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
Sunday 14 December 202543°F to 52°Fdiscouraged
Monday 15 December 202536°F to 50°Frecommended
Tuesday 16 December 202541°F to 52°Frecommended
Wednesday 17 December 202549°F to 54°Frecommended
Thursday 18 December 202541°F to 54°Frecommended
Friday 19 December 202547°F to 58°Frecommended
Saturday 20 December 202554°F to 59°Frecommended

Sea Weather: Your daily and hourly sea weather in Hikari

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 07:10 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 43°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 18.6mph km/h (with gusts up to 25.5mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (46°F)11°C (51°F)9°C (48°F)8°C (47°F)9°C (48°F)9°C (48°F)7°C (45°F)7°C (44°F)
Perceived temperature6°C (42°F)8°C (47°F)5°C (42°F)5°C (40°F)5°C (41°F)5°C (42°F)4°C (39°F)3°C (37°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity97%90%74%69%54%58%61%62%
Barometric pressure1012 hPa1011 hPa1013 hPa1014 hPa1014 hPa1015 hPa1017 hPa1019 hPa
Cloud cover100%100%62%82%36%100%93%24%
Heat index8°C (46°F)11°C (51°F)9°C (48°F)8°C (47°F)9°C (48°F)9°C (48°F)7°C (45°F)7°C (44°F)
Dew point7°C (45°F)9°C (49°F)5°C (40°F)3°C (37°F)0°C (32°F)1°C (34°F)0°C (33°F)-0°C (32°F)
Wind
Speed12km/h (7mph)23km/h (15mph)28km/h (17mph)26km/h (16mph)30km/h (19mph)29km/h (18mph)23km/h (15mph)23km/h (14mph)
Gusts19km/h (12mph)35km/h (22mph)41km/h (26mph)35km/h (22mph)38km/h (24mph)39km/h (24mph)37km/h (23mph)36km/h (22mph)
Direction 70°
ENE
302°
WNW
309°
NW
310°
NW
303°
WNW
295°
WNW
307°
NW
310°
NW
Wind chill6°C (42°F)8°C (47°F)5°C (42°F)5°C (40°F)5°C (41°F)5°C (42°F)4°C (39°F)3°C (37°F)
Waves
Height0.1m (0.4ft)0.1m (0.5ft)0.7m (2.2ft)0.8m (2.6ft)0.8m (2.7ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (1.9ft)
Direction 75°
ENE
156°
SSE
295°
WNW
287°
WNW
296°
WNW
294°
WNW
297°
WNW
295°
WNW
Period4.5 sec.5.2 sec.5.3 sec.6.9 sec.7.4 sec.7.4 sec.7.2 sec.7.2 sec.
Significant height0.3m (1ft)0.5m (1.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)0.7m (2.3ft)
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 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)6°C (42°F)5°C (41°F)7°C (45°F)9°C (49°F)9°C (48°F)5°C (40°F)5°C (41°F)
Perceived temperature3°C (37°F)2°C (36°F)2°C (35°F)5°C (40°F)7°C (44°F)7°C (44°F)2°C (35°F)3°C (38°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%65%67%59%49%49%66%70%
Barometric pressure1020 hPa1021 hPa1022 hPa1025 hPa1024 hPa1023 hPa1025 hPa1025 hPa
Cloud cover27%64%33%9%45%11%4%1%
Heat index6°C (43°F)6°C (42°F)5°C (41°F)7°C (45°F)9°C (49°F)9°C (48°F)5°C (40°F)5°C (41°F)
Dew point-0°C (31°F)-0°C (31°F)-1°C (31°F)0°C (32°F)-1°C (30°F)-1°C (30°F)-1°C (30°F)0°C (32°F)
Wind
Speed18km/h (11mph)20km/h (12mph)16km/h (10mph)16km/h (10mph)17km/h (11mph)15km/h (10mph)12km/h (8mph)9km/h (6mph)
Gusts30km/h (19mph)32km/h (20mph)27km/h (17mph)21km/h (13mph)22km/h (13mph)24km/h (15mph)26km/h (16mph)17km/h (10mph)
Direction 313°
NW
306°
NW
309°
NW
306°
NW
298°
WNW
304°
WNW
336°
NNW
342°
NNW
Wind chill3°C (37°F)2°C (36°F)2°C (35°F)5°C (40°F)7°C (44°F)7°C (44°F)2°C (35°F)3°C (38°F)
Waves
Height0.5m (1.8ft)0.5m (1.8ft)0.5m (1.8ft)0.4m (1.5ft)0.4m (1.2ft)0.3m (0.9ft)0.2m (0.6ft)0.2m (0.8ft)
Direction 304°
NW
305°
NW
304°
WNW
301°
WNW
302°
WNW
299°
WNW
290°
WNW
281°
WNW
Period7.2 sec.7.2 sec.7.2 sec.3.9 sec.3.9 sec.3.9 sec.3.9 sec.2.3 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)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 4.4mph km/h (with gusts up to 8.7mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (41°F)5°C (41°F)5°C (42°F)8°C (46°F)10°C (50°F)11°C (51°F)9°C (47°F)9°C (48°F)
Perceived temperature3°C (38°F)4°C (39°F)5°C (41°F)8°C (46°F)9°C (49°F)11°C (51°F)8°C (46°F)8°C (47°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%72%64%62%61%74%79%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1023 hPa1022 hPa1023 hPa1023 hPa
