Sea weather in Mutsu in Japan All the beach weather in Mutsu

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

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

Date Outside temp. Our opinion
Monday 15 December 202534°F to 41°Fnot recommended
Tuesday 16 December 202531°F to 41°Fnot recommended
Wednesday 17 December 202531°F to 34°Fnot recommended
Thursday 18 December 202532°F to 41°Fnot recommended
Friday 19 December 202541°F to 47°Fdiscouraged
Saturday 20 December 202545°F to 52°Frecommended
Sunday 21 December 202549°F to 52°Frecommended

Sea Weather: Your daily and hourly sea weather in Mutsu

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:54 and will set at 16:06 on the beach(es) of Mutsu. The outside temperature will be a high of 41°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! Be careful, the sea will be generally rough with a wind speed of up to 29.2mph km/h (with gusts up to 37.9mph). Wave height will be up to 13.1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (38°F)3°C (38°F)5°C (41°F)5°C (41°F)5°C (40°F)3°C (37°F)2°C (35°F)2°C (35°F)
Perceived temperature-3°C (27°F)-2°C (28°F)-1°C (30°F)-1°C (30°F)-1°C (29°F)-4°C (25°F)-5°C (22°F)-5°C (23°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity94%92%77%73%69%68%65%64%
Barometric pressure992 hPa994 hPa998 hPa1003 hPa1006 hPa1010 hPa1014 hPa1015 hPa
Cloud cover98%100%60%100%99%89%59%3%
Heat index4°C (38°F)3°C (38°F)5°C (41°F)5°C (41°F)5°C (40°F)3°C (37°F)2°C (35°F)2°C (35°F)
Dew point3°C (37°F)2°C (36°F)1°C (34°F)1°C (33°F)-1°C (31°F)-3°C (27°F)-4°C (24°F)-4°C (24°F)
Wind
Speed40km/h (25mph)30km/h (19mph)47km/h (29mph)46km/h (28mph)43km/h (27mph)44km/h (27mph)40km/h (25mph)40km/h (25mph)
Gusts49km/h (31mph)40km/h (25mph)61km/h (38mph)59km/h (36mph)55km/h (34mph)57km/h (35mph)56km/h (35mph)53km/h (33mph)
Direction 12°
NNE
308°
NW
319°
NW
313°
NW
299°
WNW
301°
WNW
302°
WNW
297°
WNW
Wind chill-3°C (27°F)-2°C (28°F)-1°C (30°F)-1°C (30°F)-1°C (29°F)-4°C (25°F)-5°C (22°F)-5°C (23°F)
Waves
Height4.0m (13.1ft)3.6m (11.7ft)3.2m (10.5ft)3.0m (9.9ft)2.6m (8.4ft)2.3m (7.5ft)2.0m (6.7ft)1.9m (6.2ft)
Direction 83°
E
93°
E
98°
E
98°
E
96°
E
94°
E
92°
E
90°
E
Period9.4 sec.10.0 sec.10.3 sec.10.8 sec.10.9 sec.11.1 sec.11.2 sec.11.3 sec.
Significant height2.5m (8.2ft)1.9m (6.2ft)2.4m (7.9ft)2.1m (6.9ft)1.9m (6.2ft)1.8m (5.9ft)1.7m (5.6ft)1.8m (5.9ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:54 and will set at 16:06 on the beach(es) of Mutsu. The outside temperature will be a high of 41°F t and a low of 31°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 27.3mph km/h (with gusts up to 36mph). Wave height will be up to 5.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature3°C (37°F)4°C (40°F)5°C (40°F)4°C (39°F)4°C (40°F)4°C (39°F)1°C (34°F)-1°C (31°F)
Perceived temperature-3°C (26°F)-2°C (29°F)-2°C (29°F)-2°C (29°F)-1°C (29°F)-2°C (29°F)-6°C (22°F)-8°C (18°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%61%62%81%85%70%75%74%
Barometric pressure1016 hPa1015 hPa1016 hPa1016 hPa1013 hPa1014 hPa1016 hPa1017 hPa
Cloud cover53%74%83%84%100%88%77%59%
Heat index3°C (37°F)4°C (40°F)5°C (40°F)4°C (39°F)4°C (40°F)4°C (39°F)1°C (34°F)-1°C (31°F)
Dew point-4°C (26°F)-3°C (27°F)-2°C (28°F)1°C (34°F)2°C (35°F)-1°C (30°F)-3°C (27°F)-5°C (24°F)
Wind
Speed39km/h (24mph)41km/h (25mph)44km/h (27mph)33km/h (20mph)35km/h (22mph)36km/h (22mph)33km/h (21mph)36km/h (22mph)
Gusts51km/h (32mph)54km/h (33mph)58km/h (36mph)42km/h (26mph)45km/h (28mph)50km/h (31mph)46km/h (28mph)46km/h (28mph)
Direction 297°
WNW
279°
W
286°
WNW
281°
W
285°
WNW
294°
WNW
301°
WNW
304°
WNW
Wind chill-3°C (26°F)-2°C (29°F)-2°C (29°F)-2°C (29°F)-1°C (29°F)-2°C (29°F)-6°C (22°F)-8°C (18°F)
Waves
Height1.8m (5.8ft)1.7m (5.7ft)1.6m (5.4ft)1.4m (4.8ft)1.3m (4.2ft)1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)
Direction 89°
E
88°
E
88°
E
89°
E
89°
E
88°
E
88°
E
88°
E
Period11.5 sec.11.8 sec.12.1 sec.12.1 sec.12.2 sec.12.2 sec.12.1 sec.12.0 sec.
