Sea weather in Osaka in Japan All the beach weather in Osaka

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

Discover the best moment to go to the beach in Osaka in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Osaka. 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 202681°F to 88°Frecommended
Tuesday 21 July 202681°F to 90°Frecommended
Wednesday 22 July 202681°F to 90°Frecommended
Thursday 23 July 202681°F to 92°Frecommended
Friday 24 July 202681°F to 94°Frecommended
Saturday 25 July 202681°F to 92°Frecommended
Sunday 26 July 202681°F to 88°Frecommended

Sea Weather: Your daily and hourly sea weather in Osaka

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:00 and will set at 19:10 on the beach(es) of Osaka. 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 9.9mph km/h (with gusts up to 16.2mph). Wave height will be up to 1.3ft 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)30°C (85°F)30°C (87°F)29°C (85°F)30°C (86°F)28°C (83°F)
Perceived temperature32°C (89°F)31°C (88°F)31°C (87°F)34°C (93°F)35°C (94°F)32°C (90°F)35°C (94°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%85%85%71%65%62%69%79%
Barometric pressure1008 hPa1008 hPa1009 hPa1009 hPa1008 hPa1008 hPa1008 hPa1009 hPa
Cloud cover71%88%25%33%21%13%16%13%
Heat index32°C (89°F)31°C (88°F)31°C (87°F)34°C (93°F)35°C (94°F)32°C (90°F)35°C (94°F)32°C (90°F)
Dew point24°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)23°C (73°F)21°C (70°F)24°C (74°F)24°C (75°F)
Wind
Speed7km/h (4mph)4km/h (3mph)4km/h (2mph)7km/h (4mph)13km/h (8mph)14km/h (9mph)16km/h (10mph)10km/h (6mph)
Gusts11km/h (7mph)7km/h (4mph)6km/h (3mph)9km/h (5mph)17km/h (10mph)26km/h (16mph)22km/h (14mph)16km/h (10mph)
Direction 211°
SSW
215°
SW
192°
SSW
245°
WSW
255°
WSW
246°
WSW
234°
SW
238°
WSW
Wind chill28°C (82°F)27°C (81°F)27°C (80°F)30°C (85°F)30°C (87°F)29°C (85°F)30°C (86°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.2m (0.6ft)0.4m (1.4ft)0.1m (0.4ft)0.2m (0.6ft)0.3m (1.0ft)0.4m (1.2ft)0.3m (1.0ft)
Direction 213°
SSW
210°
SSW
211°
SSW
232°
SW
228°
SW
227°
SW
228°
SW
225°
SW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:00 and will set at 19:09 on the beach(es) of Osaka. The outside temperature will be a high of 90°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 8.7mph km/h (with gusts up to 15.5mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (80°F)27°C (80°F)30°C (85°F)28°C (82°F)30°C (86°F)31°C (89°F)29°C (84°F)
Perceived temperature32°C (89°F)31°C (87°F)31°C (87°F)35°C (94°F)30°C (86°F)33°C (92°F)37°C (98°F)34°C (92°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%86%86%72%62%58%63%73%
Barometric pressure1009 hPa1008 hPa1010 hPa1010 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover24%79%79%24%8%12%28%16%
Heat index32°C (89°F)31°C (87°F)31°C (87°F)35°C (94°F)30°C (86°F)33°C (92°F)37°C (98°F)34°C (92°F)
Dew point24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)20°C (68°F)21°C (70°F)23°C (74°F)24°C (75°F)
Wind
Speed7km/h (4mph)5km/h (3mph)5km/h (3mph)7km/h (4mph)10km/h (6mph)13km/h (8mph)14km/h (9mph)10km/h (6mph)
Gusts11km/h (7mph)8km/h (5mph)7km/h (5mph)8km/h (5mph)21km/h (13mph)25km/h (16mph)21km/h (13mph)17km/h (10mph)
Direction 228°
SW
223°
SW
216°
SW
243°
WSW
242°
WSW
234°
SW
242°
WSW
234°
SW
Wind chill28°C (82°F)27°C (80°F)27°C (80°F)30°C (85°F)28°C (82°F)30°C (86°F)31°C (89°F)29°C (84°F)
Waves
Height0.2m (0.6ft)0.1m (0.4ft)0.2m (0.7ft)0.3m (0.9ft)0.1m (0.5ft)0.3m (1.0ft)0.3m (1.1ft)0.3m (1.0ft)
Direction 221°
SW
218°
SW
221°
SW
219°
SW
212°
SSW
213°
SSW
218°
SW
224°
SW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:01 and will set at 19:08 on the beach(es) of Osaka. The outside temperature will be a high of 90°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 8.1mph km/h (with gusts up to 15.5mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (82°F)27°C (81°F)30°C (86°F)28°C (82°F)31°C (87°F)32°C (89°F)30°C (85°F)
Perceived temperature32°C (90°F)31°C (88°F)31°C (88°F)35°C (94°F)30°C (86°F)34°C (93°F)37°C (98°F)34°C (93°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%80%81%70%63%56%62%69%
