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
Monday 20 July 202677°F to 85°Frecommended
Tuesday 21 July 202674°F to 83°Frecommended
Wednesday 22 July 202674°F to 83°Frecommended
Thursday 23 July 202676°F to 85°Frecommended
Friday 24 July 202676°F to 83°Frecommended
Saturday 25 July 202677°F to 83°Frecommended
Sunday 26 July 202677°F to 81°Frecommended

Sea Weather: Your daily and hourly sea weather in Matsuyama

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:13 and will set at 19:19 on the beach(es) of Matsuyama. The outside temperature will be a high of 85°F t and a low of 77°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 5.6mph km/h (with gusts up to 9.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (78°F)25°C (78°F)28°C (82°F)28°C (82°F)29°C (84°F)28°C (82°F)26°C (79°F)
Perceived temperature29°C (84°F)28°C (82°F)28°C (82°F)31°C (88°F)31°C (88°F)33°C (91°F)32°C (90°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%85%86%78%76%73%82%87%
Barometric pressure1007 hPa1007 hPa1009 hPa1009 hPa1008 hPa1008 hPa1008 hPa1009 hPa
Cloud cover9%12%33%28%26%24%20%43%
Heat index29°C (84°F)28°C (82°F)28°C (82°F)31°C (88°F)31°C (88°F)33°C (91°F)32°C (90°F)30°C (86°F)
Dew point23°C (74°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)23°C (74°F)25°C (76°F)24°C (75°F)
Wind
Speed5km/h (3mph)5km/h (3mph)3km/h (2mph)3km/h (2mph)7km/h (4mph)8km/h (5mph)9km/h (6mph)8km/h (5mph)
Gusts10km/h (6mph)10km/h (6mph)6km/h (4mph)5km/h (3mph)12km/h (7mph)12km/h (8mph)16km/h (10mph)16km/h (10mph)
Direction 140°
SE
121°
ESE
88°
E
344°
NNW
309°
NW
241°
WSW
223°
SW
226°
SW
Wind chill26°C (79°F)25°C (78°F)25°C (78°F)28°C (82°F)28°C (82°F)29°C (84°F)28°C (82°F)26°C (79°F)
Waves
Height0.2m (0.5ft)0.2m (0.7ft)0.5m (1.6ft)0.1m (0.3ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)0.3m (0.9ft)
Direction 221°
SW
220°
SW
229°
SW
235°
SW
237°
WSW
234°
SW
239°
WSW
233°
SW
Period3.3 sec.3.3 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.2.0 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:13 and will set at 19:18 on the beach(es) of Matsuyama. The outside temperature will be a high of 83°F t and a low of 74°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 7.5mph km/h (with gusts up to 13.7mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (78°F)26°C (78°F)27°C (81°F)27°C (81°F)28°C (82°F)28°C (82°F)26°C (79°F)
Perceived temperature29°C (84°F)28°C (83°F)29°C (83°F)31°C (88°F)31°C (88°F)32°C (90°F)32°C (90°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%90%89%83%82%79%80%87%
Barometric pressure1009 hPa1009 hPa1010 hPa1010 hPa1010 hPa1008 hPa1008 hPa1010 hPa
Cloud cover35%41%29%15%31%16%18%18%
Heat index29°C (84°F)28°C (83°F)29°C (83°F)31°C (88°F)31°C (88°F)32°C (90°F)32°C (90°F)30°C (85°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (75°F)
Wind
Speed4km/h (3mph)4km/h (2mph)4km/h (2mph)5km/h (3mph)9km/h (5mph)10km/h (6mph)12km/h (7mph)10km/h (6mph)
Gusts9km/h (5mph)8km/h (5mph)7km/h (4mph)8km/h (5mph)14km/h (9mph)17km/h (11mph)22km/h (13mph)21km/h (13mph)
Direction 208°
SSW
170°
S
171°
S
277°
W
249°
WSW
228°
SW
221°
SW
220°
SW
Wind chill26°C (78°F)25°C (78°F)26°C (78°F)27°C (81°F)27°C (81°F)28°C (82°F)28°C (82°F)26°C (79°F)
Waves
Height0.2m (0.5ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (1.9ft)0.4m (1.2ft)0.6m (1.9ft)0.2m (0.6ft)0.2m (0.7ft)
Direction 232°
SW
235°
SW
235°
SW
234°
SW
236°
SW
223°
SW
222°
SW
232°
SW
Period2.1 sec.2.1 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:14 and will set at 19:18 on the beach(es) of Matsuyama. The outside temperature will be a high of 83°F t and a low of 74°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 6.2mph km/h (with gusts up to 13.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (78°F)25°C (78°F)27°C (80°F)24°C (76°F)26°C (80°F)28°C (82°F)27°C (81°F)