Significant height2.2m (7.2ft)2.1m (6.9ft)1.8m (5.9ft)1.7m (5.6ft)1.6m (5.2ft)1.8m (5.9ft)1.9m (6.2ft)1.9m (6.2ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:55 and will set at 16:07 on the beach(es) of Mutsu. The outside temperature will be a high of 34°F t and a low of 31°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 25.5mph km/h (with gusts up to 32.3mph). Wave height will be up to 5.2ft 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 (30°F)-1°C (30°F)0°C (32°F)1°C (33°F)0°C (33°F)1°C (33°F)
Perceived temperature-8°C (17°F)-9°C (17°F)-9°C (17°F)-9°C (17°F)-7°C (20°F)-7°C (20°F)-7°C (20°F)-7°C (20°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%67%67%68%73%62%61%60%
Barometric pressure1018 hPa1018 hPa1018 hPa1019 hPa1017 hPa1017 hPa1019 hPa1019 hPa
Cloud cover96%100%100%84%100%81%90%87%
Heat index-1°C (31°F)-1°C (31°F)-1°C (30°F)-1°C (30°F)0°C (32°F)1°C (33°F)0°C (33°F)1°C (33°F)
Dew point-5°C (24°F)-6°C (21°F)-6°C (21°F)-6°C (21°F)-4°C (25°F)-6°C (21°F)-6°C (21°F)-6°C (21°F)
Wind
Speed37km/h (23mph)41km/h (26mph)40km/h (25mph)39km/h (24mph)35km/h (22mph)38km/h (23mph)36km/h (22mph)40km/h (25mph)
Gusts44km/h (28mph)49km/h (30mph)47km/h (29mph)45km/h (28mph)41km/h (26mph)49km/h (31mph)49km/h (31mph)52km/h (32mph)
Direction 293°
WNW
288°
WNW
286°
WNW
284°
WNW
281°
WNW
278°
W
277°
W
275°
W
Wind chill-8°C (17°F)-9°C (17°F)-9°C (17°F)-9°C (17°F)-7°C (20°F)-7°C (20°F)-7°C (20°F)-7°C (20°F)
Waves
Height1.5m (5.0ft)1.6m (5.3ft)1.6m (5.2ft)1.5m (5.1ft)1.5m (5.0ft)1.4m (4.6ft)1.3m (4.2ft)1.2m (4.0ft)
Direction 88°
E
307°
NW
304°
WNW
302°
WNW
301°
WNW
302°
WNW
287°
WNW
288°
WNW
Period11.9 sec.11.6 sec.11.2 sec.11.1 sec.10.6 sec.11.1 sec.11.3 sec.11.6 sec.
