Sea weather in Hikari in Japan All the beach weather in Hikari

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

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

Date Outside temp. Our opinion
Monday 15 December 202536°F to 50°Frecommended
Tuesday 16 December 202541°F to 52°Frecommended
Wednesday 17 December 202549°F to 56°Frecommended
Thursday 18 December 202541°F to 50°Frecommended
Friday 19 December 202545°F to 58°Frecommended
Saturday 20 December 202550°F to 61°Frecommended
Sunday 21 December 202556°F to 58°Frecommended

Sea Weather: Your daily and hourly sea weather in Hikari

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:11 and will set at 17:05 on the beach(es) of Hikari. The outside temperature will be a high of 50°F t and a low of 36°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 19.9mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)5°C (42°F)5°C (40°F)7°C (44°F)9°C (49°F)9°C (48°F)3°C (37°F)5°C (41°F)
Perceived temperature2°C (36°F)2°C (35°F)1°C (35°F)4°C (40°F)7°C (44°F)7°C (44°F)-0°C (31°F)3°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%65%68%60%50%49%66%71%
Barometric pressure1020 hPa1021 hPa1022 hPa1024 hPa1023 hPa1023 hPa1024 hPa1025 hPa
Cloud cover1%4%8%33%54%9%0%2%
Heat index6°C (43°F)5°C (42°F)5°C (40°F)7°C (44°F)9°C (49°F)9°C (48°F)3°C (37°F)5°C (41°F)
Dew point0°C (32°F)-1°C (31°F)-1°C (31°F)-0°C (31°F)-1°C (31°F)-1°C (30°F)-3°C (27°F)0°C (32°F)
Wind
Speed20km/h (13mph)18km/h (11mph)13km/h (8mph)13km/h (8mph)15km/h (10mph)15km/h (9mph)11km/h (7mph)8km/h (5mph)
Gusts32km/h (20mph)29km/h (18mph)24km/h (15mph)17km/h (10mph)20km/h (12mph)24km/h (15mph)23km/h (15mph)16km/h (10mph)
Direction 316°
NW
327°
NNW
321°
NW
309°
NW
289°
WNW
304°
WNW
346°
NNW
347°
NNW
Wind chill2°C (36°F)2°C (35°F)1°C (35°F)4°C (40°F)7°C (44°F)7°C (44°F)-0°C (31°F)3°C (38°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.5ft)0.4m (1.3ft)0.3m (1.0ft)0.3m (0.9ft)0.2m (0.6ft)0.2m (0.6ft)
Direction 302°
WNW
303°
WNW
301°
WNW
301°
WNW
299°
WNW
292°
WNW
289°
WNW
280°
W
Period7.5 sec.7.5 sec.7.5 sec.3.9 sec.3.9 sec.3.9 sec.3.9 sec.2.3 sec.
Significant height0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:11 and will set at 17:05 on the beach(es) of Hikari. 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 5mph km/h (with gusts up to 10.6mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (40°F)5°C (40°F)5°C (40°F)7°C (45°F)10°C (49°F)10°C (50°F)8°C (46°F)9°C (48°F)
Perceived temperature3°C (37°F)3°C (38°F)4°C (38°F)7°C (45°F)9°C (48°F)10°C (49°F)6°C (44°F)9°C (48°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%71%73%67%67%70%81%75%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover8%0%0%44%30%96%72%82%
Heat index5°C (40°F)5°C (40°F)5°C (40°F)7°C (45°F)10°C (49°F)10°C (50°F)8°C (46°F)9°C (48°F)
Dew point0°C (32°F)-0°C (32°F)0°C (32°F)2°C (35°F)4°C (39°F)5°C (41°F)5°C (41°F)5°C (41°F)
Wind
Speed7km/h (4mph)6km/h (4mph)5km/h (3mph)2km/h (1mph)8km/h (5mph)6km/h (4mph)8km/h (5mph)4km/h (3mph)
Gusts14km/h (9mph)11km/h (7mph)10km/h (6mph)3km/h (2mph)11km/h (7mph)9km/h (5mph)17km/h (10mph)8km/h (5mph)
Direction 355°
N