Perceived temperature29°C (84°F)28°C (83°F)28°C (82°F)30°C (86°F)26°C (79°F)28°C (83°F)31°C (87°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%89%88%81%75%71%74%75%
Barometric pressure1009 hPa1009 hPa1010 hPa1011 hPa1010 hPa1009 hPa1008 hPa1010 hPa
Cloud cover16%13%12%6%4%3%4%9%
Heat index29°C (84°F)28°C (83°F)28°C (82°F)30°C (86°F)26°C (79°F)28°C (83°F)31°C (87°F)30°C (85°F)
Dew point24°C (75°F)23°C (74°F)23°C (74°F)23°C (74°F)19°C (67°F)21°C (69°F)22°C (72°F)22°C (72°F)
Wind
Speed10km/h (6mph)10km/h (6mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)10km/h (6mph)7km/h (4mph)6km/h (4mph)
Gusts19km/h (12mph)19km/h (12mph)15km/h (9mph)13km/h (8mph)21km/h (13mph)21km/h (13mph)15km/h (9mph)13km/h (8mph)
Direction 198°
SSW
193°
SSW
206°
SSW
233°
SW
229°
SW
231°
SW
219°
SW
194°
SSW
Wind chill26°C (78°F)25°C (78°F)25°C (78°F)27°C (80°F)24°C (76°F)26°C (80°F)28°C (82°F)27°C (81°F)
Waves
Height0.1m (0.5ft)0.1m (0.4ft)0.4m (1.3ft)0.4m (1.4ft)0.3m (1.1ft)0.2m (0.7ft)0.3m (1.1ft)0.1m (0.5ft)
Direction 232°
SW
228°
SW
240°
WSW
256°
WSW
246°
WSW
248°
WSW
253°
WSW
235°
SW
Period1.7 sec.1.7 sec.1.7 sec.1.7 sec.1.7 sec.2.1 sec.2.2 sec.2.2 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:15 and will set at 19:17 on the beach(es) of Matsuyama. The outside temperature will be a high of 85°F t and a low of 76°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 6.2mph km/h (with gusts up to 12.4mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (77°F)25°C (77°F)27°C (81°F)24°C (76°F)26°C (80°F)29°C (84°F)27°C (81°F)
Perceived temperature29°C (83°F)28°C (82°F)27°C (81°F)30°C (87°F)26°C (79°F)28°C (83°F)32°C (90°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%83%84%77%73%70%68%76%
Barometric pressure1010 hPa1009 hPa1010 hPa1011 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover5%4%6%5%4%4%9%15%
Heat index29°C (83°F)28°C (82°F)27°C (81°F)30°C (87°F)26°C (79°F)28°C (83°F)32°C (90°F)30°C (86°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)19°C (66°F)20°C (69°F)22°C (72°F)23°C (73°F)
Wind
Speed10km/h (6mph)8km/h (5mph)5km/h (3mph)5km/h (3mph)6km/h (4mph)5km/h (3mph)6km/h (4mph)10km/h (6mph)
Gusts19km/h (12mph)15km/h (9mph)9km/h (6mph)8km/h (5mph)14km/h (8mph)10km/h (6mph)13km/h (8mph)20km/h (13mph)
Direction 183°
S
193°
SSW
187°
S
292°
WNW
288°
WNW
235°
SW
208°
SSW
215°
SW
Wind chill26°C (79°F)25°C (77°F)25°C (77°F)27°C (81°F)24°C (76°F)26°C (80°F)29°C (84°F)27°C (81°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.7ft)0.2m (0.6ft)0.3m (1.0ft)0.2m (0.5ft)
Direction 225°
SW
236°
SW
251°
WSW
270°
W
272°
W
273°
W
245°
WSW
228°
SW
Period2.1 sec.2.5 sec.2.9 sec.2.6 sec.2.7 sec.2.5 sec.2.4 sec.2.4 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:15 and will set at 19:16 on the beach(es) of Matsuyama. The outside temperature will be a high of 83°F t and a low of 76°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 5.6mph km/h (with gusts up to 11.8mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (78°F)25°C (78°F)27°C (81°F)25°C (76°F)27°C (80°F)28°C (83°F)27°C (80°F)
Perceived temperature29°C (84°F)28°C (82°F)28°C (82°F)31°C (87°F)26°C (79°F)29°C (84°F)32°C (89°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%84%84%77%73%68%71%77%
Barometric pressure1011 hPa1010 hPa1011 hPa1011 hPa1011 hPa1009 hPa1009 hPa1010 hPa
Cloud cover12%11%12%13%10%7%7%10%
Heat index29°C (84°F)28°C (82°F)28°C (82°F)31°C (87°F)26°C (79°F)29°C (84°F)32°C (89°F)30°C (85°F)
Dew point23°C (73°F)23°C (73°F)22°C (72°F)23°C (74°F)19°C (67°F)21°C (69°F)23°C (73°F)22°C (72°F)
Wind
Speed8km/h (5mph)5km/h (3mph)3km/h (2mph)4km/h (3mph)5km/h (3mph)6km/h (4mph)9km/h (6mph)7km/h (4mph)
