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 13 December 202541°F to 52°Frecommended
Sunday 14 December 202545°F to 52°Fnot recommended
Monday 15 December 202543°F to 52°Fdiscouraged
Tuesday 16 December 202547°F to 54°Fdiscouraged
Wednesday 17 December 202549°F to 54°Frecommended
Thursday 18 December 202547°F to 50°Fdiscouraged
Friday 19 December 202545°F to 50°Frecommended

Sea Weather: Your daily and hourly sea weather in Okayama

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 07:02 and will set at 16:54 on the beach(es) of Okayama. The outside temperature will be a high of 52°F t and a low of 41°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 18.6mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (41°F)5°C (41°F)5°C (40°F)6°C (42°F)7°C (44°F)8°C (47°F)9°C (49°F)10°C (49°F)
Perceived temperature2°C (36°F)2°C (36°F)2°C (35°F)4°C (39°F)4°C (40°F)5°C (41°F)7°C (44°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%67%67%63%60%57%63%69%
Barometric pressure1031 hPa1029 hPa1029 hPa1029 hPa1025 hPa1021 hPa1019 hPa1017 hPa
Cloud cover73%15%0%5%7%9%49%79%
Heat index5°C (41°F)5°C (41°F)5°C (40°F)6°C (42°F)7°C (44°F)8°C (47°F)9°C (49°F)10°C (49°F)
Dew point-0°C (31°F)-1°C (31°F)-1°C (31°F)-1°C (31°F)-1°C (31°F)0°C (32°F)3°C (37°F)4°C (40°F)
Wind
Speed11km/h (7mph)14km/h (9mph)13km/h (8mph)9km/h (5mph)12km/h (7mph)19km/h (12mph)19km/h (12mph)10km/h (6mph)
Gusts15km/h (9mph)20km/h (13mph)19km/h (12mph)11km/h (7mph)17km/h (10mph)29km/h (18mph)30km/h (19mph)15km/h (9mph)
Direction 10°
N
33°
NNE
19°
NNE
56°
NE
84°
E
100°
E
105°
ESE
128°
SE
Wind chill2°C (36°F)2°C (36°F)2°C (35°F)4°C (39°F)4°C (40°F)5°C (41°F)7°C (44°F)8°C (47°F)
Waves
Height0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (0.9ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 37°
NE
45°
NE
47°
NE
46°
NE
48°
NE
82°
E
92°
E
99°
E
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.6m (2ft)0.4m (1.3ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 07:03 and will set at 16:54 on the beach(es) of Okayama. The outside temperature will be a high of 52°F t and a low of 45°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 27.3mph km/h (with gusts up to 31.7mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)9°C (49°F)10°C (50°F)10°C (49°F)8°C (46°F)9°C (48°F)7°C (45°F)8°C (46°F)
Perceived temperature9°C (48°F)8°C (46°F)7°C (45°F)5°C (42°F)3°C (38°F)4°C (40°F)3°C (37°F)3°C (37°F)
Precipitation0.1in0.1in0in0in0in0in0in0in
Humidity84%92%91%64%55%57%69%70%
Barometric pressure1013 hPa1011 hPa1009 hPa1011 hPa1011 hPa1012 hPa1014 hPa1016 hPa
