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
Sunday 14 December 202547°F to 58°Fnot recommended
Monday 15 December 202543°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 61°Frecommended
Saturday 20 December 202559°F to 61°Frecommended

Sea Weather: Your daily and hourly sea weather in Saiki

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 07:07 and will set at 17:07 on the beach(es) of Saiki. The outside temperature will be a high of 58°F t and a low of 47°F. Precipitation is in the forecast (0.2in throughout the day): choose the right time to go to the beach and dodge the raindrops. Be careful, the sea will be generally rough with a wind speed of up to 28mph km/h (with gusts up to 34.2mph). Wave height will be up to 5.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature14°C (57°F)14°C (57°F)12°C (54°F)11°C (51°F)11°C (52°F)12°C (53°F)10°C (49°F)9°C (48°F)
Perceived temperature12°C (54°F)12°C (53°F)9°C (47°F)7°C (45°F)8°C (46°F)8°C (47°F)6°C (43°F)5°C (41°F)
Precipitation0.2in0in0in0in0in0in0in0in
Humidity94%88%74%63%56%52%61%65%
Barometric pressure1012 hPa1010 hPa1012 hPa1014 hPa1014 hPa1015 hPa1017 hPa1019 hPa
Cloud cover100%100%83%10%49%100%23%55%
Heat index14°C (57°F)14°C (57°F)12°C (54°F)11°C (51°F)11°C (52°F)12°C (53°F)10°C (49°F)9°C (48°F)
Dew point13°C (55°F)12°C (54°F)8°C (46°F)4°C (39°F)3°C (37°F)2°C (36°F)2°C (36°F)3°C (37°F)
Wind
Speed19km/h (12mph)27km/h (17mph)45km/h (28mph)38km/h (23mph)40km/h (25mph)32km/h (20mph)30km/h (18mph)30km/h (19mph)
Gusts27km/h (16mph)36km/h (22mph)55km/h (34mph)45km/h (28mph)48km/h (30mph)41km/h (25mph)44km/h (27mph)39km/h (24mph)
Direction 267°
W
335°
NNW
323°
NW
311°
NW
318°
NW
314°
NW
304°
NW
303°
WNW
Wind chill12°C (54°F)12°C (53°F)9°C (47°F)7°C (45°F)8°C (46°F)8°C (47°F)6°C (43°F)5°C (41°F)
Waves
Height1.4m (4.7ft)1.3m (4.3ft)1.7m (5.7ft)1.7m (5.5ft)1.7m (5.5ft)1.4m (4.6ft)1.2m (3.8ft)1.2m (3.8ft)
Direction 130°
SE
146°
SE
152°
SSE
150°
SSE
340°
NNW
339°
NNW
145°
SE
323°
NW
Period5.7 sec.6.7 sec.7.5 sec.7.5 sec.7.2 sec.7.3 sec.7.3 sec.7.1 sec.