Cloud cover13%32%5%53%90%76%60%66%
Heat index5°C (41°F)5°C (41°F)5°C (42°F)8°C (46°F)10°C (50°F)11°C (51°F)9°C (47°F)9°C (48°F)
Dew point0°C (33°F)0°C (33°F)1°C (34°F)1°C (34°F)3°C (38°F)3°C (38°F)4°C (40°F)5°C (42°F)
Wind
Speed7km/h (4mph)5km/h (3mph)4km/h (3mph)3km/h (2mph)7km/h (4mph)5km/h (3mph)7km/h (4mph)5km/h (3mph)
Gusts13km/h (8mph)10km/h (6mph)8km/h (5mph)5km/h (3mph)9km/h (6mph)7km/h (4mph)14km/h (8mph)9km/h (6mph)
Direction 358°
N
356°
N
341°
NNW
297°
WNW
238°
WSW
257°
WSW
312°
NW

N
Wind chill3°C (38°F)4°C (39°F)5°C (41°F)8°C (46°F)9°C (49°F)11°C (51°F)8°C (46°F)8°C (47°F)
Waves
Height0.5m (1.7ft)0.6m (1.8ft)0.1m (0.3ft)0.1m (0.3ft)0.4m (1.2ft)0.1m (0.4ft)0.1m (0.5ft)0.2m (0.6ft)
Direction 285°
WNW
267°
W
242°
WSW
236°
SW
234°
SW
240°
WSW
246°
WSW
240°
WSW
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 height0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)
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 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 5mph km/h (with gusts up to 8.1mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature10°C (49°F)10°C (49°F)10°C (49°F)11°C (52°F)12°C (53°F)11°C (52°F)10°C (50°F)10°C (50°F)
Perceived temperature10°C (49°F)10°C (49°F)10°C (49°F)11°C (52°F)11°C (53°F)12°C (53°F)9°C (48°F)9°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%82%83%79%77%83%88%86%
Barometric pressure1022 hPa1022 hPa1022 hPa1021 hPa1020 hPa1018 hPa1019 hPa1021 hPa
Cloud cover74%100%48%69%100%100%100%18%
Heat index10°C (49°F)10°C (49°F)10°C (49°F)11°C (52°F)12°C (53°F)11°C (52°F)10°C (50°F)10°C (50°F)
Dew point6°C (42°F)7°C (44°F)7°C (45°F)8°C (46°F)8°C (46°F)8°C (47°F)8°C (47°F)8°C (46°F)
Wind
Speed3km/h (2mph)5km/h (3mph)1km/h (1mph)5km/h (3mph)5km/h (3mph)3km/h (2mph)8km/h (5mph)7km/h (4mph)
Gusts5km/h (3mph)7km/h (5mph)2km/h (1mph)7km/h (4mph)8km/h (5mph)5km/h (3mph)13km/h (8mph)12km/h (7mph)
Direction 283°
WNW
321°
NW
351°
N
85°
E
124°
ESE
78°
ENE
18°
NNE

N
Wind chill10°C (49°F)10°C (49°F)10°C (49°F)11°C (52°F)11°C (53°F)12°C (53°F)9°C (48°F)9°C (49°F)
Waves
Height0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)0.4m (1.3ft)0.3m (0.9ft)0.3m (1.0ft)0.5m (1.6ft)0.2m (0.7ft)
Direction 238°
WSW
231°
SW
228°
SW
226°
SW
222°
SW
223°
SW
220°
SW
176°
S
Period2.2 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.2.6 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)
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 54°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 5.6mph 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 temperature9°C (47°F)8°C (47°F)8°C (46°F)10°C (49°F)12°C (53°F)11°C (53°F)6°C (43°F)8°C (47°F)
Perceived temperature7°C (45°F)7°C (44°F)6°C (43°F)9°C (48°F)12°C (54°F)12°C (53°F)5°C (42°F)7°C (44°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity89%85%83%76%60%60%70%78%
Barometric pressure1022 hPa1022 hPa1024 hPa1026 hPa1025 hPa1024 hPa1025 hPa1026 hPa
Cloud cover33%0%0%0%21%13%0%0%
Heat index9°C (47°F)8°C (47°F)8°C (46°F)10°C (49°F)12°C (53°F)11°C (53°F)6°C (43°F)8°C (47°F)
Dew point7°C (44°F)6°C (42°F)5°C (41°F)6°C (42°F)4°C (40°F)4°C (39°F)1°C (33°F)5°C (40°F)
Wind
Speed9km/h (6mph)8km/h (5mph)9km/h (5mph)7km/h (4mph)4km/h (3mph)4km/h (2mph)4km/h (3mph)8km/h (5mph)
Gusts17km/h (10mph)16km/h (10mph)17km/h (10mph)10km/h (6mph)6km/h (4mph)6km/h (4mph)9km/h (6mph)16km/h (10mph)
Direction 12°
NNE
357°
N
12°
NNE
50°
NE
104°
ESE
214°
SSW
98°
E
45°
NE
Wind chill7°C (45°F)7°C (44°F)6°C (43°F)9°C (48°F)12°C (54°F)12°C (53°F)5°C (42°F)7°C (44°F)
Waves
Height0.2m (0.6ft)0.1m (0.4ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1.0ft)0.6m (1.9ft)0.1m (0.3ft)0.4m (1.3ft)
Direction 357°
N
344°
NNW
352°
N
9999°
249°
WSW
248°
WSW
248°
WSW
9999°
Period2.6 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.2.2 sec.