Cloud cover100%100%100%26%0%10%33%24%
Heat index11°C (52°F)9°C (49°F)10°C (50°F)10°C (49°F)8°C (46°F)9°C (48°F)7°C (45°F)8°C (46°F)
Dew point9°C (48°F)8°C (46°F)9°C (47°F)3°C (37°F)-0°C (31°F)1°C (34°F)2°C (36°F)3°C (37°F)
Wind
Speed18km/h (11mph)12km/h (7mph)23km/h (14mph)39km/h (24mph)44km/h (27mph)43km/h (27mph)36km/h (22mph)39km/h (24mph)
Gusts25km/h (15mph)16km/h (10mph)31km/h (19mph)50km/h (31mph)45km/h (28mph)46km/h (29mph)51km/h (32mph)50km/h (31mph)
Direction 133°
SE
317°
NW
276°
W
290°
WNW
282°
WNW
286°
WNW
286°
WNW
278°
W
Wind chill9°C (48°F)8°C (46°F)7°C (45°F)5°C (42°F)3°C (38°F)4°C (40°F)3°C (37°F)3°C (37°F)
Waves
Height0.3m (1.0ft)0.3m (0.9ft)0.3m (1.0ft)0.4m (1.2ft)1.1m (3.7ft)1.4m (4.6ft)1.4m (4.5ft)1.3m (4.2ft)
Direction 122°
ESE
120°
ESE
115°
ESE
111°
ESE
281°
W
284°
WNW
289°
WNW
286°
WNW
Period4.7 sec.4.7 sec.3.5 sec.3.4 sec.3.4 sec.3.4 sec.3.4 sec.3.4 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)1.1m (3.6ft)1.7m (5.6ft)2.0m (6.6ft)1.8m (5.9ft)1.6m (5.2ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:03 and will set at 16:54 on the beach(es) of Okayama. The outside temperature will be a high of 52°F t and a low of 43°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 22.4mph km/h (with gusts up to 28.6mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)9°C (49°F)11°C (52°F)6°C (43°F)8°C (47°F)
Perceived temperature3°C (37°F)3°C (37°F)3°C (37°F)3°C (38°F)6°C (43°F)8°C (47°F)2°C (36°F)6°C (43°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%66%65%66%51%44%53%58%
Barometric pressure1017 hPa1019 hPa1020 hPa1023 hPa1022 hPa1022 hPa1023 hPa1024 hPa
Cloud cover38%6%4%5%9%47%2%5%
Heat index7°C (45°F)8°C (46°F)7°C (45°F)8°C (46°F)9°C (49°F)11°C (52°F)6°C (43°F)8°C (47°F)
Dew point3°C (37°F)2°C (35°F)1°C (34°F)2°C (35°F)-0°C (32°F)-1°C (31°F)-3°C (27°F)1°C (33°F)
Wind
Speed36km/h (22mph)34km/h (21mph)35km/h (21mph)32km/h (20mph)25km/h (15mph)22km/h (14mph)19km/h (12mph)14km/h (9mph)
Gusts45km/h (28mph)44km/h (28mph)46km/h (28mph)39km/h (24mph)36km/h (22mph)31km/h (20mph)26km/h (16mph)22km/h (14mph)
Direction 280°
W
286°
WNW
280°
W
279°
W
294°
WNW
299°
WNW
315°
NW
305°
NW
Wind chill3°C (37°F)3°C (37°F)3°C (37°F)3°C (38°F)6°C (43°F)8°C (47°F)2°C (36°F)6°C (43°F)
Waves
Height1.0m (3.4ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.3ft)0.4m (1.2ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 287°
WNW
288°
WNW
286°
WNW
287°
WNW
285°
WNW
280°
W
284°
WNW
288°
WNW
Period3.4 sec.9.1 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.
