Sea weather in Asahi in Japan All the beach weather in Asahi

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

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

Date Outside temp. Our opinion
Thursday 29 January 202638°F to 43°Fdiscouraged
Friday 30 January 202638°F to 43°Fdiscouraged
Saturday 31 January 202640°F to 43°Fnot recommended
Sunday 1 February 202640°F to 47°Frecommended
Monday 2 February 202643°F to 47°Fdiscouraged
Tuesday 3 February 202641°F to 47°Fdiscouraged
Wednesday 4 February 202643°F to 49°Frecommended

Sea Weather: Your daily and hourly sea weather in Asahi

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 06:39 and will set at 17:00 on the beach(es) of Asahi. The outside temperature will be a high of 43°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 11.2mph km/h (with gusts up to 13.7mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (42°F)4°C (40°F)3°C (38°F)4°C (38°F)4°C (40°F)5°C (41°F)5°C (41°F)5°C (41°F)
Perceived temperature3°C (37°F)1°C (34°F)-1°C (31°F)-0°C (32°F)1°C (34°F)4°C (38°F)4°C (39°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%84%85%82%60%48%49%54%
Barometric pressure1016 hPa1017 hPa1017 hPa1018 hPa1016 hPa1015 hPa1015 hPa1015 hPa
Cloud cover96%87%100%60%85%17%44%55%
Heat index5°C (42°F)4°C (40°F)3°C (38°F)4°C (38°F)4°C (40°F)5°C (41°F)5°C (41°F)5°C (41°F)
Dew point0°C (32°F)2°C (35°F)1°C (34°F)1°C (33°F)-3°C (27°F)-5°C (23°F)-5°C (24°F)-3°C (26°F)
Wind
Speed12km/h (8mph)14km/h (9mph)18km/h (11mph)16km/h (10mph)14km/h (9mph)6km/h (4mph)6km/h (4mph)10km/h (6mph)
Gusts15km/h (10mph)17km/h (11mph)22km/h (14mph)20km/h (12mph)18km/h (11mph)9km/h (6mph)9km/h (6mph)15km/h (9mph)
Direction 33°
NNE
10°
N
348°
NNW
325°
NW
345°
NNW
53°
NE
116°
ESE
356°
N
Wind chill3°C (37°F)1°C (34°F)-1°C (31°F)-0°C (32°F)1°C (34°F)4°C (38°F)4°C (39°F)3°C (37°F)
Waves
Height1.0m (3.4ft)1.1m (3.5ft)1.1m (3.6ft)1.1m (3.5ft)1.0m (3.2ft)0.9m (3.0ft)0.9m (2.9ft)0.9m (2.9ft)
Direction 68°
ENE
79°
E
79°
ENE
79°
ENE
79°
ENE
77°
ENE
76°
ENE
75°
ENE
Period12.8 sec.10.0 sec.12.7 sec.12.5 sec.10.1 sec.10.0 sec.11.9 sec.10.0 sec.
Significant height0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)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 Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 06:38 and will set at 17:01 on the beach(es) of Asahi. The outside temperature will be a high of 43°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 18.6mph km/h (with gusts up to 28mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (40°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (40°F)6°C (43°F)5°C (40°F)5°C (41°F)
Perceived temperature-0°C (31°F)-1°C (30°F)-2°C (29°F)-1°C (31°F)-0°C (32°F)2°C (35°F)-0°C (31°F)0°C (33°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity54%47%45%41%32%27%33%37%
Barometric pressure1015 hPa1015 hPa1016 hPa1018 hPa1016 hPa1016 hPa1017 hPa1017 hPa
Cloud cover57%2%0%0%3%5%10%22%
Heat index5°C (40°F)4°C (39°F)4°C (39°F)4°C (39°F)5°C (40°F)6°C (43°F)5°C (40°F)5°C (41°F)
Dew point-4°C (25°F)-6°C (21°F)-7°C (19°F)-8°C (18°F)-11°C (13°F)-11°C (12°F)-10°C (14°F)-9°C (16°F)
Wind
Speed27km/h (17mph)28km/h (18mph)30km/h (18mph)25km/h (16mph)27km/h (17mph)25km/h (16mph)29km/h (18mph)23km/h (14mph)
Gusts33km/h (21mph)36km/h (22mph)39km/h (24mph)31km/h (19mph)41km/h (25mph)38km/h (24mph)45km/h (28mph)30km/h (19mph)
Direction 345°
NNW
334°
NNW
329°
NNW
320°
NW
319°
NW
308°
NW
325°
NW
334°
NNW
Wind chill-0°C (31°F)-1°C (30°F)-2°C (29°F)-1°C (31°F)-0°C (32°F)2°C (35°F)-0°C (31°F)0°C (33°F)
Waves
Height1.0m (3.4ft)1.3m (4.1ft)1.3m (4.2ft)1.2m (4.1ft)1.1m (3.7ft)1.0m (3.3ft)1.0m (3.4ft)1.0m (3.4ft)
Direction 74°
ENE
70°
ENE
70°
ENE
70°
ENE
71°
ENE
71°
ENE
71°
ENE
71°
ENE
Period12.1 sec.12.5 sec.12.8 sec.10.7 sec.8.6 sec.12.3 sec.12.0 sec.11.9 sec.
Significant height0.9m (3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.3m (4.3ft)1.0m (3.3ft)1.2m (3.9ft)0.9m (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 Saturday 31 January 2026

