59°
ENE
55°
NE
54°
NE
55°
NE
56°
NE
Period12.7 sec.12.3 sec.12.4 sec.12.7 sec.12.8 sec.11.7 sec.12.1 sec.12.0 sec.
Significant height0.7m (2.3ft)0.8m (2.6ft)0.6m (2ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Friday 23 January 2026

On Friday 23 January 2026, the sun will rise at 06:47 and will set at 16:42 on the beach(es) of Kamaishi. 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 18.6mph km/h (with gusts up to 26.1mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (29°F)-1°C (30°F)-1°C (29°F)-1°C (30°F)-1°C (31°F)-1°C (30°F)-4°C (25°F)-3°C (28°F)
Perceived temperature-7°C (19°F)-7°C (20°F)-8°C (19°F)-8°C (18°F)-6°C (21°F)-8°C (18°F)-11°C (13°F)-7°C (19°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%61%75%73%48%48%56%52%
Barometric pressure1007 hPa1007 hPa1007 hPa1007 hPa1007 hPa1009 hPa1011 hPa1012 hPa
Cloud cover13%74%80%61%62%14%3%14%
Heat index-1°C (29°F)-1°C (30°F)-1°C (29°F)-1°C (30°F)-1°C (31°F)-1°C (30°F)-4°C (25°F)-3°C (28°F)
Dew point-8°C (18°F)-8°C (18°F)-5°C (23°F)-5°C (22°F)-10°C (14°F)-11°C (13°F)-11°C (12°F)-11°C (12°F)
Wind
Speed20km/h (12mph)20km/h (13mph)23km/h (15mph)27km/h (17mph)23km/h (14mph)30km/h (19mph)26km/h (16mph)13km/h (8mph)
Gusts25km/h (16mph)26km/h (16mph)29km/h (18mph)33km/h (21mph)29km/h (18mph)42km/h (26mph)32km/h (20mph)19km/h (12mph)
Direction 264°
W
258°
WSW
240°
WSW
247°
WSW
288°
WNW
294°
WNW
285°
WNW
299°
WNW
Wind chill-7°C (19°F)-7°C (20°F)-8°C (19°F)-8°C (18°F)-6°C (21°F)-8°C (18°F)-11°C (13°F)-7°C (19°F)
Waves
Height0.6m (2.1ft)0.6m (2.0ft)0.7m (2.2ft)0.7m (2.5ft)0.9m (3.1ft)1.0m (3.2ft)0.7m (2.5ft)0.6m (2.0ft)
Direction 57°
ENE
57°
ENE
56°
NE
55°
NE
54°
NE
56°
NE
65°
ENE
70°
ENE
Period11.9 sec.12.1 sec.12.0 sec.11.5 sec.11.4 sec.11.4 sec.5.4 sec.11.1 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)1.2m (3.9ft)1.4m (4.6ft)1.3m (4.3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Saturday 24 January 2026

