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
Saturday 13 December 202538°F to 50°Frecommended
Sunday 14 December 202545°F to 52°Fdiscouraged
Monday 15 December 202540°F to 50°Fdiscouraged
Tuesday 16 December 202541°F to 52°Frecommended
Wednesday 17 December 202549°F to 56°Frecommended
Thursday 18 December 202543°F to 54°Frecommended
Friday 19 December 202543°F to 54°Frecommended

Sea Weather: Your daily and hourly sea weather in Hikari

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 07:09 and will set at 17:04 on the beach(es) of Hikari. The outside temperature will be a high of 50°F t and a low of 38°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 11.2mph km/h (with gusts up to 16.8mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (38°F)3°C (37°F)3°C (37°F)5°C (41°F)8°C (46°F)9°C (47°F)7°C (45°F)7°C (45°F)
Perceived temperature-0°C (32°F)-1°C (31°F)-1°C (30°F)2°C (36°F)5°C (42°F)6°C (43°F)4°C (40°F)4°C (40°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity67%70%71%63%67%79%90%93%
Barometric pressure1029 hPa1028 hPa1027 hPa1026 hPa1023 hPa1020 hPa1018 hPa1016 hPa
Cloud cover0%0%2%89%55%100%100%94%
Heat index4°C (38°F)3°C (37°F)3°C (37°F)5°C (41°F)8°C (46°F)9°C (47°F)7°C (45°F)7°C (45°F)
Dew point-2°C (29°F)-2°C (28°F)-2°C (28°F)-1°C (30°F)2°C (36°F)5°C (41°F)5°C (42°F)6°C (43°F)
Wind
Speed16km/h (10mph)14km/h (9mph)14km/h (9mph)14km/h (9mph)16km/h (10mph)14km/h (9mph)15km/h (9mph)18km/h (11mph)
Gusts26km/h (16mph)23km/h (14mph)24km/h (15mph)18km/h (11mph)21km/h (13mph)21km/h (13mph)23km/h (14mph)27km/h (17mph)
Direction 47°
NE
42°
NE
47°
NE
67°
ENE
69°
ENE
85°
E
68°
ENE
70°
ENE
Wind chill-0°C (32°F)-1°C (31°F)-1°C (30°F)2°C (36°F)5°C (42°F)6°C (43°F)4°C (40°F)4°C (40°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.6ft)0.1m (0.5ft)0.2m (0.5ft)0.1m (0.5ft)0.1m (0.5ft)
Direction 27°
NNE
33°
NNE
31°
NNE
38°
NE
65°
ENE
76°
ENE
78°
ENE
76°
ENE
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)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

