Sea weather in Hamamatsu in Japan All the beach weather in Hamamatsu

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

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

Date Outside temp. Our opinion
Saturday 18 July 202679°F to 83°Fdiscouraged
Sunday 19 July 202679°F to 83°Frecommended
Monday 20 July 202676°F to 83°Frecommended
Tuesday 21 July 202679°F to 86°Fdiscouraged
Wednesday 22 July 202681°F to 88°Fdiscouraged
Thursday 23 July 202679°F to 85°Frecommended
Friday 24 July 202679°F to 83°Frecommended

Sea Weather: Your daily and hourly sea weather in Hamamatsu

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 04:50 and will set at 19:02 on the beach(es) of Hamamatsu. The outside temperature will be a high of 83°F t and a low of 79°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 13.1mph km/h (with gusts up to 19.3mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (79°F)27°C (81°F)27°C (81°F)28°C (82°F)27°C (81°F)27°C (80°F)
Perceived temperature31°C (87°F)30°C (85°F)29°C (85°F)31°C (87°F)31°C (87°F)31°C (88°F)30°C (87°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%88%88%83%77%76%79%82%
Barometric pressure1005 hPa1005 hPa1006 hPa1006 hPa1006 hPa1006 hPa1007 hPa1008 hPa
Cloud cover72%76%61%75%79%51%23%11%
Heat index31°C (87°F)30°C (85°F)29°C (85°F)31°C (87°F)31°C (87°F)31°C (88°F)30°C (87°F)30°C (85°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)24°C (75°F)23°C (73°F)23°C (74°F)23°C (74°F)23°C (74°F)
Wind
Speed14km/h (9mph)15km/h (9mph)15km/h (10mph)21km/h (13mph)21km/h (13mph)18km/h (11mph)14km/h (9mph)12km/h (7mph)
Gusts22km/h (14mph)25km/h (16mph)25km/h (16mph)31km/h (19mph)30km/h (18mph)25km/h (15mph)21km/h (13mph)18km/h (11mph)
Direction 113°
ESE
114°
ESE
112°
ESE
119°
ESE
124°
ESE
129°
SE
125°
SE
115°
ESE
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)27°C (81°F)27°C (81°F)28°C (82°F)27°C (81°F)27°C (80°F)
Waves
Height0.6m (1.9ft)0.6m (1.9ft)0.6m (1.9ft)0.7m (2.3ft)0.8m (2.5ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)
Direction 196°
SSW
191°
S
185°
S
180°
S
141°
SE
145°
SE
145°
SE
143°
SE
Period7.2 sec.7.2 sec.7.1 sec.7.1 sec.7.0 sec.8.6 sec.8.5 sec.4.6 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 04:51 and will set at 19:02 on the beach(es) of Hamamatsu. The outside temperature will be a high of 83°F t and a low of 79°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 12.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (79°F)26°C (78°F)26°C (79°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)27°C (80°F)
Perceived temperature29°C (84°F)28°C (83°F)28°C (83°F)31°C (87°F)31°C (87°F)31°C (89°F)32°C (89°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%83%80%73%68%70%78%85%
Barometric pressure1007 hPa1007 hPa1008 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover24%28%13%17%18%18%25%32%
Heat index29°C (84°F)28°C (83°F)28°C (83°F)31°C (87°F)31°C (87°F)31°C (89°F)32°C (89°F)31°C (87°F)
Dew point23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)24°C (75°F)24°C (75°F)
Wind
Speed8km/h (5mph)8km/h (5mph)6km/h (4mph)6km/h (4mph)12km/h (7mph)15km/h (9mph)12km/h (7mph)10km/h (6mph)
Gusts13km/h (8mph)12km/h (7mph)10km/h (6mph)8km/h (5mph)17km/h (11mph)20km/h (13mph)17km/h (10mph)16km/h (10mph)
Direction 92°
E
49°
NE
32°
NNE
143°
SE
185°
S
201°
SSW
209°
SSW
220°
SW
Wind chill26°C (79°F)26°C (78°F)26°C (79°F)28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)27°C (80°F)
Waves
Height0.7m (2.2ft)0.6m (2.1ft)0.7m (2.2ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.0ft)
Direction 147°
SSE
147°
SSE
146°
SSE
146°
SSE
153°
SSE
153°
SSE
154°
SSE
154°
SSE
Period4.6 sec.4.6 sec.4.5 sec.4.5 sec.4.4 sec.4.4 sec.7.4 sec.7.3 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 04:51 and will set at 19:01 on the beach(es) of Hamamatsu. 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 10.6mph km/h (with gusts up to 19.9mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)28°C (82°F)27°C (80°F)27°C (81°F)27°C (81°F)