Significant height1.9m (6.2ft)2.1m (6.9ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)1.7m (5.6ft)1.5m (4.9ft)1.5m (4.9ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:56 and will set at 16:07 on the beach(es) of Mutsu. The outside temperature will be a high of 41°F t and a low of 32°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 27.3mph km/h (with gusts up to 32.9mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature1°C (34°F)1°C (33°F)0°C (32°F)1°C (34°F)2°C (36°F)3°C (37°F)3°C (38°F)4°C (40°F)
Perceived temperature-6°C (21°F)-7°C (20°F)-7°C (20°F)-5°C (23°F)-4°C (25°F)-3°C (27°F)-2°C (28°F)-0°C (31°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%65%66%58%58%60%63%64%
Barometric pressure1019 hPa1020 hPa1023 hPa1025 hPa1024 hPa1024 hPa1025 hPa1024 hPa
Cloud cover86%100%100%48%44%100%100%51%
Heat index1°C (34°F)1°C (33°F)0°C (32°F)1°C (34°F)2°C (36°F)3°C (37°F)3°C (38°F)4°C (40°F)
Dew point-6°C (21°F)-5°C (23°F)-6°C (22°F)-6°C (21°F)-5°C (23°F)-4°C (25°F)-3°C (27°F)-2°C (28°F)
Wind
Speed42km/h (26mph)44km/h (27mph)36km/h (22mph)31km/h (19mph)33km/h (21mph)32km/h (20mph)28km/h (17mph)26km/h (16mph)
Gusts51km/h (31mph)53km/h (33mph)45km/h (28mph)39km/h (24mph)43km/h (27mph)43km/h (27mph)43km/h (27mph)40km/h (25mph)
Direction 282°
WNW
285°
WNW
303°
WNW
293°
WNW
282°
WNW
277°
W
277°
W
263°
W
Wind chill-6°C (21°F)-7°C (20°F)-7°C (20°F)-5°C (23°F)-4°C (25°F)-3°C (27°F)-2°C (28°F)-0°C (31°F)
Waves
Height1.2m (4.1ft)1.3m (4.4ft)1.4m (4.5ft)1.3m (4.1ft)1.1m (3.7ft)1.1m (3.5ft)0.9m (3.0ft)0.8m (2.6ft)
Direction 291°
WNW
291°
WNW
290°
WNW
292°
WNW
293°
WNW
288°
WNW
289°
WNW
79°
E
Period11.6 sec.10.9 sec.10.9 sec.10.9 sec.10.9 sec.13.6 sec.13.1 sec.12.9 sec.
Significant height1.6m (5.2ft)1.7m (5.6ft)1.7m (5.6ft)1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:56 and will set at 16:08 on the beach(es) of Mutsu. The outside temperature will be a high of 47°F t and a low of 41°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 16.2mph km/h (with gusts up to 23mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (40°F)6°C (42°F)6°C (43°F)6°C (42°F)8°C (46°F)7°C (45°F)6°C (43°F)7°C (44°F)
Perceived temperature0°C (32°F)1°C (34°F)2°C (36°F)2°C (36°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (41°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%87%86%89%72%73%82%87%
Barometric pressure1024 hPa1023 hPa1023 hPa1024 hPa1023 hPa1023 hPa1025 hPa1024 hPa
Cloud cover81%100%100%78%7%15%77%61%
Heat index5°C (40°F)6°C (42°F)6°C (43°F)6°C (42°F)8°C (46°F)7°C (45°F)6°C (43°F)7°C (44°F)
Dew point2°C (36°F)4°C (39°F)4°C (39°F)4°C (39°F)3°C (37°F)3°C (37°F)3°C (38°F)5°C (41°F)
Wind
Speed24km/h (15mph)26km/h (16mph)23km/h (14mph)20km/h (13mph)23km/h (15mph)18km/h (11mph)13km/h (8mph)9km/h (6mph)
Gusts34km/h (21mph)37km/h (23mph)33km/h (21mph)30km/h (19mph)37km/h (23mph)31km/h (19mph)22km/h (14mph)15km/h (9mph)
Direction 233°
SW
245°
WSW
223°
SW
199°
SSW
266°
W
247°
WSW
241°
WSW
207°
SSW
Wind chill0°C (32°F)1°C (34°F)2°C (36°F)2°C (36°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (41°F)
Waves
Height0.7m (2.4ft)0.7m (2.2ft)0.6m (2.0ft)0.6m (1.9ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.7ft)0.5m (1.7ft)
Direction 80°
E
80°
E
81°
E
82°
E
80°
E
81°
E
82°
E
83°
E
