Sea weather in Matsuyama in Japan All the beach weather in Matsuyama

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

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

Date Outside temp. Our opinion
Friday 5 December 202543°F to 49°Fdiscouraged
Saturday 6 December 202543°F to 50°Frecommended
Sunday 7 December 202550°F to 58°Frecommended
Monday 8 December 202547°F to 58°Frecommended
Tuesday 9 December 202543°F to 50°Frecommended
Wednesday 10 December 202547°F to 52°Frecommended
Thursday 11 December 202550°F to 54°Frecommended

Sea Weather: Your daily and hourly sea weather in Matsuyama

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 06:59 and will set at 17:00 on the beach(es) of Matsuyama. The outside temperature will be a high of 49°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 23mph km/h (with gusts up to 29.2mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)9°C (48°F)8°C (47°F)8°C (47°F)6°C (43°F)6°C (43°F)8°C (46°F)7°C (45°F)
Perceived temperature5°C (40°F)5°C (41°F)4°C (40°F)4°C (39°F)2°C (35°F)2°C (36°F)5°C (41°F)5°C (41°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%61%81%59%47%45%54%59%
Barometric pressure1023 hPa1023 hPa1022 hPa1024 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover73%53%89%60%0%2%32%0%
Heat index8°C (46°F)9°C (48°F)8°C (47°F)8°C (47°F)6°C (43°F)6°C (43°F)8°C (46°F)7°C (45°F)
Dew point1°C (35°F)2°C (35°F)5°C (41°F)1°C (33°F)-4°C (24°F)-5°C (23°F)-1°C (30°F)-0°C (31°F)
Wind
Speed20km/h (13mph)28km/h (17mph)29km/h (18mph)37km/h (23mph)27km/h (17mph)19km/h (12mph)15km/h (9mph)12km/h (7mph)
Gusts26km/h (16mph)36km/h (22mph)36km/h (22mph)47km/h (29mph)30km/h (19mph)19km/h (12mph)25km/h (15mph)19km/h (12mph)
Direction 290°
WNW
292°
WNW
289°
WNW
309°
NW
311°
NW
336°
NNW