On Saturday 31 January 2026, the sun will rise at 06:38 and will set at 17:03 on the beach(es) of Asahi. The outside temperature will be a high of 43°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! Be careful, the sea will be generally rough with a wind speed of up to 25.5mph 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 temperature4°C (39°F)4°C (39°F)4°C (38°F)4°C (40°F)5°C (41°F)6°C (43°F)5°C (41°F)6°C (42°F)
Perceived temperature-1°C (30°F)-2°C (29°F)-3°C (27°F)-1°C (30°F)0°C (32°F)2°C (36°F)3°C (37°F)4°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity38%42%41%39%32%27%26%25%
Barometric pressure1017 hPa1017 hPa1017 hPa1019 hPa1018 hPa1017 hPa1018 hPa1019 hPa
Cloud cover23%46%7%2%4%5%6%10%
Heat index4°C (39°F)4°C (39°F)4°C (38°F)4°C (40°F)5°C (41°F)6°C (43°F)5°C (41°F)6°C (42°F)
Dew point-9°C (16°F)-8°C (18°F)-8°C (17°F)-8°C (17°F)-10°C (14°F)-12°C (11°F)-13°C (9°F)-13°C (9°F)
Wind
Speed29km/h (18mph)35km/h (21mph)41km/h (25mph)33km/h (20mph)28km/h (17mph)21km/h (13mph)10km/h (6mph)7km/h (4mph)
Gusts36km/h (22mph)42km/h (26mph)51km/h (31mph)38km/h (24mph)39km/h (24mph)33km/h (21mph)18km/h (11mph)11km/h (7mph)
Direction 323°
NW
322°
NW
313°
NW
312°
NW
320°
NW
306°
NW
324°
NW
286°
WNW
Wind chill-1°C (30°F)-2°C (29°F)-3°C (27°F)-1°C (30°F)0°C (32°F)2°C (36°F)3°C (37°F)4°C (40°F)
Waves
Height1.1m (3.6ft)1.1m (3.7ft)1.2m (4.1ft)1.4m (4.5ft)1.1m (3.5ft)0.8m (2.7ft)0.7m (2.3ft)0.7m (2.5ft)
Direction 72°
ENE
71°
ENE
38°
NE
20°
NNE
43°
NE
69°
ENE
69°
ENE
60°
ENE
Period11.8 sec.11.6 sec.11.4 sec.10.6 sec.12.7 sec.8.3 sec.8.5 sec.8.5 sec.
Significant height1.1m (3.6ft)1.3m (4.3ft)1.3m (4.3ft)1.6m (5.2ft)1.2m (3.9ft)0.9m (3ft)0.7m (2.3ft)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 Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 06:37 and will set at 17:04 on the beach(es) of Asahi. The outside temperature will be a high of 47°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 7.5mph km/h (with gusts up to 14.9mph). Wave height will be up to 2.3ft 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)5°C (41°F)7°C (44°F)7°C (45°F)6°C (42°F)8°C (46°F)
Perceived temperature3°C (37°F)2°C (36°F)2°C (36°F)3°C (37°F)5°C (42°F)5°C (41°F)3°C (38°F)6°C (42°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity30%41%43%41%41%46%51%49%
Barometric pressure1018 hPa1017 hPa1018 hPa1018 hPa1016 hPa1014 hPa1014 hPa1014 hPa
Cloud cover15%7%48%100%87%11%3%3%
Heat index5°C (41°F)5°C (41°F)5°C (40°F)5°C (41°F)7°C (44°F)7°C (45°F)6°C (42°F)8°C (46°F)
Dew point-11°C (13°F)-7°C (19°F)-7°C (20°F)-7°C (19°F)-5°C (22°F)-4°C (25°F)-4°C (26°F)-2°C (28°F)
Wind
Speed10km/h (6mph)12km/h (7mph)10km/h (6mph)10km/h (6mph)8km/h (5mph)11km/h (7mph)12km/h (8mph)12km/h (8mph)
Gusts15km/h (9mph)18km/h (11mph)15km/h (10mph)13km/h (8mph)10km/h (6mph)17km/h (10mph)24km/h (15mph)19km/h (12mph)
Direction 307°
NW
330°
NNW
316°
NW
300°
WNW
232°
SW
204°
SSW
207°
SSW
262°
W
Wind chill3°C (37°F)2°C (36°F)2°C (36°F)3°C (37°F)5°C (42°F)5°C (41°F)3°C (38°F)6°C (42°F)
Waves