N
359°
N
306°
NW
241°
WSW
273°
W
317°
NW
348°
NNW
Wind chill3°C (37°F)3°C (38°F)4°C (38°F)7°C (45°F)9°C (48°F)10°C (49°F)6°C (44°F)9°C (48°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.4m (1.2ft)0.6m (1.8ft)0.3m (0.9ft)0.1m (0.4ft)0.5m (1.5ft)0.2m (0.8ft)
Direction 278°
W
269°
W
157°
SSE
229°
SW
236°
WSW
245°
WSW
231°
SW
234°
SW
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.1 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:12 and will set at 17:06 on the beach(es) of Hikari. The outside temperature will be a high of 56°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 5mph km/h (with gusts up to 8.7mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (50°F)9°C (48°F)9°C (49°F)11°C (51°F)12°C (54°F)12°C (54°F)10°C (50°F)10°C (51°F)
Perceived temperature9°C (49°F)8°C (46°F)9°C (49°F)11°C (51°F)12°C (54°F)12°C (53°F)10°C (50°F)11°C (51°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%74%72%74%70%73%88%86%
Barometric pressure1023 hPa1023 hPa1022 hPa1023 hPa1021 hPa1020 hPa1021 hPa1022 hPa
Cloud cover58%46%100%79%32%100%100%57%
Heat index10°C (50°F)9°C (48°F)9°C (49°F)11°C (51°F)12°C (54°F)12°C (54°F)10°C (50°F)10°C (51°F)
Dew point6°C (43°F)5°C (40°F)4°C (40°F)6°C (43°F)7°C (45°F)7°C (45°F)8°C (47°F)8°C (47°F)
Wind
Speed6km/h (4mph)8km/h (5mph)3km/h (2mph)3km/h (2mph)3km/h (2mph)7km/h (4mph)2km/h (1mph)4km/h (2mph)
Gusts10km/h (6mph)14km/h (9mph)5km/h (3mph)4km/h (2mph)3km/h (2mph)11km/h (7mph)3km/h (2mph)6km/h (4mph)
Direction 297°
WNW
337°
NNW
314°
NW
300°
WNW
200°
SSW
227°
SW
330°
NNW
343°
NNW
Wind chill9°C (49°F)8°C (46°F)9°C (49°F)11°C (51°F)12°C (54°F)12°C (53°F)10°C (50°F)11°C (51°F)
Waves
Height0.3m (0.9ft)0.2m (0.6ft)0.4m (1.2ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.6ft)0.3m (1.1ft)0.1m (0.4ft)
Direction 239°
WSW
240°
WSW
236°
SW
235°
SW
233°
SW
227°
SW
211°
SSW
150°
SSE
Period2.1 sec.2.1 sec.2.1 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:13 and will set at 17:06 on the beach(es) of Hikari. The outside temperature will be a high of 50°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 6.8mph km/h (with gusts up to 12.4mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (47°F)8°C (46°F)7°C (44°F)9°C (48°F)10°C (50°F)9°C (49°F)6°C (42°F)8°C (46°F)
Perceived temperature7°C (44°F)6°C (43°F)5°C (41°F)8°C (47°F)10°C (50°F)8°C (47°F)6°C (42°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%80%77%70%55%55%68%79%
Barometric pressure1023 hPa1024 hPa1024 hPa1026 hPa1025 hPa1024 hPa1025 hPa1026 hPa
Cloud cover6%0%0%0%0%0%0%0%
Heat index9°C (47°F)8°C (46°F)7°C (44°F)9°C (48°F)10°C (50°F)9°C (49°F)6°C (42°F)8°C (46°F)
Dew point6°C (43°F)4°C (40°F)3°C (38°F)4°C (39°F)1°C (34°F)1°C (33°F)0°C (32°F)5°C (40°F)
Wind
Speed11km/h (7mph)10km/h (6mph)9km/h (6mph)6km/h (4mph)2km/h (1mph)7km/h (4mph)2km/h (1mph)8km/h (5mph)
Gusts20km/h (12mph)19km/h (12mph)18km/h (11mph)9km/h (6mph)4km/h (2mph)14km/h (9mph)5km/h (3mph)15km/h (9mph)
Direction
N

