Sea weather in Saiki in Japan All the beach weather in Saiki

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

Discover the best moment to go to the beach in Saiki in Japan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Saiki. 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 202545°F to 50°Fdiscouraged
Tuesday 16 December 202547°F to 52°Frecommended
Wednesday 17 December 202552°F to 59°Fdiscouraged
Thursday 18 December 202549°F to 56°Fdiscouraged
Friday 19 December 202552°F to 59°Frecommended
Saturday 20 December 202556°F to 61°Frecommended
Sunday 21 December 202559°F to 61°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Saiki

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:08 and will set at 17:07 on the beach(es) of Saiki. The outside temperature will be a high of 50°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 16.8mph km/h (with gusts up to 21.8mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (46°F)9°C (47°F)7°C (45°F)10°C (49°F)
Perceived temperature5°C (40°F)5°C (40°F)4°C (40°F)5°C (41°F)4°C (40°F)5°C (42°F)3°C (38°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%69%71%63%54%49%56%60%
Barometric pressure1020 hPa1021 hPa1022 hPa1024 hPa1023 hPa1023 hPa1024 hPa1024 hPa
Cloud cover86%85%81%0%0%0%0%0%
Heat index8°C (47°F)8°C (47°F)8°C (47°F)8°C (47°F)8°C (46°F)9°C (47°F)7°C (45°F)10°C (49°F)
Dew point3°C (38°F)3°C (38°F)3°C (38°F)2°C (35°F)-1°C (30°F)-1°C (29°F)-1°C (30°F)2°C (36°F)
Wind
Speed26km/h (16mph)27km/h (17mph)26km/h (16mph)23km/h (15mph)23km/h (14mph)23km/h (14mph)21km/h (13mph)15km/h (9mph)
Gusts34km/h (21mph)35km/h (22mph)33km/h (20mph)29km/h (18mph)25km/h (16mph)23km/h (14mph)23km/h (14mph)22km/h (14mph)
Direction 295°
WNW
308°
NW
311°
NW
303°
WNW
325°
NW
341°
NNW
342°
NNW
306°
NW
Wind chill5°C (40°F)5°C (40°F)4°C (40°F)5°C (41°F)4°C (40°F)5°C (42°F)3°C (38°F)7°C (45°F)
Waves
Height1.1m (3.6ft)1.0m (3.2ft)0.9m (3.0ft)0.8m (2.8ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.5ft)0.6m (2.0ft)
Direction 322°
NW
325°
NW
322°
NW
323°
NW
108°
ESE
112°
ESE
114°
ESE
115°
ESE
Period7.1 sec.6.9 sec.6.7 sec.10.7 sec.9.9 sec.9.5 sec.9.4 sec.9.4 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.7m (2.3ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 07:08 and will set at 17:08 on the beach(es) of Saiki. The outside temperature will be a high of 52°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 6.8mph 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 temperature9°C (47°F)8°C (47°F)8°C (46°F)9°C (48°F)9°C (47°F)9°C (47°F)11°C (51°F)11°C (52°F)