Height0.7m (2.4ft)0.7m (2.2ft)0.6m (2.0ft)0.6m (1.9ft)0.5m (1.8ft)0.5m (1.7ft)0.6m (1.8ft)0.6m (1.9ft)
Direction 61°
ENE
71°
ENE
71°
ENE
71°
ENE
72°
ENE
73°
ENE
74°
ENE
74°
ENE
Period6.4 sec.8.2 sec.8.1 sec.12.1 sec.9.6 sec.9.8 sec.8.7 sec.8.6 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)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 Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 06:36 and will set at 17:05 on the beach(es) of Asahi. The outside temperature will be a high of 47°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 16.2mph km/h (with gusts up to 23mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (45°F)7°C (45°F)6°C (44°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (44°F)6°C (42°F)
Perceived temperature4°C (39°F)3°C (37°F)2°C (36°F)4°C (39°F)6°C (42°F)6°C (43°F)4°C (39°F)3°C (37°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity49%60%57%49%42%44%60%86%
Barometric pressure1014 hPa1016 hPa1017 hPa1018 hPa1017 hPa1016 hPa1016 hPa1016 hPa
Cloud cover2%88%9%29%51%71%72%100%
Heat index7°C (45°F)7°C (45°F)6°C (44°F)7°C (45°F)7°C (45°F)8°C (46°F)7°C (44°F)6°C (42°F)
Dew point-3°C (27°F)-0°C (31°F)-2°C (29°F)-3°C (27°F)-5°C (24°F)-4°C (25°F)-1°C (31°F)3°C (38°F)
Wind
Speed18km/h (11mph)26km/h (16mph)26km/h (16mph)16km/h (10mph)9km/h (6mph)9km/h (5mph)14km/h (9mph)11km/h (7mph)
Gusts26km/h (16mph)37km/h (23mph)34km/h (21mph)20km/h (13mph)12km/h (7mph)12km/h (7mph)20km/h (12mph)15km/h (9mph)
Direction 336°
NNW
16°
NNE
20°
NNE
15°
NNE
10°
N
84°
E
123°
ESE
117°
ESE
Wind chill4°C (39°F)3°C (37°F)2°C (36°F)4°C (39°F)6°C (42°F)6°C (43°F)4°C (39°F)3°C (37°F)
Waves
Height0.6m (2.0ft)0.7m (2.3ft)0.7m (2.4ft)0.8m (2.6ft)0.7m (2.4ft)0.6m (2.1ft)0.6m (1.9ft)0.6m (2.0ft)
Direction 74°
ENE
75°
ENE
75°
ENE
77°
ENE
78°
ENE
78°
ENE
78°
ENE
79°
E
Period8.8 sec.8.9 sec.8.3 sec.7.5 sec.7.6 sec.4.9 sec.5.2 sec.6.8 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (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 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 06:35 and will set at 17:06 on the beach(es) of Asahi. The outside temperature will be a high of 47°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 22.4mph km/h (with gusts up to 30.5mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature5°C (42°F)6°C (42°F)6°C (43°F)6°C (43°F)6°C (43°F)8°C (46°F)7°C (45°F)7°C (45°F)
Perceived temperature2°C (35°F)1°C (33°F)1°C (34°F)2°C (35°F)2°C (36°F)5°C (41°F)4°C (40°F)5°C (40°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%83%59%49%41%32%35%44%
Barometric pressure1015 hPa1015 hPa1017 hPa1020 hPa1020 hPa1020 hPa1022 hPa1023 hPa
Cloud cover100%100%70%2%6%15%14%0%
Heat index5°C (42°F)6°C (42°F)6°C (43°F)6°C (43°F)6°C (43°F)8°C (46°F)7°C (45°F)7°C (45°F)
Dew point4°C (39°F)3°C (38°F)-1°C (30°F)-4°C (26°F)-6°C (21°F)-8°C (18°F)-7°C (19°F)-4°C (25°F)
Wind
Speed17km/h (10mph)35km/h (22mph)36km/h (22mph)31km/h (19mph)22km/h (14mph)16km/h (10mph)17km/h (10mph)14km/h (9mph)
Gusts21km/h (13mph)49km/h (30mph)46km/h (29mph)39km/h (24mph)30km/h (19mph)23km/h (14mph)27km/h (17mph)21km/h (13mph)
Direction 29°
NNE
359°
N

