Sea weather in Tainan in Taiwan All the beach weather in Tainan

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

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

Date Outside temp. Our opinion
Saturday 18 July 202683°F to 85°Frecommended
Sunday 19 July 202683°F to 85°Fdiscouraged
Monday 20 July 202681°F to 85°Fdiscouraged
Tuesday 21 July 202683°F to 85°Fdiscouraged
Wednesday 22 July 202677°F to 85°Frecommended
Thursday 23 July 202683°F to 85°Frecommended
Friday 24 July 202676°F to 85°Frecommended

Sea Weather: Your daily and hourly sea weather in Tainan

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 05:24 and will set at 18:47 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 83°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 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)29°C (85°F)29°C (84°F)29°C (84°F)
Perceived temperature33°C (91°F)33°C (91°F)33°C (91°F)33°C (92°F)32°C (90°F)34°C (93°F)34°C (93°F)34°C (94°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%81%82%81%76%73%77%81%
Barometric pressure1008 hPa1006 hPa1006 hPa1007 hPa1007 hPa1005 hPa1005 hPa1007 hPa
Cloud cover68%44%57%78%26%47%56%49%
Heat index33°C (91°F)33°C (91°F)33°C (91°F)33°C (92°F)32°C (90°F)34°C (93°F)34°C (93°F)34°C (94°F)
Dew point24°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)24°C (75°F)24°C (75°F)25°C (76°F)25°C (77°F)
Wind
Speed10km/h (6mph)13km/h (8mph)15km/h (9mph)14km/h (9mph)16km/h (10mph)15km/h (9mph)17km/h (11mph)17km/h (10mph)
Gusts14km/h (8mph)17km/h (11mph)20km/h (13mph)19km/h (12mph)25km/h (16mph)22km/h (13mph)25km/h (15mph)24km/h (15mph)
Direction 180°
S
187°
S
193°
SSW
191°
S
212°
SSW
220°
SW
212°
SSW
202°
SSW
Wind chill28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)29°C (85°F)29°C (84°F)29°C (84°F)
Waves
Height1.2m (3.9ft)1.2m (3.8ft)1.1m (3.7ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.5ft)1.1m (3.5ft)1.0m (3.4ft)
Direction 222°
SW
223°
SW
223°
SW
223°
SW
223°
SW
222°
SW
223°
SW
223°
SW
Period7.2 sec.7.2 sec.7.2 sec.7.2 sec.7.2 sec.7.1 sec.7.0 sec.6.9 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Sunday 19 July 2026

On Sunday 19 July 2026, the sun will rise at 05:25 and will set at 18:47 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 83°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 14.3mph km/h (with gusts up to 21.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (83°F)28°C (82°F)29°C (84°F)29°C (84°F)28°C (83°F)29°C (84°F)28°C (83°F)29°C (83°F)
Perceived temperature34°C (92°F)32°C (90°F)33°C (91°F)33°C (92°F)32°C (90°F)33°C (92°F)32°C (89°F)33°C (92°F)
Precipitation0in0.1in0in0in0in0in0in0in
Humidity80%82%74%76%73%74%75%78%
Barometric pressure1007 hPa1006 hPa1007 hPa1008 hPa1007 hPa1006 hPa1006 hPa1008 hPa
Cloud cover54%61%74%25%37%47%15%61%
Heat index34°C (92°F)32°C (90°F)33°C (91°F)33°C (92°F)32°C (90°F)33°C (92°F)32°C (89°F)33°C (92°F)
Dew point25°C (77°F)24°C (76°F)24°C (75°F)24°C (75°F)23°C (74°F)24°C (75°F)23°C (74°F)24°C (76°F)
Wind
Speed19km/h (12mph)15km/h (9mph)12km/h (7mph)17km/h (10mph)18km/h (11mph)20km/h (12mph)21km/h (13mph)23km/h (15mph)
Gusts26km/h (16mph)22km/h (14mph)20km/h (12mph)23km/h (14mph)27km/h (17mph)29km/h (18mph)34km/h (21mph)34km/h (21mph)
Direction 225°
SW
211°
SSW
180°
S
193°
SSW
201°
SSW
209°
SSW
198°
SSW
204°
SSW
Wind chill29°C (83°F)28°C (82°F)29°C (84°F)29°C (84°F)28°C (83°F)29°C (84°F)28°C (83°F)29°C (83°F)
Waves
Height1.1m (3.5ft)1.1m (3.7ft)1.2m (3.8ft)1.2m (4.0ft)1.2m (4.0ft)1.2m (3.9ft)1.1m (3.8ft)1.1m (3.6ft)
Direction 222°
SW
221°
SW
221°
SW
221°
SW
222°
SW
224°
SW
225°
SW
226°
SW
Period6.8 sec.6.7 sec.6.9 sec.7.2 sec.7.2 sec.6.8 sec.6.7 sec.6.9 sec.
Significant height0.3m (1ft)0.3m (1ft)0.2m (0.7ft)0.3m (1ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Monday 20 July 2026