Barometric pressure1009 hPa1009 hPa1010 hPa1010 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover47%33%25%37%11%11%34%36%
Heat index32°C (90°F)31°C (88°F)31°C (88°F)35°C (94°F)30°C (86°F)34°C (93°F)37°C (98°F)34°C (93°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)20°C (69°F)21°C (70°F)23°C (74°F)23°C (74°F)
Wind
Speed7km/h (4mph)6km/h (4mph)5km/h (3mph)9km/h (6mph)12km/h (7mph)13km/h (8mph)11km/h (7mph)4km/h (2mph)
Gusts11km/h (7mph)10km/h (6mph)8km/h (5mph)11km/h (7mph)25km/h (16mph)25km/h (15mph)17km/h (11mph)6km/h (4mph)
Direction 230°
SW
241°
WSW
224°
SW
244°
WSW
234°
SW
229°
SW
253°
WSW
277°
W
Wind chill28°C (83°F)28°C (82°F)27°C (81°F)30°C (86°F)28°C (82°F)31°C (87°F)32°C (89°F)30°C (85°F)
Waves
Height0.2m (0.7ft)0.1m (0.5ft)0.4m (1.5ft)0.3m (1.1ft)0.2m (0.6ft)0.2m (0.6ft)0.1m (0.4ft)0.1m (0.5ft)
Direction 219°
SW
219°
SW
220°
SW
220°
SW
207°
SSW
209°
SSW
206°
SSW
216°
SW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:02 and will set at 19:08 on the beach(es) of Osaka. The outside temperature will be a high of 92°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 8.7mph km/h (with gusts up to 13.7mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (83°F)28°C (82°F)27°C (81°F)31°C (87°F)29°C (85°F)32°C (90°F)32°C (90°F)30°C (86°F)
Perceived temperature32°C (90°F)31°C (87°F)30°C (86°F)34°C (93°F)30°C (86°F)34°C (93°F)35°C (95°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%72%70%58%47%45%50%56%
Barometric pressure1009 hPa1008 hPa1010 hPa1010 hPa1009 hPa1008 hPa1008 hPa1010 hPa
Cloud cover22%6%2%2%0%4%8%5%
Heat index32°C (90°F)31°C (87°F)30°C (86°F)34°C (93°F)30°C (86°F)34°C (93°F)35°C (95°F)33°C (91°F)
Dew point23°C (73°F)22°C (72°F)22°C (71°F)21°C (70°F)17°C (63°F)19°C (66°F)20°C (69°F)21°C (69°F)
Wind
Speed2km/h (1mph)4km/h (3mph)5km/h (3mph)5km/h (3mph)8km/h (5mph)10km/h (6mph)5km/h (3mph)14km/h (9mph)
Gusts3km/h (2mph)7km/h (4mph)8km/h (5mph)6km/h (4mph)16km/h (10mph)19km/h (12mph)9km/h (6mph)22km/h (13mph)
Direction 11°
N
40°
NE
40°
NE
335°
NNW
284°
WNW
261°
W
288°
WNW
24°
NNE
Wind chill29°C (83°F)28°C (82°F)27°C (81°F)31°C (87°F)29°C (85°F)32°C (90°F)32°C (90°F)30°C (86°F)
Waves
Height0.1m (0.4ft)0.4m (1.3ft)0.2m (0.6ft)0.1m (0.3ft)0.2m (0.8ft)0.3m (0.9ft)0.3m (0.9ft)0.2m (0.6ft)
Direction 219°
SW
217°
SW
214°
SW
212°
SSW
216°
SW
206°
SSW
210°
SSW
25°
NNE
Period2.5 sec.2.6 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.4m (1.3ft)0.6m (2ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:02 and will set at 19:07 on the beach(es) of Osaka. The outside temperature will be a high of 94°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 6.2mph 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 temperature29°C (84°F)28°C (82°F)27°C (81°F)31°C (88°F)30°C (85°F)32°C (90°F)33°C (91°F)30°C (87°F)
Perceived temperature31°C (88°F)30°C (86°F)30°C (85°F)34°C (93°F)30°C (86°F)34°C (93°F)36°C (97°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity60%64%67%53%44%44%49%54%
Barometric pressure1010 hPa1010 hPa1011 hPa1011 hPa1010 hPa1008 hPa1009 hPa1010 hPa
Cloud cover7%10%8%4%4%12%17%74%
Heat index31°C (88°F)30°C (86°F)30°C (85°F)34°C (93°F)30°C (86°F)34°C (93°F)36°C (97°F)33°C (91°F)
Dew point20°C (68°F)20°C (69°F)21°C (69°F)20°C (68°F)16°C (61°F)18°C (65°F)21°C (69°F)20°C (68°F)
Wind
Speed6km/h (4mph)6km/h (4mph)6km/h (4mph)3km/h (2mph)9km/h (6mph)9km/h (5mph)8km/h (5mph)10km/h (6mph)
Gusts10km/h (6mph)10km/h (6mph)10km/h (6mph)3km/h (2mph)19km/h (12mph)16km/h (10mph)12km/h (8mph)17km/h (11mph)
Direction 43°
NE
43°
NE
56°
NE
349°
N
266°
W
257°
WSW
342°
NNW
21°
NNE
Wind chill29°C (84°F)28°C (82°F)27°C (81°F)31°C (88°F)30°C (85°F)32°C (90°F)33°C (91°F)30°C (87°F)
Waves
Height0.6m (1.9ft)0.5m (1.5ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (1.9ft)0.2m (0.8ft)0.2m (0.7ft)0.1m (0.5ft)
Direction 11°
N
352°
N
307°
NW
244°
WSW
220°
SW
207°
SSW
208°
SSW
16°
NNE
Period2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.4 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.4m (1.3ft)0.6m (2ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Saturday 25 July 2026