N
352°
N
337°
NNW
331°
NNW
350°
N
358°
N
Wind chill2°C (35°F)1°C (33°F)1°C (34°F)2°C (35°F)2°C (36°F)5°C (41°F)4°C (40°F)5°C (40°F)
Waves
Height0.7m (2.2ft)0.9m (2.9ft)0.9m (3.0ft)0.8m (2.8ft)0.8m (2.5ft)0.6m (2.0ft)0.5m (1.8ft)0.5m (1.8ft)
Direction 155°
SSE
194°
SSW

N
61°
ENE
51°
NE
48°
NE
60°
ENE
73°
ENE
Period7.4 sec.8.3 sec.9.0 sec.7.5 sec.6.0 sec.5.2 sec.4.9 sec.4.9 sec.
Significant height0.6m (2ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)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 4 February 2026

On Wednesday 4 February 2026, the sun will rise at 06:34 and will set at 17:07 on the beach(es) of Asahi. The outside temperature will be a high of 49°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 5mph km/h (with gusts up to 9.9mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature7°C (44°F)6°C (43°F)6°C (42°F)7°C (45°F)8°C (47°F)9°C (49°F)8°C (47°F)9°C (48°F)
Perceived temperature5°C (41°F)5°C (41°F)4°C (39°F)7°C (45°F)7°C (45°F)9°C (47°F)7°C (44°F)8°C (46°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity48%51%51%44%53%43%39%42%
Barometric pressure1023 hPa1023 hPa1023 hPa1023 hPa1020 hPa1018 hPa1019 hPa1018 hPa
Cloud cover4%0%0%36%12%5%4%100%
Heat index7°C (44°F)6°C (43°F)6°C (42°F)7°C (45°F)8°C (47°F)9°C (49°F)8°C (47°F)9°C (48°F)
Dew point-4°C (26°F)-3°C (26°F)-4°C (25°F)-4°C (25°F)-1°C (31°F)-3°C (27°F)-5°C (23°F)-3°C (26°F)
Wind
Speed8km/h (5mph)5km/h (3mph)7km/h (4mph)4km/h (3mph)6km/h (4mph)6km/h (4mph)8km/h (5mph)7km/h (4mph)
Gusts12km/h (8mph)8km/h (5mph)11km/h (7mph)6km/h (4mph)9km/h (5mph)11km/h (7mph)16km/h (10mph)10km/h (6mph)
Direction 357°
N
316°
NW
269°
W
278°
W
298°
WNW
264°
W
300°
WNW
281°
W
Wind chill5°C (41°F)5°C (41°F)4°C (39°F)7°C (45°F)7°C (45°F)9°C (47°F)7°C (44°F)8°C (46°F)
Waves
Height0.6m (1.9ft)0.7m (2.2ft)0.7m (2.5ft)0.7m (2.4ft)0.8m (2.5ft)0.8m (2.7ft)0.8m (2.7ft)0.8m (2.7ft)
Direction 65°
ENE
75°
ENE
75°
ENE
77°
ENE
77°
ENE
78°
ENE
78°
ENE
80°
E
Period5.3 sec.5.4 sec.4.2 sec.8.3 sec.9.2 sec.12.1 sec.14.6 sec.14.4 sec.
Significant height0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.8m (2.6ft)
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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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