Sea weather in Okayama in Japan All the beach weather in Okayama

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

Discover the best moment to go to the beach in Okayama in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Okayama. 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 85°Frecommended
Sunday 19 July 202679°F to 83°Frecommended
Monday 20 July 202676°F to 85°Frecommended
Tuesday 21 July 202676°F to 85°Frecommended
Wednesday 22 July 202676°F to 85°Frecommended
Thursday 23 July 202677°F to 83°Frecommended
Friday 24 July 202679°F to 85°Frecommended

Sea Weather: Your daily and hourly sea weather in Okayama

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 05:04 and will set at 19:16 on the beach(es) of Okayama. 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 7.5mph km/h (with gusts up to 13.1mph). 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)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)27°C (80°F)
Perceived temperature29°C (85°F)29°C (84°F)29°C (84°F)31°C (87°F)31°C (88°F)32°C (90°F)32°C (90°F)31°C (87°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%83%86%83%77%75%80%86%
Barometric pressure1003 hPa1003 hPa1004 hPa1004 hPa1004 hPa1003 hPa1003 hPa1005 hPa
Cloud cover23%34%61%38%22%26%38%73%
Heat index29°C (85°F)29°C (84°F)29°C (84°F)31°C (87°F)31°C (88°F)32°C (90°F)32°C (90°F)31°C (87°F)
Dew point22°C (72°F)23°C (73°F)23°C (74°F)24°C (75°F)23°C (74°F)23°C (74°F)24°C (75°F)24°C (76°F)
Wind
Speed4km/h (2mph)4km/h (2mph)5km/h (3mph)8km/h (5mph)12km/h (7mph)11km/h (7mph)4km/h (2mph)4km/h (2mph)
Gusts7km/h (4mph)7km/h (5mph)8km/h (5mph)12km/h (8mph)21km/h (13mph)21km/h (13mph)6km/h (4mph)7km/h (4mph)
Direction
N
51°
NE
69°
ENE
104°
ESE
104°
ESE
108°
ESE
109°
ESE
90°
E
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)27°C (80°F)
Waves
Height0.6m (1.8ft)0.3m (1.0ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.5ft)0.3m (1.1ft)0.4m (1.2ft)0.4m (1.2ft)
Direction 120°
ESE
123°
ESE
125°
SE
123°
ESE
125°
SE
125°
SE
128°
SE
132°
SE
Period2.5 sec.2.5 sec.2.4 sec.2.4 sec.3.2 sec.3.9 sec.4.0 sec.4.2 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.2m (0.7ft)0.1m (0.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:05 and will set at 19:16 on the beach(es) of Okayama. 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 8.1mph km/h (with gusts up to 13.7mph). 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)26°C (78°F)26°C (78°F)27°C (80°F)27°C (81°F)28°C (83°F)28°C (82°F)27°C (80°F)
Perceived temperature30°C (86°F)29°C (85°F)29°C (85°F)31°C (87°F)31°C (88°F)32°C (90°F)32°C (90°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%91%91%86%79%78%83%88%
Barometric pressure1005 hPa1005 hPa1006 hPa1007 hPa1006 hPa1005 hPa1005 hPa1007 hPa
Cloud cover51%68%58%47%18%26%53%81%
Heat index30°C (86°F)29°C (85°F)29°C (85°F)31°C (87°F)31°C (88°F)32°C (90°F)32°C (90°F)31°C (88°F)
Dew point24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (74°F)24°C (75°F)25°C (76°F)25°C (76°F)
Wind
Speed3km/h (2mph)2km/h (1mph)3km/h (2mph)9km/h (5mph)10km/h (6mph)13km/h (8mph)9km/h (5mph)7km/h (4mph)
Gusts5km/h (3mph)4km/h (2mph)5km/h (3mph)13km/h (8mph)17km/h (10mph)22km/h (14mph)14km/h (9mph)12km/h (7mph)
Direction 78°
ENE
50°
NE
71°
ENE
100°
E
87°
E
99°
E
93°
E
25°
NNE
Wind chill26°C (79°F)26°C (78°F)26°C (78°F)27°C (80°F)27°C (81°F)28°C (83°F)28°C (82°F)27°C (80°F)
Waves
Height0.3m (1.1ft)0.2m (0.8ft)0.2m (0.6ft)0.1m (0.4ft)0.1m (0.5ft)0.2m (0.7ft)0.3m (0.9ft)0.3m (1.0ft)
Direction 133°
SE
133°
SE
133°
SE
129°
SE
121°
ESE
96°
E
123°
ESE
127°
SE
Period4.1 sec.3.9 sec.3.5 sec.3.0 sec.2.6 sec.2.6 sec.3.4 sec.3.8 sec.
Significant height0.5m (1.6ft)0.4m (1.3ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:05 and will set at 19:15 on the beach(es) of Okayama. 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 4.4mph km/h (with gusts up to 9.3mph). 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)26°C (78°F)26°C (78°F)27°C (81°F)24°C (76°F)27°C (80°F)29°C (83°F)28°C (82°F)
Perceived temperature30°C (86°F)29°C (84°F)29°C (84°F)32°C (89°F)26°C (79°F)29°C (85°F)33°C (92°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity91%92%92%85%80%75%79%82%
Barometric pressure1007 hPa1007 hPa1008 hPa1008 hPa1008 hPa1007 hPa1007 hPa1009 hPa
Cloud cover92%56%90%54%8%10%42%31%
Heat index30°C (86°F)29°C (84°F)29°C (84°F)32°C (89°F)26°C (79°F)29°C (85°F)33°C (92°F)32°C (89°F)
Dew point25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)21°C (69°F)22°C (71°F)25°C (76°F)24°C (76°F)
Wind
Speed6km/h (4mph)4km/h (2mph)3km/h (2mph)3km/h (2mph)7km/h (4mph)7km/h (4mph)5km/h (3mph)3km/h (2mph)
Gusts10km/h (6mph)6km/h (4mph)4km/h (2mph)3km/h (2mph)14km/h (9mph)15km/h (9mph)8km/h (5mph)5km/h (3mph)
Direction
N