N
62°
ENE
Wind chill5°C (40°F)5°C (41°F)4°C (40°F)4°C (39°F)2°C (35°F)2°C (36°F)5°C (41°F)5°C (41°F)
Waves
Height0.7m (2.3ft)0.8m (2.6ft)1.2m (3.8ft)1.5m (5.0ft)1.1m (3.7ft)0.7m (2.5ft)0.5m (1.6ft)0.3m (1.0ft)
Direction 281°
W
278°
W
275°
W
287°
WNW
290°
WNW
298°
WNW
287°
WNW
283°
WNW
Period3.8 sec.3.8 sec.3.8 sec.3.8 sec.3.8 sec.3.8 sec.4.6 sec.4.2 sec.
Significant height0.8m (2.6ft)1.0m (3.3ft)1.3m (4.3ft)1.6m (5.2ft)0.9m (3ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 07:00 and will set at 17:00 on the beach(es) of Matsuyama. The outside temperature will be a high of 50°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 8.1mph km/h (with gusts up to 17.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)6°C (43°F)6°C (43°F)8°C (46°F)8°C (46°F)8°C (47°F)6°C (44°F)10°C (49°F)
Perceived temperature4°C (40°F)4°C (40°F)5°C (41°F)7°C (45°F)6°C (43°F)6°C (43°F)4°C (40°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%62%61%55%55%55%65%69%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index6°C (43°F)6°C (43°F)6°C (43°F)8°C (46°F)8°C (46°F)8°C (47°F)6°C (44°F)10°C (49°F)
Dew point-0°C (31°F)-1°C (31°F)-1°C (30°F)-1°C (31°F)-1°C (31°F)-0°C (31°F)0°C (33°F)4°C (40°F)
Wind
Speed10km/h (6mph)8km/h (5mph)5km/h (3mph)5km/h (3mph)11km/h (7mph)13km/h (8mph)11km/h (7mph)12km/h (7mph)
Gusts16km/h (10mph)13km/h (8mph)9km/h (6mph)7km/h (4mph)20km/h (12mph)28km/h (17mph)23km/h (14mph)19km/h (12mph)
Direction 121°
ESE
139°
SE
115°
ESE
161°
SSE
242°
WSW
247°
WSW
222°
SW
170°
S
Wind chill4°C (40°F)4°C (40°F)5°C (41°F)7°C (45°F)6°C (43°F)6°C (43°F)4°C (40°F)8°C (46°F)
Waves
Height0.2m (0.7ft)0.1m (0.5ft)0.3m (0.9ft)0.2m (0.6ft)0.4m (1.3ft)0.5m (1.6ft)0.1m (0.4ft)0.3m (0.9ft)
Direction 277°
W
276°
W
278°
W
278°
W
276°
W
9999°
205°
SSW
206°
SSW
Period4.0 sec.3.8 sec.3.3 sec.3.1 sec.3.1 sec.3.1 sec.3.1 sec.3.1 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 07:01 and will set at 17:00 on the beach(es) of Matsuyama. The outside temperature will be a high of 58°F t and a low of 50°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 10.6mph km/h (with gusts up to 17.4mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (51°F)11°C (52°F)13°C (55°F)14°C (58°F)12°C (54°F)14°C (56°F)14°C (57°F)
Perceived temperature9°C (48°F)9°C (48°F)10°C (50°F)11°C (52°F)13°C (56°F)11°C (51°F)13°C (55°F)14°C (57°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%64%64%59%59%68%68%
Barometric pressure1024 hPa1023 hPa1023 hPa1023 hPa1022 hPa1021 hPa1022 hPa1022 hPa
Cloud cover0%25%58%4%77%2%86%75%
Heat index10°C (50°F)10°C (51°F)11°C (52°F)13°C (55°F)14°C (58°F)12°C (54°F)14°C (56°F)14°C (57°F)
Dew point5°C (41°F)6°C (42°F)5°C (41°F)6°C (43°F)6°C (44°F)4°C (40°F)8°C (46°F)8°C (47°F)
Wind
Speed9km/h (5mph)12km/h (8mph)10km/h (6mph)15km/h (10mph)17km/h (10mph)13km/h (8mph)12km/h (8mph)9km/h (6mph)
Gusts14km/h (9mph)20km/h (13mph)16km/h (10mph)22km/h (14mph)22km/h (13mph)28km/h (17mph)22km/h (13mph)14km/h (9mph)
Direction 187°
S
173°
S
206°
SSW
187°
S
223°
SW
238°
WSW
214°
SW
228°
SW
Wind chill9°C (48°F)9°C (48°F)10°C (50°F)11°C (52°F)13°C (56°F)11°C (51°F)13°C (55°F)14°C (57°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.2m (0.6ft)0.3m (0.9ft)0.3m (1.0ft)0.3m (0.9ft)0.4m (1.2ft)0.4m (1.2ft)