On Saturday 25 July 2026, the sun will rise at 05:03 and will set at 19:06 on the beach(es) of Osaka. The outside temperature will be a high of 92°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 8.1mph km/h (with gusts up to 11.8mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (84°F)28°C (82°F)27°C (81°F)31°C (87°F)30°C (85°F)33°C (92°F)32°C (89°F)29°C (85°F)
Perceived temperature31°C (88°F)30°C (86°F)30°C (85°F)34°C (93°F)31°C (87°F)37°C (98°F)36°C (96°F)33°C (91°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%67%68%56%47%47%56%67%
Barometric pressure1010 hPa1010 hPa1011 hPa1011 hPa1010 hPa1008 hPa1008 hPa1010 hPa
Cloud cover27%12%8%8%10%18%28%21%
Heat index31°C (88°F)30°C (86°F)30°C (85°F)34°C (93°F)31°C (87°F)37°C (98°F)36°C (96°F)33°C (91°F)
Dew point21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)17°C (63°F)20°C (69°F)22°C (71°F)23°C (73°F)
Wind
Speed10km/h (6mph)9km/h (5mph)8km/h (5mph)5km/h (3mph)7km/h (4mph)13km/h (8mph)13km/h (8mph)8km/h (5mph)
Gusts15km/h (10mph)13km/h (8mph)11km/h (7mph)6km/h (4mph)15km/h (9mph)18km/h (11mph)19km/h (12mph)12km/h (8mph)
Direction 26°
NNE
45°
NE
43°
NE
19°
NNE
259°
WSW
247°
WSW
258°
WSW
231°
SW
Wind chill29°C (84°F)28°C (82°F)27°C (81°F)31°C (87°F)30°C (85°F)33°C (92°F)32°C (89°F)29°C (85°F)
Waves
Height0.1m (0.3ft)0.5m (1.5ft)0.1m (0.3ft)0.2m (0.6ft)0.1m (0.4ft)0.3m (1.0ft)0.4m (1.3ft)0.4m (1.2ft)
Direction 14°
NNE
33°
NNE
37°
NE
37°
NE
223°
SW
219°
SW
227°
SW
235°
SW
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)0.1m (0.3ft)0.4m (1.3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Sunday 26 July 2026

On Sunday 26 July 2026, the sun will rise at 05:04 and will set at 19:06 on the beach(es) of Osaka. 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 11.2mph km/h (with gusts up to 18mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (82°F)27°C (81°F)30°C (86°F)30°C (87°F)31°C (88°F)29°C (85°F)28°C (82°F)
Perceived temperature32°C (89°F)31°C (88°F)30°C (87°F)34°C (93°F)34°C (94°F)35°C (96°F)33°C (91°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%78%78%65%62%60%66%75%
Barometric pressure1010 hPa1009 hPa1010 hPa1010 hPa1009 hPa1007 hPa1007 hPa1009 hPa
Cloud cover26%22%39%42%28%18%88%88%
Heat index32°C (89°F)31°C (88°F)30°C (87°F)34°C (93°F)34°C (94°F)35°C (96°F)33°C (91°F)32°C (89°F)
Dew point23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (74°F)
Wind
Speed6km/h (4mph)3km/h (2mph)2km/h (1mph)3km/h (2mph)14km/h (9mph)18km/h (11mph)18km/h (11mph)12km/h (8mph)
Gusts10km/h (6mph)4km/h (3mph)3km/h (2mph)4km/h (2mph)17km/h (11mph)23km/h (14mph)29km/h (18mph)18km/h (11mph)
Direction 229°
SW
209°
SSW
136°
SE
239°
WSW
253°
WSW
241°
WSW
235°
SW
238°
WSW
Wind chill28°C (83°F)28°C (82°F)27°C (81°F)30°C (86°F)30°C (87°F)31°C (88°F)29°C (85°F)28°C (82°F)
Waves
Height0.3m (1.0ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.1ft)0.2m (0.6ft)0.2m (0.6ft)
Direction 232°
SW
225°
SW
236°
WSW
231°
SW
223°
SW
215°
SW
213°
SSW
219°
SW
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 height0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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