Perceived temperature7°C (44°F)7°C (45°F)6°C (43°F)7°C (45°F)7°C (45°F)7°C (44°F)11°C (51°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%63%60%56%50%54%59%62%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover22%3%38%2%0%0%25%0%
Heat index9°C (47°F)8°C (47°F)8°C (46°F)9°C (48°F)9°C (47°F)9°C (47°F)11°C (51°F)11°C (52°F)
Dew point2°C (36°F)2°C (35°F)1°C (33°F)1°C (33°F)-1°C (30°F)-0°C (32°F)3°C (37°F)4°C (40°F)
Wind
Speed10km/h (6mph)7km/h (4mph)10km/h (6mph)10km/h (6mph)9km/h (5mph)11km/h (7mph)5km/h (3mph)8km/h (5mph)
Gusts15km/h (9mph)11km/h (7mph)16km/h (10mph)14km/h (9mph)16km/h (10mph)23km/h (14mph)9km/h (6mph)13km/h (8mph)
Direction 289°
WNW
281°
WNW
309°
NW
308°
NW
354°
N
23°
NNE
320°
NW
292°
WNW
Wind chill7°C (44°F)7°C (45°F)6°C (43°F)7°C (45°F)7°C (45°F)7°C (44°F)11°C (51°F)10°C (50°F)
Waves
Height0.5m (1.6ft)0.4m (1.4ft)0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)0.4m (1.2ft)
Direction 116°
ESE
117°
ESE
118°
ESE
119°
ESE
119°
ESE
121°
ESE
121°
ESE
121°
ESE
Period9.3 sec.9.3 sec.9.2 sec.9.1 sec.8.9 sec.8.6 sec.8.6 sec.8.5 sec.
Significant height0.6m (2ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:09 and will set at 17:08 on the beach(es) of Saiki. The outside temperature will be a high of 59°F t and a low of 52°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 13.1mph km/h (with gusts up to 17.4mph). 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)11°C (51°F)11°C (51°F)12°C (53°F)14°C (57°F)15°C (58°F)13°C (55°F)13°C (55°F)
Perceived temperature9°C (49°F)9°C (48°F)10°C (49°F)12°C (53°F)13°C (56°F)13°C (56°F)13°C (55°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%69%68%64%55%60%74%85%
Barometric pressure1023 hPa1023 hPa1023 hPa1023 hPa1021 hPa1020 hPa1021 hPa1022 hPa
Cloud cover2%6%27%61%25%56%100%100%
Heat index11°C (51°F)11°C (51°F)11°C (51°F)12°C (53°F)14°C (57°F)15°C (58°F)13°C (55°F)13°C (55°F)
Dew point4°C (40°F)5°C (41°F)5°C (41°F)5°C (41°F)5°C (41°F)7°C (45°F)8°C (46°F)10°C (50°F)
Wind
Speed10km/h (6mph)11km/h (7mph)8km/h (5mph)6km/h (4mph)9km/h (6mph)21km/h (13mph)4km/h (2mph)15km/h (10mph)
Gusts16km/h (10mph)18km/h (11mph)13km/h (8mph)9km/h (5mph)13km/h (8mph)28km/h (18mph)6km/h (4mph)22km/h (13mph)
Direction 270°
W
247°
WSW
266°
W
214°
SW
151°
SSE
181°
S
353°
N
345°
NNW
Wind chill9°C (49°F)9°C (48°F)10°C (49°F)12°C (53°F)13°C (56°F)13°C (56°F)13°C (55°F)11°C (52°F)
Waves
Height0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.5ft)0.4m (1.3ft)
Direction 121°
ESE
121°
ESE
120°
ESE
120°
ESE
119°
ESE
119°
ESE
124°
SE
123°
ESE
Period8.5 sec.8.4 sec.8.3 sec.8.2 sec.8.1 sec.7.9 sec.7.8 sec.7.8 sec.