Significant height0.7m (2.3ft)0.9m (3ft)1.9m (6.2ft)1.4m (4.6ft)1.9m (6.2ft)1.5m (4.9ft)1.4m (4.6ft)1.3m (4.3ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)

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 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 18.6mph km/h (with gusts up to 23.6mph). 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 (46°F)8°C (46°F)9°C (47°F)8°C (46°F)9°C (48°F)7°C (45°F)10°C (49°F)
Perceived temperature5°C (41°F)4°C (39°F)4°C (39°F)5°C (41°F)4°C (40°F)5°C (42°F)3°C (38°F)7°C (45°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%70%68%63%55%49%57%60%
Barometric pressure1020 hPa1021 hPa1023 hPa1025 hPa1024 hPa1023 hPa1024 hPa1025 hPa
Cloud cover40%8%0%0%0%0%0%0%
Heat index8°C (47°F)8°C (46°F)8°C (46°F)9°C (47°F)8°C (46°F)9°C (48°F)7°C (45°F)10°C (49°F)
Dew point4°C (38°F)3°C (37°F)2°C (36°F)2°C (36°F)-1°C (31°F)-1°C (30°F)-1°C (31°F)2°C (36°F)
Wind
Speed23km/h (15mph)30km/h (19mph)28km/h (17mph)25km/h (15mph)25km/h (15mph)23km/h (15mph)24km/h (15mph)18km/h (11mph)
Gusts30km/h (19mph)38km/h (24mph)36km/h (22mph)30km/h (19mph)30km/h (18mph)28km/h (17mph)27km/h (17mph)25km/h (16mph)
Direction 303°
WNW
298°
WNW
300°
WNW
303°
WNW
321°
NW
336°
NNW
340°
NNW
316°
NW
Wind chill5°C (41°F)4°C (39°F)4°C (39°F)5°C (41°F)4°C (40°F)5°C (42°F)3°C (38°F)7°C (45°F)
Waves
Height1.1m (3.5ft)1.1m (3.5ft)1.1m (3.6ft)1.0m (3.2ft)0.8m (2.8ft)0.8m (2.7ft)0.7m (2.4ft)0.6m (2.1ft)
Direction 321°
NW
321°
NW
322°
NW
340°
NNW
332°
NNW
113°
ESE
114°
ESE
116°
ESE
Period6.9 sec.6.8 sec.6.7 sec.10.6 sec.9.8 sec.9.5 sec.9.6 sec.9.5 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°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 7.5mph 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 temperature9°C (47°F)8°C (47°F)8°C (47°F)9°C (48°F)9°C (47°F)10°C (50°F)10°C (49°F)11°C (52°F)
Perceived temperature7°C (44°F)7°C (45°F)6°C (44°F)7°C (45°F)7°C (45°F)9°C (47°F)9°C (49°F)10°C (50°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%65%64%55%45%50%52%57%
Barometric pressure1024 hPa1024 hPa1024 hPa1025 hPa1023 hPa1022 hPa1023 hPa1024 hPa
Cloud cover4%12%2%13%0%3%4%4%
Heat index9°C (47°F)8°C (47°F)8°C (47°F)9°C (48°F)9°C (47°F)10°C (50°F)10°C (49°F)11°C (52°F)
Dew point2°C (36°F)2°C (36°F)2°C (35°F)0°C (32°F)-3°C (27°F)-0°C (32°F)0°C (33°F)3°C (37°F)
Wind
Speed12km/h (7mph)6km/h (4mph)9km/h (6mph)10km/h (6mph)8km/h (5mph)10km/h (6mph)5km/h (3mph)9km/h (5mph)
Gusts17km/h (11mph)9km/h (6mph)14km/h (9mph)13km/h (8mph)16km/h (10mph)18km/h (11mph)11km/h (7mph)14km/h (9mph)
Direction 294°
WNW
279°
W
304°
NW
310°
NW
356°
N
29°
NNE
275°
W
279°
W
Wind chill7°C (44°F)7°C (45°F)6°C (44°F)7°C (45°F)7°C (45°F)9°C (47°F)9°C (49°F)10°C (50°F)
Waves
Height0.5m (1.7ft)0.5m (1.5ft)0.4m (1.4ft)0.4m (1.4ft)0.4m (1.4ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Direction 116°
ESE
117°
ESE
118°
ESE
119°
ESE
119°
ESE
119°
ESE
119°
ESE
119°
ESE
