Sea weather in Sanyi in Taiwan All the beach weather in Sanyi

All the essential weather information for enjoying the beach in Sanyi in Taiwan, 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 Sanyi over the next 7 days?

Discover the best moment to go to the beach in Sanyi in Taiwan this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Sanyi. 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 202563°F to 68°Fnot recommended
Saturday 6 December 202565°F to 68°Fdiscouraged
Sunday 7 December 202567°F to 70°Fdiscouraged
Monday 8 December 202565°F to 70°Fnot recommended
Tuesday 9 December 202565°F to 70°Fnot recommended
Wednesday 10 December 202563°F to 68°Fdiscouraged
Thursday 11 December 202567°F to 68°Fnot recommended

Sea Weather: Your daily and hourly sea weather in Sanyi

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 06:27 and will set at 17:09 on the beach(es) of Sanyi. The outside temperature will be a high of 68°F t and a low of 63°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 28.6mph km/h (with gusts up to 38.5mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)19°C (65°F)19°C (66°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)19°C (65°F)
Perceived temperature19°C (66°F)19°C (65°F)19°C (66°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)19°C (65°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%73%71%68%66%68%74%75%
Barometric pressure1021 hPa1021 hPa1021 hPa1022 hPa1020 hPa1018 hPa1019 hPa1020 hPa
Cloud cover40%43%32%53%14%19%9%11%
Heat index19°C (66°F)19°C (65°F)19°C (66°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)19°C (65°F)
Dew point13°C (56°F)14°C (56°F)13°C (56°F)13°C (56°F)13°C (55°F)13°C (56°F)13°C (55°F)14°C (57°F)
Wind
Speed38km/h (24mph)37km/h (23mph)39km/h (24mph)43km/h (27mph)45km/h (28mph)46km/h (28mph)46km/h (28mph)41km/h (26mph)
Gusts55km/h (34mph)52km/h (33mph)54km/h (34mph)55km/h (34mph)62km/h (39mph)51km/h (32mph)48km/h (30mph)59km/h (36mph)
Direction 41°
NE
43°
NE
41°
NE
36°
NE
30°
NNE
31°
NNE
34°
NNE
37°
NE
Wind chill19°C (66°F)19°C (65°F)19°C (66°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)19°C (65°F)
Waves
Height2.1m (7.0ft)2.1m (7.1ft)2.1m (6.9ft)2.2m (7.2ft)2.2m (7.3ft)2.3m (7.5ft)2.3m (7.6ft)2.1m (7.1ft)
Direction 28°
NNE
27°
NNE
29°
NNE
29°
NNE
25°
NNE
25°
NNE
26°
NNE
27°
NNE
Period6.5 sec.6.5 sec.6.3 sec.6.3 sec.6.4 sec.6.5 sec.6.6 sec.6.5 sec.
Significant height1.7m (5.6ft)1.8m (5.9ft)1.8m (5.9ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)2.0m (6.6ft)1.8m (5.9ft)
Sea water temperature
Water temperature21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 06:28 and will set at 17:09 on the beach(es) of Sanyi. The outside temperature will be a high of 68°F t and a low of 65°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 24.9mph km/h (with gusts up to 33.6mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (65°F)18°C (65°F)19°C (65°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)20°C (67°F)
Perceived temperature19°C (65°F)18°C (65°F)19°C (65°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)20°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%74%74%71%69%71%74%75%
Barometric pressure1020 hPa1019 hPa1019 hPa1020 hPa1019 hPa1017 hPa1018 hPa1019 hPa
Cloud cover11%24%6%10%4%3%3%5%
Heat index19°C (65°F)18°C (65°F)19°C (65°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)20°C (67°F)
Dew point14°C (57°F)14°C (57°F)14°C (57°F)14°C (58°F)14°C (57°F)13°C (56°F)13°C (56°F)15°C (59°F)
Wind
Speed39km/h (24mph)34km/h (21mph)33km/h (21mph)37km/h (23mph)38km/h (24mph)40km/h (25mph)39km/h (24mph)36km/h (22mph)
Gusts54km/h (34mph)49km/h (31mph)48km/h (30mph)47km/h (29mph)45km/h (28mph)40km/h (25mph)40km/h (25mph)41km/h (25mph)
Direction 38°
NE
38°
NE
40°
NE
32°
NNE
24°
NNE
22°
NNE
30°
NNE
38°
NE
Wind chill19°C (65°F)18°C (65°F)19°C (65°F)20°C (67°F)20°C (67°F)19°C (66°F)18°C (64°F)20°C (67°F)
Waves
Height1.9m (6.2ft)1.6m (5.3ft)1.6m (5.1ft)1.4m (4.7ft)1.5m (5.1ft)1.7m (5.5ft)1.7m (5.6ft)1.7m (5.6ft)
Direction 28°
NNE
26°
NNE
25°
NNE
25°
NNE
22°
NNE
23°
NNE
26°
NNE
29°
NNE
Period6.3 sec.6.0 sec.5.7 sec.5.4 sec.5.3 sec.5.3 sec.5.5 sec.5.7 sec.
Significant height1.5m (4.9ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)1.5m (4.9ft)1.6m (5.2ft)1.6m (5.2ft)1.5m (4.9ft)
Sea water temperature
Water temperature21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 06:28 and will set at 17:09 on the beach(es) of Sanyi. The outside temperature will be a high of 70°F t and a low of 67°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 29.2mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (67°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (66°F)20°C (68°F)
Perceived temperature19°C (67°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (66°F)20°C (68°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%74%71%66%67%72%79%79%
Barometric pressure1018 hPa1017 hPa1018 hPa1019 hPa1018 hPa1016 hPa1018 hPa1019 hPa
Cloud cover6%8%11%5%3%3%5%6%
Heat index19°C (67°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (66°F)20°C (68°F)
Dew point15°C (59°F)14°C (58°F)14°C (57°F)14°C (57°F)13°C (56°F)15°C (58°F)15°C (59°F)16°C (61°F)
Wind
Speed29km/h (18mph)25km/h (16mph)22km/h (13mph)14km/h (9mph)9km/h (6mph)22km/h (14mph)28km/h (18mph)29km/h (18mph)
Gusts45km/h (28mph)39km/h (24mph)34km/h (21mph)19km/h (12mph)16km/h (10mph)28km/h (18mph)35km/h (22mph)47km/h (29mph)
Direction 44°
NE
44°
NE
49°
NE
48°
NE

