Sea weather in Tokyo in Japan All the beach weather in Tokyo

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

Discover the best moment to go to the beach in Tokyo in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Tokyo. 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 202676°F to 79°Frecommended
Sunday 19 July 202676°F to 79°Fdiscouraged
Monday 20 July 202672°F to 79°Fdiscouraged
Tuesday 21 July 202674°F to 81°Fdiscouraged
Wednesday 22 July 202676°F to 81°Fdiscouraged
Thursday 23 July 202677°F to 83°Frecommended
Friday 24 July 202677°F to 81°Frecommended

Sea Weather: Your daily and hourly sea weather in Tokyo

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 04:38 and will set at 18:56 on the beach(es) of Tokyo. The outside temperature will be a high of 79°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 11.8mph km/h (with gusts up to 19.3mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (76°F)24°C (76°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)25°C (76°F)
Perceived temperature27°C (81°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (83°F)29°C (84°F)28°C (83°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity88%87%89%83%79%79%82%88%
Barometric pressure1007 hPa1006 hPa1007 hPa1007 hPa1007 hPa1007 hPa1007 hPa1008 hPa
Cloud cover27%21%83%78%57%88%37%20%
Heat index27°C (81°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (83°F)29°C (84°F)28°C (83°F)27°C (81°F)
Dew point23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)22°C (72°F)
Wind
Speed12km/h (8mph)10km/h (6mph)9km/h (6mph)6km/h (4mph)13km/h (8mph)19km/h (12mph)19km/h (12mph)16km/h (10mph)
Gusts20km/h (12mph)16km/h (10mph)14km/h (9mph)9km/h (6mph)22km/h (14mph)31km/h (19mph)30km/h (19mph)26km/h (16mph)
Direction 139°
SE
138°
SE
125°
SE
178°
S
202°
SSW
201°
SSW
187°
S
161°
SSE
Wind chill25°C (76°F)24°C (76°F)24°C (76°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (78°F)25°C (76°F)
Waves
Height0.2m (0.7ft)0.2m (0.6ft)0.2m (0.5ft)0.1m (0.4ft)0.2m (0.7ft)0.4m (1.2ft)0.5m (1.5ft)0.3m (1.0ft)
Direction 179°
S
178°
S
179°
S
179°
S
213°
SSW
204°
SSW
201°
SSW
191°
S
Period7.3 sec.7.3 sec.4.0 sec.4.1 sec.4.1 sec.4.1 sec.4.1 sec.8.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 04:39 and will set at 18:55 on the beach(es) of Tokyo. The outside temperature will be a high of 79°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 14.3mph km/h (with gusts up to 25.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (76°F)24°C (76°F)25°C (76°F)26°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)25°C (78°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (83°F)28°C (82°F)29°C (83°F)29°C (84°F)28°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%90%89%84%82%82%84%89%
Barometric pressure1008 hPa1007 hPa1008 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover34%42%40%38%24%22%33%22%
Heat index27°C (80°F)27°C (80°F)27°C (80°F)28°C (83°F)28°C (82°F)29°C (83°F)29°C (84°F)28°C (83°F)
Dew point22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (74°F)23°C (74°F)
Wind
Speed15km/h (10mph)12km/h (7mph)13km/h (8mph)17km/h (10mph)20km/h (12mph)23km/h (15mph)21km/h (13mph)20km/h (12mph)
Gusts25km/h (16mph)19km/h (12mph)21km/h (13mph)25km/h (16mph)36km/h (22mph)41km/h (25mph)36km/h (22mph)35km/h (22mph)
Direction 168°
SSE
176°
S
178°
S
193°
SSW
197°
SSW
196°
SSW
185°
S
174°
S
Wind chill24°C (76°F)24°C (76°F)25°C (76°F)26°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)25°C (78°F)
Waves
Height0.2m (0.8ft)0.2m (0.8ft)0.2m (0.7ft)0.2m (0.8ft)0.3m (1.1ft)0.5m (1.5ft)0.5m (1.6ft)0.3m (1.1ft)
Direction 183°
S
180°
S
183°
S
189°
S
196°
SSW
200°
SSW
198°
SSW
192°
SSW
Period8.0 sec.7.9 sec.7.8 sec.7.8 sec.7.6 sec.7.5 sec.7.5 sec.7.5 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 04:40 and will set at 18:55 on the beach(es) of Tokyo. The outside temperature will be a high of 79°F t and a low of 72°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 21.1mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)23°C (73°F)25°C (76°F)25°C (78°F)26°C (78°F)