Significant height1.1m (3.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:04 and will set at 16:55 on the beach(es) of Okayama. The outside temperature will be a high of 54°F t and a low of 47°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 24.9mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)8°C (46°F)8°C (46°F)9°C (47°F)10°C (50°F)12°C (53°F)10°C (51°F)11°C (51°F)
Perceived temperature5°C (41°F)5°C (41°F)5°C (41°F)6°C (43°F)7°C (45°F)9°C (49°F)8°C (46°F)9°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%64%67%65%59%58%66%66%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1023 hPa1022 hPa1022 hPa1023 hPa
Cloud cover8%0%4%5%6%44%85%87%
Heat index8°C (46°F)8°C (46°F)8°C (46°F)9°C (47°F)10°C (50°F)12°C (53°F)10°C (51°F)11°C (51°F)
Dew point1°C (34°F)1°C (34°F)2°C (35°F)2°C (36°F)3°C (37°F)4°C (39°F)4°C (40°F)4°C (40°F)
Wind
Speed17km/h (10mph)16km/h (10mph)15km/h (10mph)15km/h (9mph)23km/h (14mph)22km/h (13mph)22km/h (13mph)15km/h (9mph)
Gusts24km/h (15mph)24km/h (15mph)24km/h (15mph)20km/h (12mph)34km/h (21mph)32km/h (20mph)40km/h (25mph)23km/h (14mph)
Direction 287°
WNW
291°
WNW
284°
WNW
277°
W
260°
W
257°
WSW
263°
W
302°
WNW
Wind chill5°C (41°F)5°C (41°F)5°C (41°F)6°C (43°F)7°C (45°F)9°C (49°F)8°C (46°F)9°C (47°F)
Waves
Height0.4m (1.2ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (0.9ft)0.3m (1.1ft)0.4m (1.4ft)0.4m (1.2ft)0.4m (1.3ft)
Direction 283°
WNW
272°
W
269°
W
267°
W
264°
W
245°
WSW
252°
WSW
233°
SW
Period9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.9.0 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)0.5m (1.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:05 and will set at 16:55 on the beach(es) of Okayama. The outside temperature will be a high of 54°F t and a low of 49°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 15.5mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)10°C (50°F)10°C (50°F)10°C (51°F)12°C (53°F)12°C (54°F)11°C (51°F)9°C (49°F)
Perceived temperature8°C (46°F)8°C (47°F)8°C (46°F)10°C (50°F)11°C (52°F)12°C (53°F)8°C (47°F)9°C (48°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%67%69%66%61%60%74%84%
Barometric pressure1022 hPa1022 hPa1021 hPa1022 hPa1020 hPa1019 hPa1019 hPa1021 hPa
Cloud cover84%38%82%18%44%73%100%100%
Heat index10°C (50°F)10°C (50°F)10°C (50°F)10°C (51°F)12°C (53°F)12°C (54°F)11°C (51°F)9°C (49°F)
Dew point4°C (39°F)4°C (39°F)4°C (40°F)4°C (40°F)4°C (40°F)5°C (40°F)6°C (43°F)7°C (44°F)
Wind
Speed15km/h (9mph)10km/h (6mph)12km/h (8mph)7km/h (4mph)6km/h (4mph)6km/h (4mph)17km/h (11mph)5km/h (3mph)
Gusts24km/h (15mph)17km/h (10mph)19km/h (12mph)10km/h (6mph)9km/h (6mph)10km/h (6mph)25km/h (15mph)7km/h (4mph)
Direction 295°
WNW
275°
W
279°
W
291°
WNW
271°
W
278°
W
341°
NNW
279°
W
Wind chill8°C (46°F)8°C (47°F)8°C (46°F)10°C (50°F)11°C (52°F)12°C (53°F)8°C (47°F)9°C (48°F)
Waves
Height0.4m (1.3ft)0.3m (1.1ft)0.2m (0.8ft)0.2m (0.5ft)0.2m (0.6ft)0.3m (1.0ft)0.3m (0.8ft)0.6m (1.9ft)
Direction 231°
SW
224°
SW
239°
WSW
239°
WSW
245°
WSW
137°
SE
302°
WNW
136°
SE