N

N
23°
NNE
21°
NNE
Wind chill19°C (67°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (66°F)20°C (68°F)
Waves
Height1.5m (5.0ft)1.3m (4.4ft)1.3m (4.1ft)1.2m (4.0ft)1.1m (3.8ft)1.4m (4.8ft)1.4m (4.8ft)1.3m (4.4ft)
Direction 31°
NNE
31°
NNE
30°
NNE
29°
NNE
26°
NNE
22°
NNE
18°
NNE
14°
NNE
Period5.8 sec.5.8 sec.5.9 sec.6.2 sec.6.1 sec.5.7 sec.5.7 sec.5.6 sec.
Significant height1.2m (3.9ft)0.8m (2.6ft)0.6m (2ft)0.4m (1.3ft)0.1m (0.3ft)1.1m (3.6ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 06:29 and will set at 17:09 on the beach(es) of Sanyi. The outside temperature will be a high of 70°F t and a low of 65°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 41mph km/h (with gusts up to 44.1mph). Wave height will be up to 11.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (67°F)19°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)20°C (67°F)18°C (65°F)19°C (67°F)
Perceived temperature20°C (67°F)19°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)20°C (67°F)18°C (65°F)19°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%85%85%81%78%79%80%78%
Barometric pressure1019 hPa1018 hPa1019 hPa1019 hPa1018 hPa1016 hPa1017 hPa1018 hPa
Cloud cover3%23%33%42%25%19%10%9%
Heat index20°C (67°F)19°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)20°C (67°F)18°C (65°F)19°C (67°F)
Dew point17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)16°C (62°F)16°C (60°F)15°C (59°F)15°C (59°F)
Wind
Speed34km/h (21mph)39km/h (24mph)44km/h (27mph)51km/h (32mph)57km/h (36mph)63km/h (39mph)66km/h (41mph)63km/h (39mph)
Gusts51km/h (32mph)57km/h (35mph)46km/h (29mph)67km/h (42mph)63km/h (39mph)70km/h (44mph)71km/h (44mph)64km/h (40mph)
Direction 27°
NNE
27°
NNE
27°
NNE
28°
NNE
25°
NNE
30°
NNE
36°
NE
37°
NE
Wind chill20°C (67°F)19°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)20°C (67°F)18°C (65°F)19°C (67°F)
Waves
Height1.3m (4.4ft)1.5m (4.8ft)1.9m (6.2ft)2.1m (6.9ft)2.6m (8.5ft)3.1m (10.0ft)3.3m (10.9ft)3.4m (11.1ft)
Direction
N