Direction 168°
SSE
197°
SSW
258°
WSW
226°
SW
247°
WSW
249°
WSW
274°
W
276°
W
Period3.1 sec.3.1 sec.3.1 sec.3.1 sec.3.1 sec.2.3 sec.2.3 sec.2.3 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 07:02 and will set at 17:00 on the beach(es) of Matsuyama. The outside temperature will be a high of 58°F t and a low of 47°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 19.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (58°F)14°C (57°F)14°C (57°F)14°C (58°F)14°C (58°F)14°C (58°F)11°C (53°F)10°C (50°F)
Perceived temperature13°C (56°F)12°C (54°F)12°C (54°F)13°C (55°F)13°C (55°F)13°C (56°F)9°C (49°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%72%70%61%55%51%58%63%
Barometric pressure1022 hPa1022 hPa1023 hPa1023 hPa1022 hPa1021 hPa1023 hPa1024 hPa
Cloud cover19%79%70%57%43%77%7%2%
Heat index14°C (58°F)14°C (57°F)14°C (57°F)14°C (58°F)14°C (58°F)14°C (58°F)11°C (53°F)10°C (50°F)
Dew point9°C (48°F)9°C (48°F)8°C (47°F)7°C (44°F)5°C (42°F)4°C (40°F)3°C (38°F)3°C (38°F)
Wind
Speed14km/h (9mph)15km/h (9mph)18km/h (11mph)16km/h (10mph)16km/h (10mph)15km/h (9mph)18km/h (11mph)16km/h (10mph)
Gusts20km/h (13mph)24km/h (15mph)29km/h (18mph)22km/h (14mph)21km/h (13mph)21km/h (13mph)32km/h (20mph)23km/h (15mph)
Direction 252°
WSW
240°
WSW
269°
W
294°
WNW
292°
WNW
321°
NW
351°
N
15°
NNE
Wind chill13°C (56°F)12°C (54°F)12°C (54°F)13°C (55°F)13°C (55°F)13°C (56°F)9°C (49°F)8°C (47°F)
Waves
Height0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)0.5m (1.5ft)0.5m (1.5ft)0.4m (1.4ft)0.5m (1.5ft)0.5m (1.7ft)
Direction 277°
W
281°
W
275°
W
281°
W
279°
W
277°
W
280°
W
291°
WNW
Period2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.4m (1.3ft)0.8m (2.6ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 07:03 and will set at 17:01 on the beach(es) of Matsuyama. The outside temperature will be a high of 50°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 11.2mph km/h (with gusts up to 19.9mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (49°F)9°C (48°F)8°C (47°F)10°C (49°F)9°C (48°F)8°C (47°F)7°C (44°F)10°C (49°F)
Perceived temperature7°C (45°F)6°C (44°F)6°C (43°F)8°C (46°F)6°C (43°F)6°C (43°F)4°C (40°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%64%65%60%53%50%54%57%
Barometric pressure1025 hPa1025 hPa1025 hPa1027 hPa1025 hPa1026 hPa1026 hPa1027 hPa
Cloud cover0%0%0%2%0%0%0%0%
Heat index9°C (49°F)9°C (48°F)8°C (47°F)10°C (49°F)9°C (48°F)8°C (47°F)7°C (44°F)10°C (49°F)
Dew point3°C (37°F)3°C (37°F)2°C (36°F)2°C (36°F)-0°C (32°F)-1°C (29°F)-2°C (28°F)2°C (35°F)
Wind
Speed16km/h (10mph)16km/h (10mph)14km/h (9mph)13km/h (8mph)18km/h (11mph)13km/h (8mph)10km/h (6mph)15km/h (10mph)
Gusts24km/h (15mph)24km/h (15mph)21km/h (13mph)17km/h (11mph)32km/h (20mph)27km/h (17mph)22km/h (14mph)25km/h (16mph)
Direction 24°
NNE
37°
NE
46°
NE
40°
NE
14°
NNE
25°
NNE
43°
NE
56°
ENE
Wind chill7°C (45°F)6°C (44°F)6°C (43°F)8°C (46°F)6°C (43°F)6°C (43°F)4°C (40°F)7°C (45°F)
Waves
Height0.4m (1.4ft)0.4m (1.2ft)0.3m (1.0ft)0.4m (1.2ft)0.5m (1.7ft)0.6m (2.0ft)0.7m (2.3ft)0.7m (2.3ft)
Direction 294°
WNW
296°
WNW
307°
NW