N
16°
NNE
36°
NE
211°
SSW
192°
SSW
71°
ENE
39°
NE
Wind chill7°C (44°F)6°C (43°F)5°C (41°F)8°C (47°F)10°C (50°F)8°C (47°F)6°C (42°F)7°C (44°F)
Waves
Height0.1m (0.5ft)0.6m (1.9ft)0.4m (1.3ft)0.2m (0.8ft)0.6m (1.8ft)0.1m (0.5ft)0.3m (0.9ft)0.3m (0.9ft)
Direction 9999°
338°
NNW
328°
NNW
329°
NNW
154°
SSE
154°
SSE
149°
SSE
149°
SSE
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:13 and will set at 17:06 on the beach(es) of Hikari. The outside temperature will be a high of 58°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 5.6mph 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 temperature8°C (46°F)7°C (45°F)8°C (46°F)10°C (50°F)13°C (56°F)14°C (57°F)11°C (52°F)11°C (51°F)
Perceived temperature6°C (43°F)6°C (42°F)6°C (43°F)9°C (48°F)13°C (56°F)14°C (57°F)11°C (52°F)10°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%71%69%72%64%69%80%81%
Barometric pressure1026 hPa1026 hPa1026 hPa1026 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover0%0%5%0%6%29%40%39%
Heat index8°C (46°F)7°C (45°F)8°C (46°F)10°C (50°F)13°C (56°F)14°C (57°F)11°C (52°F)11°C (51°F)
Dew point4°C (39°F)2°C (36°F)2°C (36°F)5°C (41°F)7°C (44°F)8°C (47°F)8°C (46°F)7°C (45°F)
Wind
Speed8km/h (5mph)9km/h (6mph)8km/h (5mph)8km/h (5mph)5km/h (3mph)7km/h (4mph)5km/h (3mph)9km/h (5mph)
Gusts16km/h (10mph)19km/h (12mph)16km/h (10mph)11km/h (7mph)8km/h (5mph)10km/h (6mph)10km/h (6mph)17km/h (11mph)
Direction 46°
NE
38°
NE
49°
NE
51°
NE
112°
ESE
161°
SSE
79°
ENE
68°
ENE
Wind chill6°C (43°F)6°C (42°F)6°C (43°F)9°C (48°F)13°C (56°F)14°C (57°F)11°C (52°F)10°C (49°F)
Waves
Height0.4m (1.4ft)0.3m (1.1ft)0.5m (1.8ft)0.5m (1.6ft)0.5m (1.8ft)0.1m (0.4ft)0.4m (1.3ft)0.5m (1.6ft)
Direction 9999°
9999°
9999°
54°
NE
9999°
110°
ESE
117°
ESE
158°
SSE
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 07:14 and will set at 17:07 on the beach(es) of Hikari. The outside temperature will be a high of 61°F t and a low of 50°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 temperature10°C (51°F)11°C (51°F)11°C (51°F)12°C (54°F)16°C (60°F)16°C (60°F)14°C (56°F)13°C (55°F)
Perceived temperature9°C (49°F)10°C (49°F)10°C (50°F)12°C (53°F)16°C (60°F)16°C (60°F)13°C (55°F)12°C (54°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%85%88%84%72%73%82%88%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1022 hPa1021 hPa1021 hPa1021 hPa
Cloud cover37%36%41%64%48%65%54%100%
Heat index10°C (51°F)11°C (51°F)11°C (51°F)12°C (54°F)16°C (60°F)16°C (60°F)14°C (56°F)13°C (55°F)
Dew point7°C (45°F)8°C (47°F)9°C (47°F)10°C (49°F)11°C (51°F)11°C (52°F)10°C (51°F)11°C (52°F)
Wind
Speed8km/h (5mph)8km/h (5mph)7km/h (4mph)8km/h (5mph)7km/h (4mph)8km/h (5mph)9km/h (6mph)9km/h (6mph)
Gusts15km/h (9mph)16km/h (10mph)14km/h (9mph)12km/h (7mph)9km/h (6mph)13km/h (8mph)18km/h (11mph)16km/h (10mph)
Direction 47°
NE
49°
NE
50°
NE
65°
ENE
110°
ESE
121°
ESE
75°
ENE
57°
ENE
Wind chill9°C (49°F)10°C (49°F)10°C (50°F)12°C (53°F)16°C (60°F)16°C (60°F)13°C (55°F)12°C (54°F)
Waves
Height0.5m (1.6ft)0.1m (0.4ft)0.2m (0.8ft)0.2m (0.5ft)0.2m (0.8ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.6ft)
Direction 175°
S
179°
S
150°
SSE
150°
SSE
150°
SSE
149°
SSE
154°
SSE
156°
SSE
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 07:14 and will set at 17:07 on the beach(es) of Hikari. The outside temperature will be a high of 58°F t and a low of 56°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 9.3mph 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 temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)14°C (57°F)14°C (58°F)13°C (56°F)13°C (55°F)
Perceived temperature12°C (54°F)12°C (54°F)12°C (53°F)13°C (56°F)14°C (57°F)14°C (58°F)12°C (53°F)11°C (52°F)
Precipitation0in0.1in0.1in0in0in0in0in0in
Humidity93%95%95%93%90%91%89%83%
Barometric pressure1018 hPa1016 hPa1014 hPa1013 hPa1011 hPa1009 hPa1010 hPa1011 hPa
Cloud cover67%84%100%100%100%100%60%21%
Heat index13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)14°C (57°F)14°C (58°F)13°C (56°F)13°C (55°F)
Dew point12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)12°C (54°F)13°C (55°F)11°C (53°F)10°C (50°F)
Wind
Speed9km/h (5mph)12km/h (7mph)11km/h (7mph)6km/h (4mph)3km/h (2mph)6km/h (4mph)14km/h (9mph)15km/h (10mph)
Gusts15km/h (9mph)19km/h (12mph)17km/h (11mph)9km/h (6mph)4km/h (2mph)10km/h (6mph)25km/h (16mph)25km/h (15mph)
Direction 52°
NE
67°
ENE
68°
ENE
47°
NE
327°
NNW
286°
WNW
324°
NW
333°
NNW
Wind chill12°C (54°F)12°C (54°F)12°C (53°F)13°C (56°F)14°C (57°F)14°C (58°F)12°C (53°F)11°C (52°F)
Waves
Height0.1m (0.3ft)0.4m (1.2ft)0.5m (1.8ft)0.1m (0.4ft)0.6m (1.9ft)0.6m (2.0ft)0.1m (0.3ft)0.1m (0.3ft)
Direction 158°
SSE
159°
SSE
159°
SSE
86°
E
94°
E
148°
SSE
148°
SSE
148°
SSE
Period2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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