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
Friday 5 December 202532°F to 49°Fdiscouraged
Saturday 6 December 202538°F to 47°Frecommended
Sunday 7 December 202547°F to 58°Frecommended
Monday 8 December 202540°F to 58°Frecommended
Tuesday 9 December 202540°F to 52°Frecommended
Wednesday 10 December 202541°F to 52°Frecommended
Thursday 11 December 202545°F to 56°Frecommended

Sea Weather: Your daily and hourly sea weather in Hikari

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 07:03 and will set at 17:03 on the beach(es) of Hikari. The outside temperature will be a high of 49°F t and a low of 32°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 19.9mph km/h (with gusts up to 28mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)7°C (44°F)9°C (47°F)7°C (45°F)6°C (42°F)5°C (41°F)1°C (34°F)4°C (38°F)
Perceived temperature3°C (37°F)3°C (37°F)5°C (40°F)3°C (37°F)2°C (35°F)1°C (35°F)-2°C (28°F)1°C (35°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%63%55%53%44%46%62%69%
Barometric pressure1023 hPa1022 hPa1021 hPa1024 hPa1024 hPa1024 hPa1024 hPa1025 hPa
Cloud cover18%88%70%10%0%0%0%0%
Heat index6°C (43°F)7°C (44°F)9°C (47°F)7°C (45°F)6°C (42°F)5°C (41°F)1°C (34°F)4°C (38°F)
Dew point-0°C (31°F)0°C (33°F)0°C (32°F)-2°C (29°F)-5°C (22°F)-5°C (22°F)-5°C (23°F)-2°C (29°F)
Wind
Speed15km/h (10mph)26km/h (16mph)32km/h (20mph)29km/h (18mph)23km/h (14mph)19km/h (12mph)12km/h (7mph)8km/h (5mph)
Gusts26km/h (16mph)41km/h (25mph)45km/h (28mph)36km/h (22mph)39km/h (24mph)24km/h (15mph)24km/h (15mph)15km/h (10mph)
Direction 311°
NW
296°
WNW
300°
WNW
312°
NW
312°
NW
320°
NW
325°
NW
356°
N
Wind chill3°C (37°F)3°C (37°F)5°C (40°F)3°C (37°F)2°C (35°F)1°C (35°F)-2°C (28°F)1°C (35°F)
Waves
Height0.4m (1.3ft)0.6m (1.8ft)0.8m (2.6ft)0.8m (2.8ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1.0ft)0.2m (0.5ft)
Direction 277°
W
263°
W
261°
W
266°
W
287°
WNW
283°
WNW
302°
WNW
287°
WNW
Period0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.0.1 sec.3.9 sec.3.0 sec.
Significant height0.6m (2ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)0.7m (2.3ft)0.6m (2ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 07:04 and will set at 17:03 on the beach(es) of Hikari. The outside temperature will be a high of 47°F t and a low of 38°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 9.3mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature4°C (38°F)4°C (38°F)3°C (38°F)6°C (43°F)7°C (44°F)6°C (44°F)3°C (38°F)7°C (45°F)
Perceived temperature3°C (37°F)3°C (37°F)1°C (34°F)6°C (43°F)5°C (41°F)6°C (43°F)3°C (38°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%68%76%62%53%50%59%59%
Barometric pressure1025 hPa1025 hPa1024 hPa1025 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover0%0%0%0%0%0%0%14%
Heat index4°C (38°F)4°C (38°F)3°C (38°F)6°C (43°F)7°C (44°F)6°C (44°F)3°C (38°F)7°C (45°F)
Dew point-2°C (29°F)-2°C (29°F)-1°C (31°F)-1°C (31°F)-2°C (28°F)-3°C (26°F)-4°C (25°F)-0°C (32°F)
Wind
Speed5km/h (3mph)4km/h (3mph)8km/h (5mph)1km/h (0mph)8km/h (5mph)4km/h (3mph)3km/h (2mph)2km/h (1mph)
Gusts9km/h (5mph)8km/h (5mph)15km/h (9mph)1km/h (1mph)14km/h (8mph)9km/h (6mph)6km/h (4mph)4km/h (2mph)
Direction 12°
NNE
357°
N