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 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. The sea will be generally calm, with a wind speed of up to 19.3mph km/h (with gusts up to 27.3mph). Wave height will be up to 3.3ft 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 (49°F)9°C (49°F)8°C (46°F)7°C (45°F)
Perceived temperature6°C (43°F)8°C (46°F)5°C (41°F)4°C (40°F)5°C (42°F)6°C (42°F)4°C (39°F)4°C (39°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity96%91%78%70%54%57%61%59%
Barometric pressure1013 hPa1011 hPa1013 hPa1015 hPa1015 hPa1015 hPa1017 hPa1019 hPa
Cloud cover100%100%76%88%92%87%100%87%
Heat index8°C (46°F)11°C (51°F)9°C (48°F)8°C (47°F)9°C (49°F)9°C (49°F)8°C (46°F)7°C (45°F)
Dew point7°C (44°F)9°C (48°F)5°C (42°F)3°C (37°F)0°C (33°F)1°C (34°F)1°C (33°F)-0°C (32°F)
Wind
Speed9km/h (6mph)23km/h (15mph)31km/h (19mph)30km/h (18mph)31km/h (19mph)27km/h (17mph)25km/h (15mph)22km/h (14mph)
Gusts14km/h (9mph)36km/h (22mph)44km/h (27mph)40km/h (25mph)38km/h (24mph)38km/h (23mph)39km/h (24mph)34km/h (21mph)
Direction 58°
ENE
283°
WNW
308°
NW
305°
NW
298°
WNW
292°
WNW
302°
WNW
305°
NW
Wind chill6°C (43°F)8°C (46°F)5°C (41°F)4°C (40°F)5°C (42°F)6°C (42°F)4°C (39°F)4°C (39°F)
Waves
Height0.2m (0.5ft)0.2m (0.5ft)0.2m (0.6ft)0.9m (3.0ft)1.0m (3.4ft)0.9m (3.1ft)0.8m (2.6ft)0.7m (2.2ft)
Direction 65°
ENE
159°
SSE
159°
SSE
281°
WNW
285°
WNW
291°
WNW
289°
WNW
296°
WNW
Period3.9 sec.4.8 sec.5.0 sec.5.9 sec.6.8 sec.7.3 sec.5.1 sec.5.1 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.6m (2ft)1.3m (4.3ft)1.2m (3.9ft)1.1m (3.6ft)0.8m (2.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°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 40°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 13.7mph km/h (with gusts up to 21.1mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)6°C (43°F)6°C (43°F)8°C (46°F)10°C (49°F)9°C (49°F)4°C (40°F)6°C (43°F)
Perceived temperature3°C (37°F)2°C (36°F)3°C (37°F)5°C (41°F)7°C (45°F)7°C (44°F)2°C (35°F)4°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%63%65%59%49%48%63%68%
Barometric pressure1020 hPa1021 hPa1022 hPa1025 hPa1024 hPa1023 hPa1025 hPa1025 hPa
Cloud cover61%74%87%0%38%11%2%3%
Heat index7°C (44°F)6°C (43°F)6°C (43°F)8°C (46°F)10°C (49°F)9°C (49°F)4°C (40°F)6°C (43°F)
Dew point-0°C (32°F)-0°C (31°F)-0°C (32°F)0°C (32°F)-1°C (31°F)-1°C (30°F)-2°C (29°F)0°C (33°F)
Wind
Speed19km/h (12mph)22km/h (14mph)18km/h (11mph)17km/h (11mph)17km/h (11mph)16km/h (10mph)10km/h (6mph)8km/h (5mph)
Gusts32km/h (20mph)34km/h (21mph)29km/h (18mph)23km/h (14mph)22km/h (14mph)25km/h (15mph)22km/h (14mph)14km/h (9mph)
Direction 305°
NW
308°
NW
312°
NW
312°
NW
299°
WNW
305°
NW
325°
NW
338°
NNW
Wind chill3°C (37°F)2°C (36°F)3°C (37°F)5°C (41°F)7°C (45°F)7°C (44°F)2°C (35°F)4°C (40°F)
Waves
Height0.6m (1.9ft)0.5m (1.7ft)0.4m (1.4ft)0.4m (1.4ft)0.3m (1.1ft)0.3m (0.9ft)0.2m (0.7ft)0.1m (0.4ft)
Direction 295°
WNW
300°
WNW
298°
WNW
300°
WNW
297°
WNW
291°
WNW
287°
WNW
287°
WNW
Period5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.5.1 sec.2.5 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°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 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (42°F)5°C (42°F)5°C (42°F)8°C (47°F)10°C (50°F)11°C (52°F)9°C (48°F)10°C (50°F)
Perceived temperature4°C (39°F)5°C (40°F)5°C (40°F)8°C (47°F)9°C (49°F)11°C (51°F)8°C (47°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%76%78%71%67%64%79%75%
Barometric pressure1025 hPa1025 hPa1025 hPa1025 hPa1023 hPa1022 hPa1023 hPa1023 hPa
Cloud cover5%5%48%43%57%68%84%100%
Heat index5°C (42°F)5°C (42°F)5°C (42°F)8°C (47°F)10°C (50°F)11°C (52°F)9°C (48°F)10°C (50°F)
Dew point1°C (34°F)1°C (35°F)2°C (35°F)3°C (38°F)4°C (40°F)5°C (41°F)6°C (42°F)6°C (43°F)
Wind
Speed7km/h (4mph)5km/h (3mph)5km/h (3mph)4km/h (3mph)6km/h (4mph)7km/h (4mph)6km/h (4mph)3km/h (2mph)
Gusts14km/h (8mph)9km/h (6mph)9km/h (5mph)6km/h (4mph)9km/h (6mph)10km/h (6mph)13km/h (8mph)4km/h (3mph)
Direction 346°
NNW

N
329°
NNW
227°
SW
244°
WSW
256°
WSW
319°
NW
315°
NW
Wind chill4°C (39°F)5°C (40°F)5°C (40°F)8°C (47°F)9°C (49°F)11°C (51°F)8°C (47°F)10°C (50°F)
Waves
Height0.3m (1.1ft)0.5m (1.7ft)0.2m (0.8ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.3ft)0.1m (0.4ft)
Direction 278°
W
246°
WSW
237°
WSW
231°
SW
230°
SW
232°
SW
226°
SW
228°
SW
Period2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.2.5 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°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. 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 14.3mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (51°F)10°C (51°F)10°C (50°F)11°C (52°F)12°C (53°F)10°C (50°F)9°C (49°F)9°C (48°F)
Perceived temperature10°C (50°F)10°C (50°F)10°C (50°F)11°C (52°F)12°C (54°F)9°C (49°F)7°C (45°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity76%78%77%72%74%88%89%84%
Barometric pressure1023 hPa1022 hPa1021 hPa1022 hPa1020 hPa1018 hPa1019 hPa1020 hPa
Cloud cover67%54%57%61%100%100%100%100%
Heat index11°C (51°F)10°C (51°F)10°C (50°F)11°C (52°F)12°C (53°F)10°C (50°F)9°C (49°F)9°C (48°F)
Dew point7°C (44°F)7°C (44°F)6°C (43°F)6°C (43°F)7°C (45°F)8°C (47°F)8°C (46°F)6°C (44°F)
Wind
Speed7km/h (4mph)5km/h (3mph)3km/h (2mph)2km/h (1mph)4km/h (2mph)7km/h (4mph)15km/h (9mph)9km/h (5mph)
Gusts11km/h (7mph)8km/h (5mph)5km/h (3mph)3km/h (2mph)5km/h (3mph)11km/h (7mph)23km/h (14mph)14km/h (9mph)
Direction 259°
WSW
305°
NW
305°
NW
60°
ENE
144°
SE
54°
NE
13°
NNE