Period12.5 sec.12.1 sec.11.8 sec.11.5 sec.11.3 sec.11.1 sec.11.0 sec.10.9 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 06:57 and will set at 16:08 on the beach(es) of Mutsu. The outside temperature will be a high of 52°F t and a low of 45°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 18mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)8°C (46°F)8°C (47°F)10°C (49°F)11°C (52°F)10°C (49°F)9°C (48°F)9°C (48°F)
Perceived temperature5°C (40°F)6°C (42°F)6°C (43°F)7°C (45°F)9°C (49°F)8°C (46°F)7°C (44°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%86%84%78%70%78%85%87%
Barometric pressure1024 hPa1023 hPa1023 hPa1023 hPa1021 hPa1021 hPa1022 hPa1021 hPa
Cloud cover51%65%63%13%68%100%97%85%
Heat index7°C (45°F)8°C (46°F)8°C (47°F)10°C (49°F)11°C (52°F)10°C (49°F)9°C (48°F)9°C (48°F)
Dew point5°C (41°F)6°C (42°F)6°C (42°F)6°C (42°F)6°C (43°F)6°C (43°F)7°C (44°F)7°C (45°F)
Wind
Speed12km/h (7mph)11km/h (7mph)13km/h (8mph)16km/h (10mph)14km/h (9mph)15km/h (9mph)15km/h (9mph)15km/h (10mph)
Gusts19km/h (12mph)18km/h (11mph)22km/h (14mph)27km/h (17mph)22km/h (14mph)26km/h (16mph)29km/h (18mph)28km/h (17mph)
Direction 211°
SSW
213°
SSW
213°
SSW
216°
SW
215°
SW
214°
SW
206°
SSW
195°
SSW
Wind chill5°C (40°F)6°C (42°F)6°C (43°F)7°C (45°F)9°C (49°F)8°C (46°F)7°C (44°F)7°C (44°F)
Waves
Height0.5m (1.7ft)0.5m (1.8ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (1.8ft)0.6m (2.1ft)0.5m (1.7ft)0.4m (1.3ft)
Direction 85°
E
87°
E
88°
E
89°
E
85°
E
86°
E
86°
E
87°
E
Period10.7 sec.10.6 sec.10.5 sec.6.1 sec.5.8 sec.10.1 sec.10.0 sec.9.9 sec.
Significant height0.6m (2ft)0.8m (2.6ft)0.9m (3ft)0.5m (1.6ft)0.7m (2.3ft)0.9m (3ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 06:57 and will set at 16:08 on the beach(es) of Mutsu. The outside temperature will be a high of 52°F t and a low of 49°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 19.3mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)9°C (49°F)9°C (49°F)10°C (50°F)10°C (51°F)10°C (49°F)9°C (49°F)11°C (52°F)
Perceived temperature7°C (44°F)8°C (46°F)9°C (49°F)9°C (48°F)9°C (49°F)7°C (45°F)7°C (44°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%87%88%88%88%92%93%91%
Barometric pressure1021 hPa1020 hPa1020 hPa1018 hPa1015 hPa1012 hPa1008 hPa1005 hPa
Cloud cover77%84%54%25%100%79%72%55%
Heat index9°C (48°F)9°C (49°F)9°C (49°F)10°C (50°F)10°C (51°F)10°C (49°F)9°C (49°F)11°C (52°F)
Dew point7°C (45°F)7°C (45°F)8°C (46°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)10°C (49°F)
Wind
Speed14km/h (9mph)10km/h (6mph)5km/h (3mph)8km/h (5mph)9km/h (6mph)18km/h (11mph)17km/h (11mph)15km/h (9mph)
Gusts26km/h (16mph)19km/h (11mph)8km/h (5mph)13km/h (8mph)15km/h (9mph)29km/h (18mph)31km/h (19mph)26km/h (16mph)
Direction 212°
SSW
225°
SW
231°
SW
155°
SSE
124°
ESE
135°
SE
160°
SSE
185°
S
Wind chill7°C (44°F)8°C (46°F)9°C (49°F)9°C (48°F)9°C (49°F)7°C (45°F)7°C (44°F)9°C (49°F)
Waves
Height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.2ft)0.4m (1.4ft)0.7m (2.5ft)1.2m (3.9ft)1.4m (4.5ft)1.3m (4.2ft)
Direction 87°
E
90°
E
95°
E
94°
E
119°
ESE
114°
ESE
103°
ESE
94°
E
Period9.8 sec.7.0 sec.6.9 sec.6.9 sec.9.1 sec.13.3 sec.9.2 sec.5.7 sec.
Significant height0.5m (1.6ft)0.1m (0.3ft)0.4m (1.3ft)0.6m (2ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)0.6m (2ft)
Sea water temperature
Water temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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