N
27°
NNE
146°
SE
156°
SSE
133°
SE
171°
S
156°
SSE
Wind chill26°C (79°F)26°C (78°F)26°C (78°F)27°C (81°F)24°C (76°F)27°C (80°F)29°C (83°F)28°C (82°F)
Waves
Height0.3m (0.9ft)0.2m (0.7ft)0.1m (0.4ft)0.6m (1.9ft)0.2m (0.7ft)0.2m (0.6ft)0.4m (1.4ft)0.5m (1.8ft)
Direction 130°
SE
76°
ENE
75°
ENE
74°
ENE
121°
ESE
114°
ESE
119°
ESE
125°
SE
Period3.9 sec.3.6 sec.3.2 sec.2.4 sec.2.2 sec.2.2 sec.2.2 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)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:06 and will set at 19:14 on the beach(es) of Okayama. 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 10.6mph). Wave height will be up to 1.3ft 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)25°C (77°F)28°C (83°F)28°C (83°F)28°C (82°F)
Perceived temperature31°C (87°F)30°C (85°F)30°C (85°F)32°C (90°F)27°C (80°F)32°C (90°F)33°C (91°F)31°C (88°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%89%90%83%78%74%76%79%
Barometric pressure1008 hPa1008 hPa1009 hPa1009 hPa1008 hPa1007 hPa1007 hPa1009 hPa
Cloud cover30%26%36%12%12%21%38%38%
Heat index31°C (87°F)30°C (85°F)30°C (85°F)32°C (90°F)27°C (80°F)32°C (90°F)33°C (91°F)31°C (88°F)
Dew point24°C (75°F)24°C (75°F)24°C (76°F)25°C (76°F)21°C (69°F)23°C (74°F)24°C (75°F)24°C (74°F)
Wind
Speed3km/h (2mph)5km/h (3mph)7km/h (4mph)10km/h (6mph)8km/h (5mph)8km/h (5mph)4km/h (3mph)2km/h (1mph)
Gusts5km/h (3mph)10km/h (6mph)11km/h (7mph)14km/h (9mph)17km/h (11mph)16km/h (10mph)9km/h (5mph)4km/h (2mph)
Direction 215°
SW
240°
WSW
258°
WSW
253°
WSW
222°
SW
191°
SSW
249°
WSW
229°
SW
Wind chill27°C (80°F)26°C (79°F)26°C (79°F)28°C (82°F)25°C (77°F)28°C (83°F)28°C (83°F)28°C (82°F)
Waves
Height0.2m (0.8ft)0.2m (0.7ft)0.1m (0.4ft)0.2m (0.5ft)0.3m (0.9ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1.1ft)
Direction 126°
SE
189°
S
217°
SW
245°
WSW
250°
WSW
248°
WSW
251°
WSW
253°
WSW
Period2.6 sec.2.4 sec.2.1 sec.2.2 sec.2.3 sec.2.3 sec.3.2 sec.3.2 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.3m (1ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:07 and will set at 19:14 on the beach(es) of Okayama. 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 13.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (80°F)26°C (80°F)28°C (82°F)25°C (76°F)28°C (83°F)29°C (84°F)28°C (82°F)
Perceived temperature30°C (87°F)30°C (85°F)30°C (85°F)32°C (90°F)27°C (80°F)32°C (90°F)33°C (92°F)32°C (89°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%84%80%78%74%76%80%
Barometric pressure1009 hPa1008 hPa1009 hPa1010 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover12%4%6%6%10%16%26%32%
Heat index30°C (87°F)30°C (85°F)30°C (85°F)32°C (90°F)27°C (80°F)32°C (90°F)33°C (92°F)32°C (89°F)
Dew point24°C (74°F)23°C (74°F)23°C (74°F)24°C (75°F)21°C (69°F)23°C (74°F)24°C (75°F)24°C (75°F)
Wind
Speed2km/h (1mph)4km/h (2mph)6km/h (4mph)8km/h (5mph)10km/h (6mph)10km/h (6mph)9km/h (5mph)5km/h (3mph)
Gusts4km/h (3mph)7km/h (4mph)10km/h (6mph)11km/h (7mph)20km/h (13mph)21km/h (13mph)18km/h (11mph)11km/h (7mph)
Direction 268°
W
237°
WSW
263°
W
254°
WSW
230°
SW
214°
SSW
272°
W
298°
WNW
Wind chill27°C (81°F)26°C (80°F)26°C (80°F)28°C (82°F)25°C (76°F)28°C (83°F)29°C (84°F)28°C (82°F)
Waves