On Saturday 24 January 2026, the sun will rise at 06:46 and will set at 16:43 on the beach(es) of Kamaishi. The outside temperature will be a high of 36°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 21.1mph km/h (with gusts up to 28mph). 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 (28°F)-1°C (30°F)-1°C (31°F)0°C (32°F)2°C (35°F)1°C (33°F)-1°C (31°F)-1°C (31°F)
Perceived temperature-7°C (19°F)-6°C (20°F)-6°C (21°F)-6°C (22°F)-5°C (23°F)-6°C (21°F)-7°C (19°F)-7°C (19°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%67%62%58%53%56%60%63%
Barometric pressure1012 hPa1012 hPa1012 hPa1013 hPa1012 hPa1013 hPa1014 hPa1014 hPa
Cloud cover54%77%84%89%85%14%86%73%
Heat index-2°C (28°F)-1°C (30°F)-1°C (31°F)0°C (32°F)2°C (35°F)1°C (33°F)-1°C (31°F)-1°C (31°F)
Dew point-8°C (17°F)-7°C (20°F)-7°C (19°F)-7°C (19°F)-7°C (19°F)-7°C (19°F)-7°C (19°F)-7°C (20°F)
Wind
Speed14km/h (9mph)17km/h (11mph)21km/h (13mph)24km/h (15mph)34km/h (21mph)32km/h (20mph)27km/h (17mph)29km/h (18mph)
Gusts18km/h (11mph)22km/h (14mph)27km/h (17mph)30km/h (18mph)43km/h (26mph)45km/h (28mph)38km/h (24mph)37km/h (23mph)
Direction 247°
WSW
264°
W
280°
W
286°
WNW
287°
WNW
286°
WNW
281°
WNW
276°
W
Wind chill-7°C (19°F)-6°C (20°F)-6°C (21°F)-6°C (22°F)-5°C (23°F)-6°C (21°F)-7°C (19°F)-7°C (19°F)
Waves
Height0.6m (1.9ft)0.6m (1.9ft)0.6m (1.9ft)0.6m (1.9ft)0.7m (2.3ft)0.8m (2.5ft)0.6m (1.9ft)0.5m (1.5ft)
Direction 66°
ENE
68°
ENE
76°
ENE
76°
ENE
75°
ENE
238°
WSW
70°
ENE
70°
ENE
Period11.0 sec.11.0 sec.10.9 sec.10.8 sec.10.8 sec.10.8 sec.6.8 sec.6.7 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)1.1m (3.6ft)1.0m (3.3ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather on Sunday 25 January 2026

On Sunday 25 January 2026, the sun will rise at 06:45 and will set at 16:44 on the beach(es) of Kamaishi. 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! Be careful, the sea will be generally rough with a wind speed of up to 36mph km/h (with gusts up to 37.3mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature-1°C (31°F)-1°C (31°F)-1°C (31°F)0°C (33°F)1°C (35°F)-1°C (29°F)-3°C (27°F)0°C (32°F)
Perceived temperature-7°C (19°F)-7°C (19°F)-7°C (19°F)-6°C (21°F)-4°C (24°F)-10°C (14°F)-13°C (9°F)-7°C (20°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%61%60%56%51%60%64%60%
Barometric pressure1013 hPa1013 hPa1014 hPa1015 hPa1015 hPa1015 hPa1016 hPa1016 hPa
Cloud cover52%54%77%67%31%0%2%8%
Heat index-1°C (31°F)-1°C (31°F)-1°C (31°F)0°C (33°F)1°C (35°F)-1°C (29°F)-3°C (27°F)0°C (32°F)
Dew point-7°C (19°F)-7°C (19°F)-7°C (19°F)-7°C (19°F)-8°C (18°F)-8°C (18°F)-9°C (16°F)-7°C (20°F)
Wind
Speed29km/h (18mph)28km/h (18mph)28km/h (17mph)29km/h (18mph)27km/h (17mph)50km/h (31mph)58km/h (36mph)37km/h (23mph)
Gusts36km/h (22mph)35km/h (22mph)35km/h (22mph)35km/h (22mph)35km/h (22mph)55km/h (34mph)60km/h (37mph)48km/h (30mph)
Direction 283°
WNW
284°
WNW
287°
WNW
289°
WNW
292°
WNW
285°
WNW
282°
WNW
282°
WNW
Wind chill-7°C (19°F)-7°C (19°F)-7°C (19°F)-6°C (21°F)-4°C (24°F)-10°C (14°F)-13°C (9°F)-7°C (20°F)
Waves
Height0.6m (1.8ft)0.5m (1.6ft)0.5m (1.7ft)0.6m (1.9ft)0.8m (2.7ft)1.0m (3.1ft)0.8m (2.7ft)0.6m (2.1ft)
Direction 246°
WSW
87°
E
110°
ESE
136°
SE
112°
ESE
111°
ESE
108°
ESE
107°
ESE
Period6.5 sec.6.0 sec.5.4 sec.5.4 sec.9.1 sec.10.9 sec.5.3 sec.10.3 sec.
Significant height0.8m (2.6ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)1.1m (3.6ft)1.3m (4.3ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)10°C (51°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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