N
32°
NNE
205°
SSW
212°
SSW
83°
E
21°
NNE
Wind chill3°C (37°F)3°C (37°F)1°C (34°F)6°C (43°F)5°C (41°F)6°C (43°F)3°C (38°F)7°C (45°F)
Waves
Height0.2m (0.7ft)0.4m (1.2ft)0.5m (1.7ft)0.3m (1.1ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.7ft)0.4m (1.4ft)
Direction 273°
W
258°
WSW
151°
SSE
151°
SSE
152°
SSE
152°
SSE
152°
SSE
152°
SSE
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.
Significant height0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 07:05 and will set at 17:03 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 9.9mph km/h (with gusts up to 21.1mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (47°F)8°C (47°F)11°C (51°F)13°C (55°F)14°C (57°F)14°C (58°F)12°C (53°F)12°C (53°F)
Perceived temperature8°C (47°F)9°C (47°F)10°C (49°F)13°C (55°F)13°C (56°F)14°C (57°F)10°C (50°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity59%68%71%66%62%63%74%77%
Barometric pressure1024 hPa1023 hPa1023 hPa1023 hPa1022 hPa1021 hPa1022 hPa1022 hPa
Cloud cover72%86%100%42%46%51%10%3%
Heat index8°C (47°F)8°C (47°F)11°C (51°F)13°C (55°F)14°C (57°F)14°C (58°F)12°C (53°F)12°C (53°F)
Dew point1°C (33°F)3°C (37°F)5°C (42°F)6°C (43°F)7°C (44°F)7°C (45°F)7°C (45°F)8°C (46°F)
Wind
Speed2km/h (1mph)3km/h (2mph)8km/h (5mph)5km/h (3mph)10km/h (6mph)11km/h (7mph)16km/h (10mph)12km/h (7mph)
Gusts3km/h (2mph)6km/h (4mph)14km/h (9mph)7km/h (4mph)14km/h (8mph)16km/h (10mph)34km/h (21mph)24km/h (15mph)
Direction 312°
NW
274°
W
215°
SW
227°
SW
241°
WSW
260°
W
292°
WNW
291°
WNW
Wind chill8°C (47°F)9°C (47°F)10°C (49°F)13°C (55°F)13°C (56°F)14°C (57°F)10°C (50°F)10°C (50°F)
Waves
Height0.4m (1.3ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)0.3m (1.0ft)0.4m (1.2ft)0.3m (0.9ft)
Direction 208°
SSW
230°
SW
229°
SW
224°
SW
224°
SW
226°
SW
248°
WSW
251°
WSW
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.
Significant height0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.3m (1ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 07:06 and will set at 17:03 on the beach(es) of Hikari. The outside temperature will be a high of 58°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 12.4mph km/h (with gusts up to 18mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature12°C (53°F)11°C (53°F)10°C (50°F)12°C (54°F)14°C (58°F)12°C (54°F)5°C (41°F)7°C (44°F)
Perceived temperature10°C (50°F)10°C (49°F)9°C (48°F)11°C (52°F)13°C (55°F)10°C (51°F)1°C (34°F)4°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%80%81%64%50%55%63%67%
Barometric pressure1022 hPa1022 hPa1023 hPa1023 hPa1022 hPa1022 hPa1024 hPa1025 hPa
Cloud cover15%1%9%6%49%100%0%0%
Heat index12°C (53°F)11°C (53°F)10°C (50°F)12°C (54°F)14°C (58°F)12°C (54°F)5°C (41°F)7°C (44°F)
Dew point8°C (47°F)8°C (47°F)7°C (45°F)6°C (43°F)4°C (39°F)4°C (38°F)-2°C (29°F)1°C (34°F)
Wind
Speed13km/h (8mph)15km/h (10mph)10km/h (6mph)11km/h (7mph)18km/h (11mph)20km/h (13mph)19km/h (12mph)13km/h (8mph)
Gusts25km/h (16mph)29km/h (18mph)20km/h (12mph)16km/h (10mph)24km/h (15mph)28km/h (17mph)21km/h (13mph)25km/h (15mph)
Direction 269°
W
276°
W
312°
NW
301°
WNW
312°
NW
329°
NNW
336°
NNW
335°
NNW
Wind chill10°C (50°F)10°C (49°F)9°C (48°F)11°C (52°F)13°C (55°F)10°C (51°F)1°C (34°F)4°C (40°F)
Waves
Height0.2m (0.8ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)
Direction 258°
WSW
252°
WSW
250°
WSW
253°
WSW
256°
WSW
309°
NW
328°
NNW
328°
NNW
Period2.7 sec.2.7 sec.2.7 sec.2.7 sec.2.7 sec.3.0 sec.3.0 sec.3.0 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 07:06 and will set at 17:04 on the beach(es) of Hikari. The outside temperature will be a high of 52°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 6.8mph km/h (with gusts up to 14.3mph). Wave height will be up to 1ft 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)8°C (46°F)10°C (49°F)9°C (49°F)5°C (41°F)7°C (44°F)
Perceived temperature4°C (39°F)4°C (38°F)3°C (38°F)7°C (44°F)10°C (49°F)9°C (47°F)2°C (36°F)5°C (41°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%73%74%62%47%48%65%68%
Barometric pressure1025 hPa1025 hPa1026 hPa1027 hPa1026 hPa1025 hPa1027 hPa1028 hPa
Cloud cover0%0%0%0%0%0%0%0%
Heat index6°C (43°F)6°C (42°F)5°C (41°F)8°C (46°F)10°C (49°F)9°C (49°F)5°C (41°F)7°C (44°F)
Dew point2°C (35°F)1°C (34°F)1°C (34°F)1°C (34°F)-1°C (30°F)-1°C (30°F)-1°C (30°F)1°C (34°F)
Wind
Speed11km/h (7mph)9km/h (6mph)8km/h (5mph)6km/h (4mph)2km/h (1mph)7km/h (4mph)11km/h (7mph)9km/h (6mph)
Gusts20km/h (13mph)17km/h (11mph)15km/h (9mph)8km/h (5mph)4km/h (2mph)14km/h (9mph)23km/h (14mph)18km/h (11mph)
Direction 360°
N