N
12°
NNE
15°
NNE
18°
NNE
20°
NNE
25°
NNE
25°
NNE
Period5.5 sec.5.6 sec.5.8 sec.6.1 sec.6.5 sec.7.0 sec.7.3 sec.7.4 sec.
Significant height0.8m (2.6ft)1.2m (3.9ft)1.6m (5.2ft)1.9m (6.2ft)2.4m (7.9ft)2.8m (9.2ft)3.0m (9.8ft)2.9m (9.5ft)
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 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 06:30 and will set at 17:10 on the beach(es) of Sanyi. The outside temperature will be a high of 70°F t and a low of 65°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 36.7mph km/h (with gusts up to 39.2mph). Wave height will be up to 11.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)19°C (67°F)18°C (65°F)20°C (67°F)
Perceived temperature19°C (66°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)19°C (67°F)18°C (65°F)20°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%77%75%74%70%70%78%79%
Barometric pressure1018 hPa1018 hPa1018 hPa1019 hPa1018 hPa1016 hPa1018 hPa1018 hPa
Cloud cover13%12%9%6%4%4%6%6%
Heat index19°C (66°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)19°C (67°F)18°C (65°F)20°C (67°F)
Dew point15°C (59°F)15°C (59°F)15°C (58°F)15°C (59°F)14°C (58°F)14°C (57°F)14°C (58°F)16°C (60°F)
Wind
Speed59km/h (36mph)53km/h (33mph)52km/h (32mph)49km/h (30mph)47km/h (29mph)49km/h (30mph)49km/h (30mph)42km/h (26mph)
Gusts59km/h (37mph)60km/h (37mph)56km/h (35mph)63km/h (39mph)50km/h (31mph)52km/h (32mph)50km/h (31mph)46km/h (29mph)
Direction 38°
NE
40°
NE
38°
NE
37°
NE
29°
NNE
27°
NNE
31°
NNE
36°
NE
Wind chill19°C (66°F)19°C (66°F)19°C (66°F)20°C (68°F)20°C (68°F)19°C (67°F)18°C (65°F)20°C (67°F)
Waves
Height3.4m (11.1ft)3.1m (10.2ft)2.9m (9.4ft)3.1m (10.3ft)3.1m (10.1ft)3.0m (9.9ft)2.8m (9.3ft)2.4m (7.9ft)
Direction 26°
NNE
28°
NNE
28°
NNE
22°
NNE
23°
NNE
24°
NNE
24°
NNE
24°
NNE
Period7.5 sec.7.5 sec.7.4 sec.7.9 sec.7.9 sec.7.8 sec.7.6 sec.7.4 sec.
Significant height2.8m (9.2ft)2.6m (8.5ft)2.3m (7.5ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)2.0m (6.6ft)1.5m (4.9ft)
Sea water temperature
Water temperature21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)21°C (71°F)22°C (71°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 06:30 and will set at 17:10 on the beach(es) of Sanyi. The outside temperature will be a high of 68°F t and a low of 63°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 23.6mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (67°F)19°C (67°F)19°C (67°F)20°C (68°F)20°C (67°F)18°C (65°F)18°C (65°F)20°C (68°F)
Perceived temperature19°C (67°F)19°C (67°F)19°C (67°F)20°C (68°F)20°C (67°F)18°C (65°F)18°C (65°F)20°C (68°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%77%74%71%74%76%79%79%
Barometric pressure1018 hPa1017 hPa1018 hPa1018 hPa1017 hPa1015 hPa1016 hPa1017 hPa
Cloud cover7%7%7%5%3%1%0%1%
Heat index19°C (67°F)19°C (67°F)19°C (67°F)20°C (68°F)20°C (67°F)18°C (65°F)18°C (65°F)20°C (68°F)
Dew point16°C (60°F)15°C (59°F)15°C (58°F)15°C (58°F)15°C (59°F)14°C (57°F)15°C (58°F)17°C (62°F)
Wind
Speed32km/h (20mph)22km/h (13mph)16km/h (10mph)14km/h (9mph)18km/h (11mph)25km/h (16mph)28km/h (17mph)23km/h (14mph)
Gusts37km/h (23mph)34km/h (21mph)24km/h (15mph)21km/h (13mph)26km/h (16mph)31km/h (19mph)35km/h (22mph)38km/h (23mph)
Direction 40°
NE
42°
NE
43°
NE
34°
NNE
15°
NNE
14°
NNE
22°
NNE
30°
NNE
Wind chill19°C (67°F)19°C (67°F)19°C (67°F)20°C (68°F)20°C (67°F)18°C (65°F)18°C (65°F)20°C (68°F)
Waves
Height2.0m (6.6ft)1.6m (5.2ft)1.4m (4.6ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.6ft)1.3m (4.3ft)
Direction 24°
NNE
23°
NNE
22°
NNE
19°
NNE
128°
SE
239°
WSW