Period9.4 sec.9.4 sec.9.3 sec.9.2 sec.9.2 sec.9.1 sec.8.9 sec.8.7 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°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 14.9mph km/h (with gusts up to 21.8mph). Wave height will be up to 1.3ft 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)13°C (55°F)15°C (59°F)13°C (56°F)13°C (55°F)13°C (55°F)
Perceived temperature10°C (50°F)10°C (49°F)10°C (51°F)11°C (52°F)14°C (56°F)12°C (53°F)12°C (54°F)11°C (51°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity65%66%63%62%57%74%71%81%
Barometric pressure1023 hPa1022 hPa1022 hPa1021 hPa1019 hPa1018 hPa1018 hPa1020 hPa
Cloud cover2%9%69%15%86%65%27%27%
Heat index11°C (51°F)11°C (51°F)11°C (51°F)13°C (55°F)15°C (59°F)13°C (56°F)13°C (55°F)13°C (55°F)
Dew point4°C (40°F)4°C (40°F)4°C (39°F)6°C (42°F)6°C (43°F)9°C (48°F)8°C (46°F)10°C (49°F)
Wind
Speed8km/h (5mph)8km/h (5mph)6km/h (4mph)18km/h (11mph)18km/h (11mph)17km/h (10mph)8km/h (5mph)24km/h (15mph)
Gusts12km/h (7mph)13km/h (8mph)10km/h (6mph)24km/h (15mph)24km/h (15mph)24km/h (15mph)14km/h (8mph)35km/h (21mph)
Direction 267°
W
226°
SW
208°
SSW
185°
S
178°
S
215°
SW
234°
SW
321°
NW
Wind chill10°C (50°F)10°C (49°F)10°C (51°F)11°C (52°F)14°C (56°F)12°C (53°F)12°C (54°F)11°C (51°F)
Waves
Height0.4m (1.3ft)0.4m (1.2ft)0.4m (1.2ft)0.3m (1.1ft)0.3m (1.1ft)0.4m (1.2ft)0.4m (1.2ft)0.4m (1.3ft)
Direction 121°
ESE
121°
ESE
120°
ESE
120°
ESE
119°
ESE
118°
ESE
118°
ESE
117°
ESE
Period8.6 sec.8.5 sec.8.4 sec.8.3 sec.8.3 sec.8.2 sec.8.2 sec.8.0 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°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 18mph km/h (with gusts up to 24.2mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)12°C (53°F)9°C (49°F)12°C (54°F)
Perceived temperature10°C (50°F)11°C (51°F)10°C (50°F)10°C (50°F)11°C (52°F)9°C (49°F)7°C (44°F)11°C (52°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%77%72%66%61%60%63%65%
Barometric pressure1021 hPa1021 hPa1023 hPa1025 hPa1024 hPa1024 hPa1025 hPa1026 hPa
Cloud cover82%87%4%0%28%3%0%0%
Heat index13°C (55°F)13°C (55°F)13°C (55°F)13°C (55°F)13°C (56°F)12°C (53°F)9°C (49°F)12°C (54°F)
Dew point9°C (49°F)9°C (48°F)8°C (46°F)6°C (44°F)6°C (42°F)4°C (39°F)3°C (37°F)6°C (43°F)
Wind
Speed29km/h (18mph)24km/h (15mph)27km/h (17mph)25km/h (16mph)22km/h (13mph)19km/h (12mph)18km/h (11mph)12km/h (7mph)
Gusts39km/h (24mph)32km/h (20mph)36km/h (22mph)32km/h (20mph)29km/h (18mph)34km/h (21mph)23km/h (14mph)17km/h (11mph)
Direction 324°
NW
335°
NNW
327°
NNW
327°
NNW
350°
N
355°
N
351°
N
323°
NW
Wind chill10°C (50°F)11°C (51°F)10°C (50°F)10°C (50°F)11°C (52°F)9°C (49°F)7°C (44°F)11°C (52°F)
Waves
Height0.4m (1.2ft)0.9m (2.9ft)0.8m (2.8ft)0.9m (2.9ft)0.8m (2.6ft)0.7m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)
Direction 123°
ESE
349°
NNW
360°
N
346°
NNW
347°
NNW
359°
N

N
20°
NNE
Period7.8 sec.7.8 sec.7.8 sec.7.7 sec.7.7 sec.7.7 sec.8.9 sec.7.8 sec.