N
356°
N

N
292°
WNW
238°
WSW

N
19°
NNE
Wind chill4°C (39°F)4°C (38°F)3°C (38°F)7°C (44°F)10°C (49°F)9°C (47°F)2°C (36°F)5°C (41°F)
Waves
Height0.2m (0.8ft)0.2m (0.6ft)0.1m (0.4ft)0.3m (0.9ft)0.3m (1.0ft)0.1m (0.4ft)0.1m (0.4ft)0.1m (0.4ft)
Direction 326°
NNW
322°
NW
321°
NW
286°
WNW
9999°
329°
NNW
332°
NNW
332°
NNW
Period2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 07:07 and will set at 17:04 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 9.9mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature6°C (43°F)6°C (42°F)5°C (42°F)8°C (46°F)11°C (51°F)10°C (50°F)7°C (45°F)7°C (45°F)
Perceived temperature5°C (40°F)4°C (40°F)4°C (39°F)7°C (45°F)10°C (51°F)10°C (50°F)7°C (44°F)6°C (43°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%64%63%56%46%46%57%65%
Barometric pressure1027 hPa1027 hPa1027 hPa1028 hPa1026 hPa1025 hPa1026 hPa1025 hPa
Cloud cover0%0%7%46%9%6%7%5%
Heat index6°C (43°F)6°C (42°F)5°C (42°F)8°C (46°F)11°C (51°F)10°C (50°F)7°C (45°F)7°C (45°F)
Dew point0°C (33°F)-0°C (31°F)-1°C (30°F)-0°C (32°F)-1°C (31°F)-1°C (31°F)-1°C (31°F)1°C (34°F)
Wind
Speed8km/h (5mph)7km/h (4mph)8km/h (5mph)6km/h (4mph)5km/h (3mph)5km/h (3mph)5km/h (3mph)7km/h (4mph)
Gusts15km/h (10mph)14km/h (9mph)16km/h (10mph)8km/h (5mph)7km/h (4mph)8km/h (5mph)11km/h (7mph)14km/h (9mph)
Direction 32°
NNE
36°
NE
37°
NE
44°
NE
157°
SSE
181°
S
57°
ENE
51°
NE
Wind chill5°C (40°F)4°C (40°F)4°C (39°F)7°C (45°F)10°C (51°F)10°C (50°F)7°C (44°F)6°C (43°F)
Waves
Height0.5m (1.7ft)0.4m (1.3ft)0.1m (0.5ft)0.1m (0.3ft)0.5m (1.8ft)0.2m (0.5ft)0.6m (1.9ft)0.4m (1.2ft)
Direction 333°
NNW
338°
NNW
148°
SSE
148°
SSE
148°
SSE
148°
SSE
148°
SSE
9999°
Period2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.
Significant height0.2m (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)0.2m (0.7ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 07:08 and will set at 17:04 on the beach(es) of Hikari. The outside temperature will be a high of 56°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 11.2mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)8°C (46°F)8°C (46°F)10°C (50°F)12°C (53°F)13°C (55°F)9°C (48°F)9°C (48°F)
Perceived temperature6°C (42°F)7°C (44°F)7°C (44°F)10°C (49°F)12°C (54°F)13°C (56°F)9°C (47°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%61%66%63%55%49%65%72%
Barometric pressure1025 hPa1024 hPa1025 hPa1025 hPa1024 hPa1022 hPa1024 hPa1025 hPa
Cloud cover8%9%22%25%5%15%3%1%
Heat index7°C (45°F)8°C (46°F)8°C (46°F)10°C (50°F)12°C (53°F)13°C (55°F)9°C (48°F)9°C (48°F)
Dew point0°C (33°F)1°C (33°F)2°C (36°F)3°C (38°F)3°C (38°F)2°C (36°F)2°C (36°F)4°C (39°F)
Wind
Speed8km/h (5mph)7km/h (4mph)7km/h (4mph)6km/h (4mph)4km/h (3mph)5km/h (3mph)4km/h (3mph)9km/h (5mph)
Gusts17km/h (11mph)14km/h (9mph)14km/h (9mph)9km/h (5mph)6km/h (4mph)9km/h (5mph)9km/h (6mph)18km/h (11mph)
Direction 31°
NNE
45°
NE
24°
NNE
47°
NE
245°
WSW
233°
SW
316°
NW
19°
NNE
Wind chill6°C (42°F)7°C (44°F)7°C (44°F)10°C (49°F)12°C (54°F)13°C (56°F)9°C (47°F)8°C (46°F)
Waves
Height0.3m (0.9ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1.1ft)0.4m (1.3ft)0.1m (0.3ft)0.5m (1.8ft)0.1m (0.3ft)
Direction 152°
SSE
153°
SSE
154°
SSE
9999°
206°
SSW
207°
SSW
208°
SSW
205°
SSW
Period2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.2.3 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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