Perceived temperature30°C (87°F)30°C (86°F)30°C (86°F)32°C (90°F)32°C (89°F)29°C (85°F)31°C (87°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%88%88%80%79%75%80%84%
Barometric pressure1008 hPa1007 hPa1008 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover41%56%51%31%16%11%15%50%
Heat index30°C (87°F)30°C (86°F)30°C (86°F)32°C (90°F)32°C (89°F)29°C (85°F)31°C (87°F)31°C (88°F)
Dew point24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (75°F)22°C (71°F)23°C (74°F)24°C (76°F)
Wind
Speed8km/h (5mph)6km/h (4mph)7km/h (4mph)11km/h (7mph)15km/h (9mph)17km/h (10mph)17km/h (10mph)13km/h (8mph)
Gusts11km/h (7mph)9km/h (5mph)10km/h (6mph)14km/h (9mph)23km/h (14mph)32km/h (20mph)28km/h (17mph)20km/h (13mph)
Direction 226°
SW
234°
SW
250°
WSW
230°
SW
214°
SW
215°
SW
223°
SW
223°
SW
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)28°C (82°F)27°C (80°F)27°C (81°F)27°C (81°F)
Waves
Height0.6m (2.0ft)0.6m (1.9ft)0.6m (1.8ft)0.5m (1.8ft)0.5m (1.7ft)0.5m (1.8ft)0.6m (1.9ft)0.6m (2.0ft)
Direction 154°
SSE
154°
SSE
154°
SSE
154°
SSE
144°
SE
153°
SSE
154°
SSE
154°
SSE
Period7.4 sec.6.0 sec.6.0 sec.6.6 sec.7.4 sec.7.3 sec.7.3 sec.7.1 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 04:52 and will set at 19:00 on the beach(es) of Hamamatsu. The outside temperature will be a high of 86°F t and a low of 79°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 24.2mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (80°F)27°C (80°F)29°C (84°F)30°C (86°F)28°C (82°F)29°C (83°F)28°C (82°F)
Perceived temperature31°C (87°F)30°C (87°F)31°C (87°F)34°C (93°F)35°C (94°F)31°C (88°F)34°C (93°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%90%87%77%70%71%80%87%
Barometric pressure1008 hPa1007 hPa1008 hPa1008 hPa1007 hPa1006 hPa1006 hPa1008 hPa
Cloud cover47%41%21%12%18%10%27%47%
Heat index31°C (87°F)30°C (87°F)31°C (87°F)34°C (93°F)35°C (94°F)31°C (88°F)34°C (93°F)32°C (90°F)
Dew point24°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)24°C (75°F)22°C (72°F)25°C (77°F)25°C (77°F)
Wind
Speed11km/h (7mph)9km/h (6mph)4km/h (3mph)6km/h (4mph)19km/h (12mph)28km/h (18mph)24km/h (15mph)15km/h (10mph)
Gusts16km/h (10mph)14km/h (9mph)6km/h (4mph)8km/h (5mph)32km/h (20mph)31km/h (19mph)39km/h (24mph)25km/h (16mph)
Direction 227°
SW
238°
WSW
299°
WNW
255°
WSW
232°
SW
219°
SW
233°
SW
230°
SW
Wind chill27°C (80°F)26°C (80°F)27°C (80°F)29°C (84°F)30°C (86°F)28°C (82°F)29°C (83°F)28°C (82°F)
Waves
Height0.6m (2.1ft)0.6m (2.1ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (2.0ft)0.7m (2.4ft)0.8m (2.8ft)0.9m (2.9ft)
Direction 155°
SSE
154°
SSE
98°
E
97°
E
98°
E
97°
E
218°
SW
210°
SSW
Period8.6 sec.6.9 sec.4.0 sec.4.2 sec.10.7 sec.10.5 sec.10.4 sec.10.4 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.7m (2.3ft)1.0m (3.3ft)1.0m (3.3ft)0.6m (2ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 04:53 and will set at 19:00 on the beach(es) of Hamamatsu. The outside temperature will be a high of 88°F t and a low of 81°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 19.9mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)27°C (81°F)30°C (86°F)28°C (82°F)29°C (84°F)29°C (84°F)28°C (83°F)
Perceived temperature32°C (90°F)31°C (87°F)31°C (88°F)34°C (93°F)29°C (85°F)32°C (90°F)33°C (91°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%85%82%67%61%65%75%80%
Barometric pressure1007 hPa1006 hPa1008 hPa1008 hPa1006 hPa1005 hPa1005 hPa1007 hPa
Cloud cover14%7%5%3%7%7%9%4%
Heat index32°C (90°F)31°C (87°F)31°C (88°F)34°C (93°F)29°C (85°F)32°C (90°F)33°C (91°F)33°C (91°F)
Dew point25°C (77°F)24°C (75°F)24°C (75°F)23°C (73°F)19°C (67°F)22°C (71°F)24°C (75°F)24°C (76°F)
Wind