N
Wind chill10°C (50°F)10°C (50°F)10°C (50°F)11°C (52°F)12°C (54°F)9°C (49°F)7°C (45°F)8°C (46°F)
Waves
Height0.2m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.3ft)0.4m (1.4ft)0.5m (1.5ft)0.3m (1.0ft)0.5m (1.6ft)
Direction 219°
SW
220°
SW
218°
SW
215°
SW
206°
SSW
157°
SSE
152°
SSE
153°
SSE
Period2.5 sec.2.6 sec.2.7 sec.2.7 sec.2.7 sec.3.3 sec.3.3 sec.3.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°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 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 8.1mph km/h (with gusts up to 15.5mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature9°C (49°F)8°C (46°F)8°C (46°F)9°C (49°F)11°C (52°F)12°C (53°F)6°C (42°F)8°C (46°F)
Perceived temperature8°C (47°F)6°C (43°F)7°C (44°F)8°C (46°F)9°C (49°F)10°C (51°F)3°C (38°F)5°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%80%79%63%61%71%76%
Barometric pressure1021 hPa1022 hPa1022 hPa1025 hPa1025 hPa1024 hPa1026 hPa1027 hPa
Cloud cover78%1%60%37%6%43%0%0%
Heat index9°C (49°F)8°C (46°F)8°C (46°F)9°C (49°F)11°C (52°F)12°C (53°F)6°C (42°F)8°C (46°F)
Dew point6°C (44°F)5°C (41°F)5°C (40°F)6°C (42°F)4°C (39°F)4°C (40°F)1°C (33°F)4°C (39°F)
Wind
Speed7km/h (4mph)9km/h (6mph)8km/h (5mph)11km/h (7mph)13km/h (8mph)11km/h (7mph)10km/h (6mph)13km/h (8mph)
Gusts11km/h (7mph)17km/h (10mph)13km/h (8mph)16km/h (10mph)19km/h (12mph)16km/h (10mph)22km/h (14mph)25km/h (16mph)
Direction 309°
NW
349°
N
45°
NE
66°
ENE
68°
ENE
87°
E
58°
ENE
49°
NE
Wind chill8°C (47°F)6°C (43°F)7°C (44°F)8°C (46°F)9°C (49°F)10°C (51°F)3°C (38°F)5°C (42°F)
Waves
Height0.5m (1.7ft)0.1m (0.5ft)0.1m (0.4ft)0.2m (0.8ft)0.1m (0.3ft)0.3m (1.1ft)0.1m (0.3ft)0.2m (0.5ft)
Direction 156°
SSE
339°
NNW

N
360°
N
354°
N
352°
N
356°
N
9999°
Period3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.
Significant height0.2m (0.7ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°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 54°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 8.7mph 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 temperature7°C (45°F)7°C (44°F)7°C (44°F)9°C (48°F)12°C (54°F)12°C (54°F)6°C (43°F)9°C (48°F)
Perceived temperature5°C (40°F)4°C (39°F)4°C (39°F)7°C (44°F)11°C (51°F)11°C (52°F)4°C (39°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%80%82%75%67%68%82%82%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1027 hPa1026 hPa1027 hPa1027 hPa
Cloud cover0%16%3%22%7%10%1%5%
Heat index7°C (45°F)7°C (44°F)7°C (44°F)9°C (48°F)12°C (54°F)12°C (54°F)6°C (43°F)9°C (48°F)
Dew point4°C (38°F)4°C (38°F)4°C (39°F)5°C (40°F)6°C (43°F)7°C (44°F)3°C (38°F)6°C (43°F)
Wind
Speed13km/h (8mph)14km/h (9mph)13km/h (8mph)12km/h (8mph)13km/h (8mph)14km/h (9mph)11km/h (7mph)12km/h (7mph)
Gusts24km/h (15mph)25km/h (16mph)26km/h (16mph)18km/h (11mph)18km/h (11mph)21km/h (13mph)23km/h (14mph)24km/h (15mph)
Direction 46°
NE
53°
NE
51°
NE
67°
ENE
114°
ESE
121°
ESE
65°
ENE
56°
NE
Wind chill5°C (40°F)4°C (39°F)4°C (39°F)7°C (44°F)11°C (51°F)11°C (52°F)4°C (39°F)7°C (45°F)
Waves
Height0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)0.4m (1.4ft)0.1m (0.3ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 64°
ENE
61°
ENE
60°
ENE
65°
ENE
74°
ENE
101°
E
97°
E
87°
E
Period3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.3.3 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)17°C (63°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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