Significant height0.5m (1.6ft)0.2m (0.7ft)0.3m (1ft)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 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 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 7.5mph 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 temperature8°C (46°F)8°C (46°F)8°C (46°F)10°C (51°F)13°C (56°F)14°C (58°F)12°C (54°F)11°C (52°F)
Perceived temperature6°C (43°F)6°C (42°F)6°C (43°F)9°C (49°F)13°C (55°F)14°C (57°F)11°C (52°F)10°C (49°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%83%85%80%69%67%78%81%
Barometric pressure1026 hPa1026 hPa1026 hPa1027 hPa1026 hPa1024 hPa1025 hPa1025 hPa
Cloud cover0%1%25%76%42%48%87%40%
Heat index8°C (46°F)8°C (46°F)8°C (46°F)10°C (51°F)13°C (56°F)14°C (58°F)12°C (54°F)11°C (52°F)
Dew point5°C (40°F)5°C (41°F)5°C (42°F)7°C (44°F)8°C (46°F)8°C (47°F)8°C (47°F)8°C (46°F)
Wind
Speed9km/h (6mph)12km/h (7mph)10km/h (6mph)9km/h (6mph)10km/h (6mph)10km/h (6mph)9km/h (5mph)11km/h (7mph)
Gusts17km/h (11mph)22km/h (14mph)19km/h (12mph)13km/h (8mph)14km/h (9mph)15km/h (10mph)16km/h (10mph)22km/h (14mph)
Direction 48°
NE
51°
NE
71°
ENE
87°
E
128°
SE
134°
SE
84°
E
64°
ENE
Wind chill6°C (43°F)6°C (42°F)6°C (43°F)9°C (49°F)13°C (55°F)14°C (57°F)11°C (52°F)10°C (49°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.4m (1.3ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 9999°
63°
ENE
63°
ENE
64°
ENE
68°
ENE
92°
E
107°
ESE
95°
E
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)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)
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 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 59°F t and a low of 54°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 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)12°C (53°F)12°C (53°F)13°C (55°F)14°C (57°F)15°C (60°F)13°C (55°F)13°C (55°F)
Perceived temperature10°C (51°F)11°C (52°F)10°C (51°F)12°C (54°F)14°C (58°F)15°C (60°F)13°C (56°F)12°C (54°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%79%82%77%66%70%84%85%
Barometric pressure1024 hPa1024 hPa1024 hPa1024 hPa1022 hPa1022 hPa1023 hPa1025 hPa
Cloud cover55%100%47%7%0%13%18%23%
Heat index12°C (53°F)12°C (53°F)12°C (53°F)13°C (55°F)14°C (57°F)15°C (60°F)13°C (55°F)13°C (55°F)
Dew point8°C (46°F)8°C (47°F)9°C (48°F)9°C (48°F)8°C (46°F)10°C (50°F)10°C (50°F)10°C (50°F)
Wind
Speed10km/h (6mph)10km/h (6mph)12km/h (7mph)9km/h (5mph)5km/h (3mph)5km/h (3mph)3km/h (2mph)6km/h (4mph)
Gusts17km/h (11mph)17km/h (11mph)21km/h (13mph)13km/h (8mph)9km/h (5mph)8km/h (5mph)7km/h (4mph)12km/h (7mph)
Direction 62°
ENE
55°
NE
72°
ENE
54°
NE
107°
ESE
173°
S
30°
NNE
63°
ENE
Wind chill10°C (51°F)11°C (52°F)10°C (51°F)12°C (54°F)14°C (58°F)15°C (60°F)13°C (56°F)12°C (54°F)
Waves
Height0.1m (0.5ft)0.2m (0.6ft)0.2m (0.8ft)0.1m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.5m (1.6ft)0.5m (1.8ft)
Direction 81°
E
57°
ENE
47°
NE
46°
NE
43°
NE
9999°
38°
NE
47°
NE
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 height0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)
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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