Period9.0 sec.9.0 sec.9.0 sec.9.0 sec.2.1 sec.2.1 sec.2.1 sec.2.1 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.1m (0.3ft)0.3m (1ft)0.1m (0.3ft)0.3m (1ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:05 and will set at 16:56 on the beach(es) of Okayama. The outside temperature will be a high of 50°F t and a low of 47°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 14.9mph 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 temperature10°C (49°F)10°C (49°F)9°C (49°F)9°C (48°F)10°C (49°F)10°C (50°F)8°C (47°F)9°C (47°F)
Perceived temperature8°C (47°F)7°C (45°F)6°C (43°F)6°C (44°F)9°C (47°F)10°C (50°F)6°C (43°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%79%73%71%59%54%57%62%
Barometric pressure1020 hPa1021 hPa1023 hPa1026 hPa1026 hPa1026 hPa1027 hPa1028 hPa
Cloud cover39%100%65%59%84%51%6%13%
Heat index10°C (49°F)10°C (49°F)9°C (49°F)9°C (48°F)10°C (49°F)10°C (50°F)8°C (47°F)9°C (47°F)
Dew point7°C (44°F)6°C (43°F)5°C (40°F)4°C (39°F)2°C (36°F)1°C (35°F)0°C (33°F)2°C (35°F)
Wind
Speed10km/h (6mph)16km/h (10mph)24km/h (15mph)16km/h (10mph)8km/h (5mph)3km/h (2mph)13km/h (8mph)10km/h (6mph)
Gusts14km/h (8mph)21km/h (13mph)32km/h (20mph)21km/h (13mph)12km/h (7mph)4km/h (3mph)23km/h (14mph)14km/h (9mph)
Direction 286°
WNW
338°
NNW
21°
NNE
13°
NNE

N
70°
ENE
10°
N
57°
ENE
Wind chill8°C (47°F)7°C (45°F)6°C (43°F)6°C (44°F)9°C (47°F)10°C (50°F)6°C (43°F)7°C (44°F)
Waves
Height0.4m (1.4ft)0.6m (1.8ft)0.6m (1.8ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1.0ft)0.4m (1.2ft)0.3m (1.1ft)
Direction 40°
NE
41°
NE
34°
NNE
30°
NNE
31°
NNE
34°
NNE
27°
NNE
35°
NE
Period2.1 sec.2.1 sec.2.1 sec.2.1 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:06 and will set at 16:56 on the beach(es) of Okayama. The outside temperature will be a high of 50°F t and a low of 45°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 5mph km/h (with gusts up to 6.8mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (45°F)7°C (45°F)9°C (49°F)10°C (51°F)
Perceived temperature7°C (44°F)6°C (44°F)6°C (43°F)7°C (45°F)7°C (44°F)6°C (44°F)9°C (48°F)10°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%63%65%63%59%59%60%63%
Barometric pressure1028 hPa1028 hPa1029 hPa1030 hPa1028 hPa1028 hPa1028 hPa1029 hPa
Cloud cover0%0%0%0%0%0%34%84%
Heat index8°C (46°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (45°F)7°C (45°F)9°C (49°F)10°C (51°F)
Dew point1°C (34°F)1°C (33°F)1°C (33°F)1°C (34°F)-0°C (32°F)-0°C (31°F)2°C (35°F)4°C (39°F)
Wind
Speed8km/h (5mph)6km/h (4mph)6km/h (4mph)5km/h (3mph)5km/h (3mph)5km/h (3mph)6km/h (4mph)7km/h (4mph)
Gusts11km/h (7mph)9km/h (5mph)9km/h (6mph)7km/h (5mph)9km/h (6mph)11km/h (7mph)11km/h (7mph)11km/h (7mph)
Direction 39°
NE
33°
NNE
29°
NNE
53°
NE
59°
ENE
92°
E
73°
ENE
66°
ENE
Wind chill7°C (44°F)6°C (44°F)6°C (43°F)7°C (45°F)7°C (44°F)6°C (44°F)9°C (48°F)10°C (49°F)
Waves
Height0.2m (0.8ft)0.2m (0.5ft)0.1m (0.4ft)0.3m (0.9ft)0.4m (1.3ft)0.1m (0.3ft)0.5m (1.7ft)0.2m (0.5ft)
Direction 37°
NE
42°
NE
49°
NE
57°
ENE
135°
SE
135°
SE
79°
E
135°
SE
Period4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.4.7 sec.
Significant height0.4m (1.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)16°C (61°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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