Perceived temperature28°C (82°F)28°C (82°F)28°C (82°F)29°C (85°F)25°C (77°F)27°C (80°F)28°C (83°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%92%90%85%84%84%87%90%
Barometric pressure1007 hPa1006 hPa1007 hPa1008 hPa1007 hPa1006 hPa1006 hPa1007 hPa
Cloud cover18%18%13%11%9%6%7%14%
Heat index28°C (82°F)28°C (82°F)28°C (82°F)29°C (85°F)25°C (77°F)27°C (80°F)28°C (83°F)29°C (84°F)
Dew point24°C (74°F)24°C (74°F)23°C (74°F)23°C (74°F)20°C (68°F)22°C (71°F)23°C (74°F)24°C (75°F)
Wind
Speed20km/h (12mph)15km/h (10mph)13km/h (8mph)11km/h (7mph)17km/h (11mph)26km/h (16mph)25km/h (15mph)22km/h (14mph)
Gusts34km/h (21mph)27km/h (17mph)22km/h (13mph)18km/h (11mph)19km/h (12mph)30km/h (19mph)28km/h (18mph)28km/h (18mph)
Direction 188°
S
198°
SSW
189°
S
190°
S
192°
SSW
195°
SSW
184°
S
189°
S
Wind chill25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)23°C (73°F)25°C (76°F)25°C (78°F)26°C (78°F)
Waves
Height0.3m (1.0ft)0.3m (1.0ft)0.2m (0.8ft)0.2m (0.6ft)0.3m (0.9ft)0.4m (1.5ft)0.6m (2.0ft)0.7m (2.4ft)
Direction 185°
S
191°
S
194°
SSW
195°
SSW
196°
SSW
195°
SSW
190°
S
190°
S
Period7.5 sec.7.4 sec.7.4 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 04:40 and will set at 18:54 on the beach(es) of Tokyo. The outside temperature will be a high of 81°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 14.3mph km/h (with gusts up to 21.8mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (77°F)26°C (78°F)27°C (80°F)26°C (79°F)27°C (81°F)27°C (80°F)26°C (79°F)
Perceived temperature29°C (84°F)28°C (83°F)29°C (83°F)30°C (86°F)29°C (84°F)31°C (88°F)31°C (87°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity90%91%89%85%84%85%88%91%
Barometric pressure1007 hPa1006 hPa1007 hPa1007 hPa1007 hPa1006 hPa1006 hPa1007 hPa
Cloud cover16%7%17%10%16%18%22%29%
Heat index29°C (84°F)28°C (83°F)29°C (83°F)30°C (86°F)29°C (84°F)31°C (88°F)31°C (87°F)30°C (85°F)
Dew point24°C (75°F)24°C (75°F)24°C (74°F)24°C (75°F)23°C (74°F)24°C (76°F)25°C (76°F)24°C (76°F)
Wind
Speed18km/h (11mph)15km/h (9mph)11km/h (7mph)8km/h (5mph)14km/h (9mph)23km/h (14mph)23km/h (14mph)18km/h (11mph)
Gusts34km/h (21mph)28km/h (17mph)20km/h (12mph)15km/h (9mph)30km/h (19mph)26km/h (16mph)30km/h (19mph)35km/h (22mph)
Direction 188°
S
192°
SSW
190°
S
193°
SSW
191°
SSW
202°
SSW
188°
S
177°
S
Wind chill26°C (78°F)25°C (77°F)26°C (78°F)27°C (80°F)26°C (79°F)27°C (81°F)27°C (80°F)26°C (79°F)
Waves
Height0.6m (1.9ft)0.4m (1.3ft)0.3m (1.0ft)0.2m (0.7ft)0.3m (1.0ft)0.6m (2.1ft)0.8m (2.7ft)0.8m (2.6ft)
Direction 194°
SSW
194°
SSW
191°
SSW
201°
SSW
197°
SSW
199°
SSW
196°
SSW
195°
SSW
Period7.3 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.7.3 sec.
Significant height0.7m (2.3ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.6m (2ft)1.0m (3.3ft)1.1m (3.6ft)0.9m (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 04:41 and will set at 18:53 on the beach(es) of Tokyo. The outside temperature will be a high of 81°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 13.1mph km/h (with gusts up to 20.5mph). 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 (77°F)25°C (78°F)27°C (80°F)24°C (74°F)26°C (78°F)26°C (79°F)26°C (79°F)
Perceived temperature29°C (84°F)28°C (83°F)29°C (84°F)31°C (87°F)26°C (78°F)28°C (83°F)30°C (85°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%94%93%87%85%84%86%87%
Barometric pressure1007 hPa1006 hPa1007 hPa1007 hPa1006 hPa1006 hPa1006 hPa1007 hPa
Cloud cover44%25%27%30%14%10%10%78%
Heat index29°C (84°F)28°C (83°F)29°C (84°F)31°C (87°F)26°C (78°F)28°C (83°F)30°C (85°F)29°C (85°F)
Dew point24°C (76°F)24°C (75°F)24°C (76°F)24°C (76°F)21°C (70°F)23°C (73°F)24°C (75°F)24°C (74°F)
Wind
Speed14km/h (9mph)12km/h (7mph)6km/h (4mph)4km/h (3mph)12km/h (7mph)21km/h (13mph)20km/h (12mph)16km/h (10mph)