Speed10km/h (6mph)6km/h (4mph)8km/h (5mph)16km/h (10mph)24km/h (15mph)28km/h (18mph)29km/h (18mph)23km/h (14mph)
Gusts17km/h (11mph)11km/h (7mph)13km/h (8mph)26km/h (16mph)28km/h (17mph)29km/h (18mph)32km/h (20mph)27km/h (17mph)
Direction 251°
WSW
302°
WNW
303°
WNW
275°
W
250°
WSW
233°
SW
235°
SW
240°
WSW
Wind chill27°C (81°F)27°C (80°F)27°C (81°F)30°C (86°F)28°C (82°F)29°C (84°F)29°C (84°F)28°C (83°F)
Waves
Height0.9m (2.9ft)0.8m (2.5ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (2.9ft)0.9m (2.9ft)0.8m (2.7ft)
Direction 210°
SSW
208°
SSW
213°
SSW
97°
E
98°
E
218°
SW
213°
SSW
210°
SSW
Period10.4 sec.4.5 sec.4.6 sec.4.4 sec.10.1 sec.10.1 sec.10.0 sec.9.9 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 04:53 and will set at 18:59 on the beach(es) of Hamamatsu. The outside temperature will be a high of 85°F t and a low of 79°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 21.1mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)28°C (82°F)27°C (81°F)29°C (84°F)26°C (78°F)27°C (80°F)28°C (82°F)28°C (82°F)
Perceived temperature32°C (90°F)31°C (87°F)31°C (87°F)34°C (93°F)28°C (82°F)30°C (86°F)32°C (89°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%77%77%75%75%77%79%80%
Barometric pressure1006 hPa1006 hPa1008 hPa1009 hPa1008 hPa1008 hPa1008 hPa1010 hPa
Cloud cover6%5%8%5%4%6%10%17%
Heat index32°C (90°F)31°C (87°F)31°C (87°F)34°C (93°F)28°C (82°F)30°C (86°F)32°C (89°F)32°C (90°F)
Dew point24°C (75°F)23°C (73°F)23°C (74°F)24°C (75°F)21°C (70°F)23°C (73°F)24°C (75°F)24°C (75°F)
Wind
Speed16km/h (10mph)12km/h (8mph)6km/h (4mph)9km/h (6mph)16km/h (10mph)15km/h (9mph)6km/h (4mph)6km/h (4mph)
Gusts33km/h (20mph)23km/h (15mph)10km/h (6mph)12km/h (8mph)34km/h (21mph)29km/h (18mph)10km/h (6mph)10km/h (6mph)
Direction 252°
WSW
282°
WNW
29°
NNE
112°
ESE
142°
SE
150°
SSE
161°
SSE
100°
E
Wind chill28°C (82°F)28°C (82°F)27°C (81°F)29°C (84°F)26°C (78°F)27°C (80°F)28°C (82°F)28°C (82°F)
Waves
Height0.7m (2.4ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (2.0ft)0.5m (1.8ft)0.5m (1.6ft)0.5m (1.8ft)0.6m (1.9ft)
Direction 202°
SSW
203°
SSW
212°
SSW
111°
ESE
113°
ESE
115°
ESE
113°
ESE
116°
ESE
Period9.9 sec.4.1 sec.4.4 sec.4.4 sec.4.2 sec.9.7 sec.7.1 sec.3.5 sec.
Significant height0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 04:54 and will set at 18:58 on the beach(es) of Hamamatsu. The outside temperature will be a high of 83°F t and a low of 79°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 17.4mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (81°F)27°C (80°F)28°C (83°F)26°C (79°F)27°C (81°F)28°C (82°F)28°C (82°F)
Perceived temperature32°C (89°F)31°C (87°F)31°C (88°F)33°C (91°F)28°C (82°F)30°C (87°F)32°C (90°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%84%88%77%73%77%81%84%
Barometric pressure1010 hPa1010 hPa1011 hPa1011 hPa1010 hPa1009 hPa1010 hPa1011 hPa
Cloud cover11%4%33%7%5%10%14%28%
Heat index32°C (89°F)31°C (87°F)31°C (88°F)33°C (91°F)28°C (82°F)30°C (87°F)32°C (90°F)33°C (91°F)
Dew point24°C (75°F)24°C (75°F)25°C (77°F)24°C (75°F)21°C (69°F)23°C (73°F)24°C (76°F)25°C (77°F)
Wind
Speed7km/h (4mph)5km/h (3mph)3km/h (2mph)10km/h (6mph)13km/h (8mph)15km/h (9mph)11km/h (7mph)7km/h (4mph)
Gusts11km/h (7mph)9km/h (5mph)4km/h (3mph)13km/h (8mph)27km/h (17mph)28km/h (18mph)18km/h (11mph)11km/h (7mph)
Direction 116°
ESE
90°
E
166°
SSE
114°
ESE
155°
SSE
168°
SSE
161°
SSE
114°
ESE
Wind chill28°C (82°F)27°C (81°F)27°C (80°F)28°C (83°F)26°C (79°F)27°C (81°F)28°C (82°F)28°C (82°F)
Waves
Height0.6m (1.9ft)0.5m (1.8ft)0.4m (1.4ft)0.6m (1.8ft)0.5m (1.8ft)0.6m (1.8ft)0.7m (2.2ft)0.6m (2.1ft)
Direction 119°
ESE
121°
ESE
190°
S
120°
ESE
123°
ESE
123°
ESE
122°
ESE
133°
SE
Period3.6 sec.3.6 sec.3.6 sec.3.8 sec.3.9 sec.7.0 sec.6.9 sec.3.7 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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