Significant height0.6m (2ft)0.6m (2ft)0.4m (1.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 07:09 and will set at 17:08 on the beach(es) of Saiki. 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 16.2mph km/h (with gusts up to 21.1mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)11°C (51°F)10°C (50°F)9°C (48°F)12°C (54°F)
Perceived temperature11°C (52°F)11°C (51°F)10°C (50°F)10°C (50°F)8°C (47°F)8°C (47°F)7°C (44°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%81%74%69%61%60%60%62%
Barometric pressure1022 hPa1023 hPa1023 hPa1026 hPa1025 hPa1024 hPa1025 hPa1026 hPa
Cloud cover100%100%94%15%0%0%0%0%
Heat index13°C (55°F)13°C (55°F)12°C (54°F)12°C (54°F)11°C (51°F)10°C (50°F)9°C (48°F)12°C (54°F)
Dew point10°C (51°F)10°C (49°F)8°C (46°F)7°C (44°F)3°C (38°F)3°C (37°F)1°C (35°F)5°C (41°F)
Wind
Speed18km/h (11mph)26km/h (16mph)22km/h (14mph)20km/h (13mph)16km/h (10mph)14km/h (9mph)13km/h (8mph)11km/h (7mph)
Gusts24km/h (15mph)34km/h (21mph)30km/h (19mph)26km/h (16mph)29km/h (18mph)29km/h (18mph)26km/h (16mph)16km/h (10mph)
Direction 335°
NNW
329°
NNW
333°
NNW
321°
NW
339°
NNW
357°
N
342°
NNW
321°
NW
Wind chill11°C (52°F)11°C (51°F)10°C (50°F)10°C (50°F)8°C (47°F)8°C (47°F)7°C (44°F)11°C (52°F)
Waves
Height0.5m (1.6ft)0.7m (2.2ft)0.7m (2.4ft)0.6m (2.1ft)0.5m (1.7ft)0.5m (1.6ft)0.5m (1.5ft)0.4m (1.4ft)
Direction 123°
ESE
348°
NNW
350°
N
355°
N
114°
ESE
115°
ESE
116°
ESE
117°
ESE
Period7.7 sec.7.7 sec.7.7 sec.7.5 sec.10.0 sec.9.8 sec.9.7 sec.3.2 sec.
Significant height0.8m (2.6ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:10 and will set at 17:09 on the beach(es) of Saiki. The outside temperature will be a high of 59°F t and a low of 52°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 11.2mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)12°C (53°F)12°C (53°F)12°C (54°F)13°C (56°F)14°C (57°F)14°C (57°F)15°C (58°F)
Perceived temperature10°C (50°F)11°C (51°F)10°C (51°F)11°C (52°F)13°C (55°F)14°C (57°F)14°C (58°F)14°C (58°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity68%65%70%72%73%72%72%76%
Barometric pressure1025 hPa1025 hPa1025 hPa1026 hPa1024 hPa1023 hPa1024 hPa1024 hPa
Cloud cover40%56%5%95%69%18%27%31%
Heat index11°C (52°F)12°C (53°F)12°C (53°F)12°C (54°F)13°C (56°F)14°C (57°F)14°C (57°F)15°C (58°F)
Dew point5°C (42°F)5°C (42°F)6°C (43°F)7°C (45°F)9°C (48°F)9°C (48°F)9°C (48°F)10°C (50°F)
Wind
Speed12km/h (7mph)8km/h (5mph)11km/h (7mph)13km/h (8mph)10km/h (6mph)9km/h (5mph)5km/h (3mph)7km/h (4mph)
Gusts17km/h (11mph)12km/h (7mph)16km/h (10mph)18km/h (11mph)14km/h (9mph)13km/h (8mph)8km/h (5mph)11km/h (7mph)
Direction 308°
NW
308°
NW
320°
NW
320°
NW
351°
N