N

N
19°
NNE
24°
NNE
28°
NNE
Period2.3 sec.3.6 sec.3.6 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 07:03 and will set at 17:01 on the beach(es) of Matsuyama. The outside temperature will be a high of 52°F t and a low of 47°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 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (48°F)8°C (47°F)8°C (46°F)9°C (49°F)11°C (51°F)10°C (51°F)9°C (48°F)10°C (50°F)
Perceived temperature7°C (45°F)7°C (44°F)6°C (43°F)8°C (47°F)10°C (50°F)10°C (50°F)8°C (47°F)10°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%61%61%55%52%53%58%54%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1026 hPa1025 hPa1026 hPa1026 hPa
Cloud cover0%0%7%30%11%5%5%7%
Heat index9°C (48°F)8°C (47°F)8°C (46°F)9°C (49°F)11°C (51°F)10°C (51°F)9°C (48°F)10°C (50°F)
Dew point2°C (35°F)1°C (34°F)1°C (34°F)1°C (33°F)1°C (34°F)1°C (34°F)1°C (34°F)1°C (34°F)
Wind
Speed13km/h (8mph)10km/h (6mph)11km/h (7mph)8km/h (5mph)7km/h (4mph)6km/h (4mph)6km/h (4mph)5km/h (3mph)
Gusts21km/h (13mph)17km/h (11mph)18km/h (11mph)10km/h (6mph)10km/h (6mph)10km/h (6mph)13km/h (8mph)9km/h (5mph)
Direction 67°
ENE
71°
ENE
82°
E
65°
ENE

N

N
61°
ENE
96°
E
Wind chill7°C (45°F)7°C (44°F)6°C (43°F)8°C (47°F)10°C (50°F)10°C (50°F)8°C (47°F)10°C (49°F)
Waves
Height0.5m (1.7ft)0.4m (1.2ft)0.3m (1.0ft)0.2m (0.8ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.5ft)0.1m (0.3ft)
Direction 30°
NNE
32°
NNE
40°
NE
48°
NE
42°
NE
19°
NNE
18°
NNE
16°
NNE
Period3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.2.6 sec.2.5 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 07:04 and will set at 17:01 on the beach(es) of Matsuyama. The outside temperature will be a high of 54°F t and a low of 50°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 7.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)10°C (49°F)10°C (50°F)11°C (52°F)12°C (54°F)12°C (54°F)11°C (52°F)12°C (53°F)
Perceived temperature9°C (49°F)9°C (48°F)9°C (48°F)11°C (51°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%48%47%49%54%55%54%52%
Barometric pressure1025 hPa1024 hPa1024 hPa1025 hPa1024 hPa1022 hPa1023 hPa1024 hPa
Cloud cover8%8%17%49%72%33%20%13%
Heat index10°C (49°F)10°C (49°F)10°C (50°F)11°C (52°F)12°C (54°F)12°C (54°F)11°C (52°F)12°C (53°F)
Dew point0°C (32°F)-1°C (30°F)-1°C (30°F)1°C (33°F)3°C (38°F)4°C (39°F)2°C (36°F)2°C (36°F)
Wind
Speed5km/h (3mph)6km/h (4mph)8km/h (5mph)6km/h (4mph)5km/h (3mph)8km/h (5mph)4km/h (3mph)7km/h (4mph)
Gusts9km/h (5mph)11km/h (7mph)12km/h (8mph)9km/h (5mph)6km/h (4mph)11km/h (7mph)8km/h (5mph)12km/h (7mph)
Direction 119°
ESE
108°
ESE
80°
E
87°
E
17°
NNE
21°
NNE
84°
E
43°
NE
Wind chill9°C (49°F)9°C (48°F)9°C (48°F)11°C (51°F)12°C (54°F)12°C (53°F)11°C (52°F)11°C (52°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.5m (1.6ft)0.2m (0.7ft)0.1m (0.3ft)
Direction 9999°
149°
SSE
155°
SSE
9999°
262°
W
263°
W
245°
WSW
242°
WSW
Period2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.4 sec.2.4 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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