Height0.2m (0.6ft)0.3m (1.1ft)0.1m (0.3ft)0.1m (0.3ft)0.4m (1.4ft)0.1m (0.4ft)0.2m (0.6ft)0.2m (0.7ft)
Direction 255°
WSW
267°
W
343°
NNW
334°
NNW
321°
NW
242°
WSW
247°
WSW
253°
WSW
Period2.8 sec.2.5 sec.2.0 sec.2.0 sec.2.0 sec.2.0 sec.2.5 sec.2.6 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:07 and will set at 19:13 on the beach(es) of Okayama. 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 5.6mph km/h (with gusts up to 11.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (80°F)26°C (80°F)28°C (82°F)25°C (76°F)27°C (80°F)28°C (83°F)28°C (83°F)
Perceived temperature31°C (87°F)30°C (86°F)30°C (85°F)32°C (89°F)27°C (80°F)29°C (84°F)32°C (89°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%85%85%80%77%72%73%77%
Barometric pressure1008 hPa1008 hPa1009 hPa1010 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover18%13%13%8%4%7%10%46%
Heat index31°C (87°F)30°C (86°F)30°C (85°F)32°C (89°F)27°C (80°F)29°C (84°F)32°C (89°F)32°C (90°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 (73°F)24°C (75°F)
Wind
Speed4km/h (2mph)3km/h (2mph)6km/h (4mph)7km/h (4mph)6km/h (4mph)8km/h (5mph)9km/h (5mph)1km/h (1mph)
Gusts8km/h (5mph)5km/h (3mph)10km/h (6mph)11km/h (7mph)12km/h (8mph)16km/h (10mph)18km/h (11mph)2km/h (1mph)
Direction 353°
N
298°
WNW
266°
W
245°
WSW
212°
SSW
186°
S
240°
WSW
278°
W
Wind chill27°C (81°F)26°C (80°F)26°C (80°F)28°C (82°F)25°C (76°F)27°C (80°F)28°C (83°F)28°C (83°F)
Waves
Height0.1m (0.5ft)0.5m (1.6ft)0.1m (0.3ft)0.2m (0.8ft)0.5m (1.5ft)0.1m (0.3ft)0.2m (0.6ft)0.4m (1.4ft)
Direction 254°
WSW
256°
WSW
259°
W
282°
WNW
250°
WSW
239°
WSW
237°
WSW
236°
WSW
Period2.5 sec.2.3 sec.2.1 sec.2.1 sec.2.1 sec.2.0 sec.2.2 sec.2.2 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:08 and will set at 19:13 on the beach(es) of Okayama. 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 5.6mph km/h (with gusts up to 9.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)26°C (79°F)28°C (83°F)26°C (78°F)29°C (84°F)29°C (83°F)28°C (83°F)
Perceived temperature31°C (87°F)30°C (86°F)30°C (85°F)33°C (91°F)28°C (82°F)33°C (92°F)32°C (90°F)32°C (90°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%84%87%76%72%70%71%75%
Barometric pressure1010 hPa1010 hPa1010 hPa1011 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover30%11%14%8%11%19%14%28%
Heat index31°C (87°F)30°C (86°F)30°C (85°F)33°C (91°F)28°C (82°F)33°C (92°F)32°C (90°F)32°C (90°F)
Dew point24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)20°C (68°F)23°C (74°F)23°C (73°F)23°C (74°F)
Wind
Speed2km/h (1mph)2km/h (1mph)1km/h (0mph)3km/h (2mph)7km/h (4mph)9km/h (5mph)5km/h (3mph)4km/h (2mph)
Gusts4km/h (3mph)3km/h (2mph)1km/h (1mph)4km/h (3mph)15km/h (9mph)16km/h (10mph)11km/h (7mph)7km/h (4mph)
Direction 114°
ESE
82°
E
165°
SSE
196°
SSW
174°
S
167°
SSE
219°
SW
112°
ESE
Wind chill27°C (81°F)27°C (80°F)26°C (79°F)28°C (83°F)26°C (78°F)29°C (84°F)29°C (83°F)28°C (83°F)
Waves
Height0.3m (1.0ft)0.1m (0.5ft)0.1m (0.5ft)0.3m (0.8ft)0.1m (0.3ft)0.4m (1.4ft)0.2m (0.6ft)0.1m (0.3ft)
Direction 236°
SW
163°
SSE
156°
SSE
147°
SSE
312°
NW
77°
ENE
137°
SE
126°
SE
Period2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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