N
353°
N
314°
NW
Wind chill10°C (50°F)11°C (51°F)10°C (51°F)11°C (52°F)13°C (55°F)14°C (57°F)14°C (58°F)14°C (58°F)
Waves
Height0.4m (1.3ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.1ft)0.4m (1.2ft)0.4m (1.3ft)0.4m (1.3ft)
Direction 118°
ESE
118°
ESE
117°
ESE
117°
ESE
117°
ESE
118°
ESE
118°
ESE
119°
ESE
Period9.8 sec.9.8 sec.9.8 sec.9.9 sec.9.9 sec.9.9 sec.10.0 sec.9.9 sec.
Significant height0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.5m (1.6ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Saturday 20 December 2025

On Saturday 20 December 2025, the sun will rise at 07:11 and will set at 17:09 on the beach(es) of Saiki. The outside temperature will be a high of 61°F t and a low of 56°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 6.2mph km/h (with gusts up to 9.3mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (56°F)14°C (56°F)14°C (56°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (61°F)16°C (61°F)
Perceived temperature13°C (55°F)13°C (56°F)13°C (56°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (61°F)16°C (61°F)
Precipitation0in0in0in0in0in0in0in0.1in
Humidity83%82%82%81%76%79%81%91%
Barometric pressure1023 hPa1023 hPa1024 hPa1024 hPa1023 hPa1021 hPa1021 hPa1020 hPa
Cloud cover58%26%16%55%76%65%100%86%
Heat index13°C (56°F)14°C (56°F)14°C (56°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (61°F)16°C (61°F)
Dew point11°C (51°F)11°C (51°F)11°C (51°F)11°C (51°F)11°C (52°F)12°C (54°F)13°C (56°F)14°C (58°F)
Wind
Speed10km/h (6mph)7km/h (4mph)7km/h (4mph)7km/h (4mph)1km/h (1mph)5km/h (3mph)3km/h (2mph)7km/h (4mph)
Gusts15km/h (10mph)11km/h (7mph)11km/h (7mph)10km/h (6mph)2km/h (1mph)8km/h (5mph)5km/h (3mph)10km/h (6mph)
Direction 288°
WNW
298°
WNW
305°
NW
317°
NW
43°
NE
127°
SE
128°
SE
359°
N
Wind chill13°C (55°F)13°C (56°F)13°C (56°F)14°C (57°F)15°C (59°F)16°C (60°F)16°C (61°F)16°C (61°F)
Waves
Height0.4m (1.4ft)0.5m (1.7ft)0.6m (2.0ft)0.6m (2.1ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (1.9ft)0.5m (1.7ft)
Direction 120°
ESE
118°
ESE
119°
ESE
116°
ESE
115°
ESE
138°
SE
142°
SE
120°
ESE
Period9.8 sec.7.1 sec.6.8 sec.6.5 sec.6.1 sec.6.1 sec.5.9 sec.9.0 sec.
Significant height0.6m (2ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather on Sunday 21 December 2025

On Sunday 21 December 2025, the sun will rise at 07:11 and will set at 17:10 on the beach(es) of Saiki. The outside temperature will be a high of 61°F t and a low of 59°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 26.7mph km/h (with gusts up to 35.4mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (61°F)15°C (58°F)
Perceived temperature16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (61°F)12°C (54°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity94%93%93%91%90%88%87%84%
Barometric pressure1018 hPa1016 hPa1014 hPa1013 hPa1011 hPa1009 hPa1009 hPa1010 hPa
Cloud cover100%100%100%100%100%93%90%49%
Heat index16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (61°F)15°C (58°F)
Dew point15°C (58°F)15°C (58°F)15°C (58°F)14°C (58°F)14°C (57°F)14°C (57°F)14°C (57°F)12°C (53°F)
Wind
Speed10km/h (6mph)18km/h (11mph)15km/h (10mph)14km/h (9mph)15km/h (9mph)20km/h (13mph)28km/h (17mph)43km/h (27mph)
Gusts14km/h (9mph)25km/h (16mph)21km/h (13mph)19km/h (12mph)21km/h (13mph)29km/h (18mph)42km/h (26mph)57km/h (36mph)
Direction 335°
NNW
348°
NNW

N
328°
NNW
321°
NW
346°
NNW
339°
NNW
322°
NW
Wind chill16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (60°F)16°C (61°F)16°C (61°F)12°C (54°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.7ft)0.6m (2.1ft)0.8m (2.6ft)0.9m (2.9ft)0.9m (3.1ft)1.0m (3.4ft)
Direction 120°
ESE
122°
ESE
126°
SE
129°
SE
130°
SE
130°
SE
130°
SE
129°
SE
Period8.9 sec.8.2 sec.9.0 sec.9.0 sec.8.9 sec.8.7 sec.8.8 sec.8.7 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)0.3m (1ft)
Sea water temperature
Water temperature19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)19°C (67°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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