Significant height0.4m (1.3ft)1.5m (4.9ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°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 61°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 12.4mph km/h (with gusts up to 20.5mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature11°C (52°F)11°C (51°F)11°C (52°F)13°C (56°F)15°C (59°F)16°C (61°F)16°C (61°F)16°C (61°F)
Perceived temperature10°C (50°F)10°C (50°F)11°C (51°F)13°C (56°F)14°C (58°F)16°C (61°F)16°C (61°F)16°C (61°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%72%70%67%70%70%68%71%
Barometric pressure1026 hPa1025 hPa1026 hPa1026 hPa1025 hPa1024 hPa1024 hPa1025 hPa
Cloud cover0%0%50%21%88%76%88%64%
Heat index11°C (52°F)11°C (51°F)11°C (52°F)13°C (56°F)15°C (59°F)16°C (61°F)16°C (61°F)16°C (61°F)
Dew point6°C (43°F)6°C (43°F)6°C (43°F)7°C (45°F)10°C (49°F)11°C (51°F)10°C (50°F)11°C (51°F)
Wind
Speed10km/h (6mph)7km/h (4mph)6km/h (4mph)4km/h (3mph)11km/h (7mph)20km/h (12mph)19km/h (12mph)13km/h (8mph)
Gusts15km/h (9mph)11km/h (7mph)10km/h (6mph)7km/h (4mph)15km/h (9mph)29km/h (18mph)33km/h (20mph)19km/h (12mph)
Direction 276°
W
245°
WSW
213°
SSW
224°
SW
155°
SSE
147°
SSE
147°
SSE
150°
SSE
Wind chill10°C (50°F)10°C (50°F)11°C (51°F)13°C (56°F)14°C (58°F)16°C (61°F)16°C (61°F)16°C (61°F)
Waves
Height0.6m (1.9ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.5ft)0.5m (1.8ft)0.7m (2.2ft)0.7m (2.4ft)
Direction 30°
NNE
119°
ESE
119°
ESE
119°
ESE
119°
ESE
119°
ESE
123°
ESE
123°
ESE
Period10.1 sec.3.9 sec.3.7 sec.10.1 sec.10.0 sec.9.9 sec.9.9 sec.9.7 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.5m (1.6ft)0.7m (2.3ft)0.9m (3ft)0.6m (2ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°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 59°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 10.6mph km/h (with gusts up to 15.5mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature16°C (61°F)16°C (60°F)15°C (59°F)16°C (60°F)16°C (60°F)15°C (59°F)15°C (58°F)15°C (60°F)
Perceived temperature16°C (61°F)16°C (60°F)14°C (57°F)16°C (60°F)16°C (60°F)14°C (57°F)14°C (57°F)15°C (60°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%75%81%77%75%83%84%84%
Barometric pressure1024 hPa1024 hPa1024 hPa1024 hPa1022 hPa1022 hPa1023 hPa1025 hPa
Cloud cover100%100%53%6%5%11%12%12%
Heat index16°C (61°F)16°C (60°F)15°C (59°F)16°C (60°F)16°C (60°F)15°C (59°F)15°C (58°F)15°C (60°F)
Dew point11°C (51°F)11°C (52°F)12°C (53°F)12°C (53°F)11°C (52°F)12°C (53°F)12°C (53°F)13°C (55°F)
Wind
Speed3km/h (2mph)13km/h (8mph)17km/h (10mph)12km/h (8mph)15km/h (9mph)16km/h (10mph)14km/h (9mph)14km/h (9mph)
Gusts4km/h (3mph)18km/h (11mph)23km/h (14mph)17km/h (10mph)23km/h (15mph)25km/h (16mph)24km/h (15mph)21km/h (13mph)
Direction 195°
SSW

N
346°
NNW
318°
NW
343°
NNW

N
350°
N
330°
NNW
Wind chill16°C (61°F)16°C (60°F)14°C (57°F)16°C (60°F)16°C (60°F)14°C (57°F)14°C (57°F)15°C (60°F)
Waves
Height0.6m (2.0ft)0.6m (2.0ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.2ft)0.8m (2.5ft)0.8m (2.7ft)0.9m (3.0ft)
Direction 115°
ESE
113°
ESE
112°
ESE
110°
ESE
112°
ESE
112°
ESE
112°
ESE
113°
ESE
Period9.3 sec.9.1 sec.7.8 sec.8.2 sec.9.8 sec.9.7 sec.8.6 sec.8.3 sec.
Significant height0.6m (2ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)20°C (67°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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