Gusts16km/h (10mph)10km/h (6mph)5km/h (3mph)7km/h (4mph)11km/h (7mph)13km/h (8mph)19km/h (12mph)15km/h (9mph)
Direction 187°
S
195°
SSW
144°
SE
333°
NNW
304°
NW
222°
SW
231°
SW
186°
S
Wind chill26°C (79°F)25°C (78°F)25°C (78°F)27°C (81°F)25°C (76°F)27°C (80°F)28°C (83°F)27°C (80°F)
Waves
Height0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.6m (1.9ft)0.5m (1.5ft)0.3m (0.9ft)0.4m (1.3ft)0.1m (0.4ft)
Direction 249°
WSW
251°
WSW
269°
W
270°
W
270°
W
250°
WSW
252°
WSW
209°
SSW
Period2.4 sec.3.2 sec.3.1 sec.2.9 sec.2.7 sec.2.6 sec.2.5 sec.2.5 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:16 and will set at 19:16 on the beach(es) of Matsuyama. The outside temperature will be a high of 83°F t and a low of 77°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 6.2mph km/h (with gusts up to 12.4mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)25°C (78°F)25°C (78°F)27°C (81°F)25°C (77°F)27°C (80°F)28°C (83°F)27°C (81°F)
Perceived temperature29°C (84°F)28°C (82°F)28°C (82°F)31°C (87°F)27°C (80°F)29°C (84°F)31°C (88°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%83%82%76%71%68%67%70%
Barometric pressure1010 hPa1010 hPa1011 hPa1012 hPa1011 hPa1009 hPa1009 hPa1010 hPa
Cloud cover8%4%4%6%3%3%7%14%
Heat index29°C (84°F)28°C (82°F)28°C (82°F)31°C (87°F)27°C (80°F)29°C (84°F)31°C (88°F)30°C (86°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)19°C (67°F)20°C (69°F)22°C (71°F)21°C (71°F)
Wind
Speed7km/h (4mph)5km/h (3mph)4km/h (2mph)4km/h (2mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)10km/h (6mph)
Gusts15km/h (9mph)9km/h (6mph)7km/h (4mph)6km/h (3mph)16km/h (10mph)17km/h (11mph)16km/h (10mph)20km/h (13mph)
Direction 180°
S
189°
S
163°
SSE
298°
WNW
263°
W
222°
SW
226°
SW
184°
S
Wind chill26°C (79°F)25°C (78°F)25°C (78°F)27°C (81°F)25°C (77°F)27°C (80°F)28°C (83°F)27°C (81°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.3ft)0.5m (1.8ft)0.3m (0.9ft)0.2m (0.7ft)
Direction 242°
WSW
241°
WSW
241°
WSW
271°
W
272°
W
249°
WSW
254°
WSW
247°
WSW
Period3.2 sec.3.3 sec.3.2 sec.2.9 sec.2.7 sec.2.6 sec.2.4 sec.2.0 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 05:17 and will set at 19:15 on the beach(es) of Matsuyama. The outside temperature will be a high of 81°F t and a low of 77°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 9.3mph km/h (with gusts up to 19.3mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (78°F)25°C (78°F)27°C (81°F)25°C (76°F)27°C (80°F)27°C (80°F)26°C (79°F)
Perceived temperature28°C (83°F)28°C (82°F)28°C (82°F)30°C (86°F)26°C (79°F)29°C (84°F)30°C (85°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%82%84%77%72%70%78%82%
Barometric pressure1009 hPa1009 hPa1009 hPa1010 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover10%8%7%6%7%7%10%15%
Heat index28°C (83°F)28°C (82°F)28°C (82°F)30°C (86°F)26°C (79°F)29°C (84°F)30°C (85°F)29°C (85°F)
Dew point22°C (71°F)22°C (72°F)22°C (72°F)23°C (73°F)19°C (66°F)21°C (70°F)23°C (73°F)23°C (73°F)
Wind
Speed11km/h (7mph)8km/h (5mph)3km/h (2mph)4km/h (2mph)8km/h (5mph)14km/h (9mph)15km/h (9mph)11km/h (7mph)
Gusts23km/h (14mph)17km/h (10mph)6km/h (3mph)6km/h (4mph)17km/h (10mph)29km/h (18mph)31km/h (19mph)23km/h (15mph)
Direction 194°
SSW
199°
SSW
183°
S
306°
NW
248°
WSW
222°
SW
229°
SW
193°
SSW
Wind chill26°C (79°F)26°C (78°F)25°C (78°F)27°C (81°F)25°C (76°F)27°C (80°F)27°C (80°F)26°C (79°F)
Waves
Height0.3m (0.9ft)0.2m (0.8ft)0.1m (0.5ft)0.4m (1.4ft)0.4m (1.2ft)0.1m (0.4ft)0.1m (0.5ft)0.2m (0.8ft)
Direction 243°
WSW
253°
WSW
264°
W
267°
W
262°
W
255°
WSW
229°
SW
224°
SW
Period3.1 sec.3.3 sec.3.2 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.3.0 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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