Gusts28km/h (17mph)23km/h (14mph)12km/h (7mph)8km/h (5mph)25km/h (16mph)23km/h (14mph)24km/h (15mph)33km/h (20mph)
Direction 174°
S
176°
S
167°
SSE
159°
SSE
199°
SSW
197°
SSW
186°
S
165°
SSE
Wind chill26°C (78°F)25°C (77°F)25°C (78°F)27°C (80°F)24°C (74°F)26°C (78°F)26°C (79°F)26°C (79°F)
Waves
Height0.6m (1.9ft)0.4m (1.3ft)0.3m (0.9ft)0.2m (0.6ft)0.2m (0.7ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.0ft)
Direction 201°
SSW
206°
SSW
205°
SSW
203°
SSW
199°
SSW
200°
SSW
198°
SSW
198°
SSW
Period7.3 sec.7.3 sec.4.3 sec.4.2 sec.4.2 sec.4.2 sec.4.2 sec.2.9 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.5m (1.6ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 04:42 and will set at 18:53 on the beach(es) of Tokyo. 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 12.4mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (77°F)25°C (77°F)26°C (79°F)27°C (80°F)28°C (83°F)27°C (80°F)26°C (79°F)
Perceived temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)30°C (86°F)32°C (89°F)30°C (87°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%92%91%85%77%74%84%87%
Barometric pressure1007 hPa1007 hPa1009 hPa1009 hPa1008 hPa1007 hPa1008 hPa1010 hPa
Cloud cover73%34%80%26%21%45%86%82%
Heat index28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)30°C (86°F)32°C (89°F)30°C (87°F)29°C (85°F)
Dew point24°C (75°F)24°C (75°F)23°C (74°F)23°C (74°F)22°C (72°F)23°C (74°F)24°C (75°F)24°C (75°F)
Wind
Speed7km/h (4mph)20km/h (12mph)20km/h (13mph)14km/h (9mph)8km/h (5mph)7km/h (4mph)10km/h (6mph)8km/h (5mph)
Gusts13km/h (8mph)33km/h (21mph)31km/h (19mph)22km/h (14mph)17km/h (11mph)14km/h (9mph)20km/h (12mph)13km/h (8mph)
Direction 120°
ESE
36°
NE
26°
NNE
44°
NE
27°
NNE
126°
SE
163°
SSE
91°
E
Wind chill25°C (78°F)25°C (77°F)25°C (77°F)26°C (79°F)27°C (80°F)28°C (83°F)27°C (80°F)26°C (79°F)
Waves
Height0.2m (0.8ft)0.2m (0.7ft)0.1m (0.5ft)0.1m (0.4ft)0.3m (0.9ft)0.3m (0.9ft)0.4m (1.2ft)0.2m (0.7ft)
Direction 197°
SSW
201°
SSW
200°
SSW
197°
SSW
199°
SSW
198°
SSW
194°
SSW
193°
SSW
Period2.9 sec.4.1 sec.4.0 sec.4.1 sec.4.3 sec.4.3 sec.4.3 sec.4.3 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.7m (2.3ft)0.6m (2ft)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 Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 04:42 and will set at 18:52 on the beach(es) of Tokyo. 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 11.2mph km/h (with gusts up to 18.6mph). 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 (77°F)26°C (78°F)26°C (79°F)26°C (79°F)27°C (81°F)27°C (81°F)26°C (78°F)
Perceived temperature28°C (83°F)28°C (82°F)29°C (84°F)29°C (85°F)29°C (84°F)31°C (88°F)31°C (88°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%91%91%85%81%81%85%90%
Barometric pressure1011 hPa1010 hPa1011 hPa1011 hPa1010 hPa1010 hPa1010 hPa1011 hPa
Cloud cover62%68%48%26%78%83%33%79%
Heat index28°C (83°F)28°C (82°F)29°C (84°F)29°C (85°F)29°C (84°F)31°C (88°F)31°C (88°F)29°C (84°F)
Dew point23°C (74°F)23°C (74°F)24°C (75°F)23°C (74°F)23°C (73°F)24°C (75°F)24°C (76°F)24°C (75°F)
Wind
Speed10km/h (6mph)12km/h (7mph)10km/h (6mph)8km/h (5mph)1km/h (1mph)18km/h (11mph)16km/h (10mph)8km/h (5mph)
Gusts18km/h (11mph)19km/h (12mph)17km/h (11mph)12km/h (7mph)2km/h (1mph)30km/h (19mph)27km/h (17mph)15km/h (9mph)
Direction 56°
NE
39°
NE
46°
NE
39°
NE
354°
N
190°
S
193°
SSW
172°
S
Wind chill26°C (78°F)25°C (77°F)26°C (78°F)26°C (79°F)26°C (79°F)27°C (81°F)27°C (81°F)26°C (78°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.3m (0.9ft)0.1m (0.3ft)0.3m (1.0ft)0.4m (1.3ft)0.3m (1.0ft)
Direction 172°
S
173°
S
20°
NNE
172°
S
173°
S
199°
SSW
193°
SSW
192°
SSW
Period2.6 sec.2.7 sec.4.1 sec.3.8 sec.3.7 sec.3.7 sec.3.7 sec.3.7 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.1m (0.3ft)0.2m (0.7ft)0.7m (2.3ft)0.7m (2.3ft)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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

Change units