N

N
Period7.2 sec.7.0 sec.6.9 sec.6.6 sec.5.7 sec.5.1 sec.5.2 sec.5.3 sec.
Significant height1.1m (3.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 06:31 and will set at 17:10 on the beach(es) of Sanyi. The outside temperature will be a high of 68°F t and a low of 67°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 29.8mph km/h (with gusts up to 31.7mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (68°F)20°C (67°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (67°F)20°C (68°F)
Perceived temperature20°C (68°F)20°C (67°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (67°F)20°C (68°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%77%77%75%76%77%78%
Barometric pressure1017 hPa1017 hPa1017 hPa1017 hPa1016 hPa1015 hPa1016 hPa1017 hPa
Cloud cover2%7%13%0%1%3%9%15%
Heat index20°C (68°F)20°C (67°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (67°F)20°C (68°F)
Dew point16°C (61°F)16°C (60°F)16°C (60°F)16°C (61°F)15°C (60°F)15°C (60°F)16°C (60°F)16°C (61°F)
Wind
Speed15km/h (9mph)14km/h (9mph)23km/h (14mph)31km/h (19mph)40km/h (25mph)46km/h (29mph)48km/h (30mph)46km/h (29mph)
Gusts24km/h (15mph)23km/h (14mph)35km/h (22mph)41km/h (26mph)45km/h (28mph)49km/h (30mph)50km/h (31mph)51km/h (32mph)
Direction 35°
NE
39°
NE
35°
NE
28°
NNE
24°
NNE
26°
NNE
29°
NNE
33°
NNE
Wind chill20°C (68°F)20°C (67°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (67°F)20°C (68°F)
Waves
Height1.2m (3.9ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.3m (4.3ft)1.8m (5.9ft)2.0m (6.6ft)1.6m (5.2ft)
Direction
N

N

N

N
14°
NNE
20°
NNE
24°
NNE
26°
NNE
Period5.2 sec.4.8 sec.4.5 sec.4.4 sec.4.8 sec.5.7 sec.6.4 sec.6.5 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)1.2m (3.9ft)1.6m (5.2ft)1.4m (4.6ft)0.8m (2.6ft)
Sea water temperature
Water temperature22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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