On Monday 20 July 2026, the sun will rise at 05:25 and will set at 18:46 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 81°F. Precipitation is in the forecast (0.2in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 14.3mph km/h (with gusts up to 21.1mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (83°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)29°C (83°F)29°C (84°F)
Perceived temperature33°C (92°F)32°C (89°F)31°C (88°F)31°C (89°F)32°C (89°F)32°C (89°F)32°C (90°F)33°C (92°F)
Precipitation0in0.1in0in0in0in0in0in0in
Humidity77%83%83%80%73%77%73%74%
Barometric pressure1007 hPa1006 hPa1007 hPa1008 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover81%83%60%68%81%78%47%25%
Heat index33°C (92°F)32°C (89°F)31°C (88°F)31°C (89°F)32°C (89°F)32°C (89°F)32°C (90°F)33°C (92°F)
Dew point24°C (75°F)24°C (76°F)24°C (75°F)24°C (75°F)23°C (73°F)24°C (74°F)23°C (74°F)24°C (75°F)
Wind
Speed21km/h (13mph)22km/h (14mph)23km/h (14mph)21km/h (13mph)21km/h (13mph)18km/h (11mph)17km/h (11mph)15km/h (9mph)
Gusts29km/h (18mph)32km/h (20mph)27km/h (17mph)29km/h (18mph)34km/h (21mph)27km/h (17mph)25km/h (15mph)21km/h (13mph)
Direction 191°
SSW
174°
S
177°
S
200°
SSW
215°
SW
223°
SW
194°
SSW
176°
S
Wind chill29°C (83°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)29°C (83°F)29°C (84°F)
Waves
Height1.1m (3.7ft)1.2m (3.9ft)1.2m (4.0ft)1.2m (4.0ft)1.1m (3.8ft)1.1m (3.5ft)1.0m (3.3ft)1.0m (3.1ft)
Direction 223°
SW
219°
SW
217°
SW
219°
SW
222°
SW
224°
SW
227°
SW
229°
SW
Period6.8 sec.6.9 sec.7.0 sec.7.1 sec.7.0 sec.6.9 sec.6.8 sec.6.7 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)1.4m (4.6ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 05:26 and will set at 18:46 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 83°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 18mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (84°F)29°C (83°F)28°C (83°F)29°C (84°F)28°C (82°F)29°C (84°F)29°C (85°F)29°C (84°F)
Perceived temperature33°C (92°F)33°C (92°F)33°C (91°F)33°C (92°F)31°C (89°F)33°C (91°F)34°C (93°F)34°C (93°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%78%80%73%76%72%74%79%
Barometric pressure1008 hPa1007 hPa1008 hPa1009 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover26%35%70%78%16%18%20%20%
Heat index33°C (92°F)33°C (92°F)33°C (91°F)33°C (92°F)31°C (89°F)33°C (91°F)34°C (93°F)34°C (93°F)
Dew point24°C (75°F)24°C (76°F)24°C (76°F)24°C (75°F)23°C (74°F)23°C (74°F)24°C (75°F)25°C (77°F)
Wind
Speed15km/h (9mph)21km/h (13mph)19km/h (12mph)15km/h (9mph)16km/h (10mph)13km/h (8mph)12km/h (7mph)12km/h (7mph)
Gusts21km/h (13mph)29km/h (18mph)27km/h (17mph)21km/h (13mph)26km/h (16mph)20km/h (12mph)17km/h (11mph)17km/h (11mph)
Direction 167°
SSE
180°
S
190°
S
190°
S
210°
SSW
213°
SSW
209°
SSW
205°
SSW
Wind chill29°C (84°F)29°C (83°F)28°C (83°F)29°C (84°F)28°C (82°F)29°C (84°F)29°C (85°F)29°C (84°F)
Waves
Height0.9m (3.1ft)1.0m (3.2ft)1.0m (3.2ft)1.0m (3.2ft)1.0m (3.2ft)0.9m (3.1ft)0.9m (2.9ft)0.8m (2.7ft)
Direction 228°
SW
227°
SW
225°
SW
224°
SW
222°
SW
222°
SW
223°
SW
224°
SW
Period6.7 sec.6.7 sec.6.8 sec.6.8 sec.6.8 sec.6.7 sec.6.8 sec.6.8 sec.
Significant height1.5m (4.9ft)1.5m (4.9ft)1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)

Sea weather on Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 05:26 and will set at 18:46 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 77°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 19.9mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (84°F)29°C (83°F)29°C (83°F)29°C (83°F)25°C (78°F)29°C (84°F)29°C (84°F)29°C (84°F)
Perceived temperature34°C (94°F)34°C (93°F)34°C (92°F)34°C (93°F)27°C (81°F)34°C (93°F)35°C (94°F)34°C (94°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%81%81%80%78%77%78%80%
Barometric pressure1009 hPa1008 hPa1009 hPa1009 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover24%74%62%79%14%30%32%27%
Heat index34°C (94°F)34°C (93°F)34°C (92°F)34°C (93°F)27°C (81°F)34°C (93°F)35°C (94°F)34°C (94°F)
Dew point25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)21°C (70°F)24°C (76°F)25°C (77°F)25°C (77°F)
Wind
Speed14km/h (9mph)13km/h (8mph)14km/h (9mph)13km/h (8mph)15km/h (9mph)17km/h (11mph)15km/h (10mph)12km/h (7mph)
Gusts20km/h (12mph)18km/h (11mph)19km/h (12mph)18km/h (11mph)32km/h (20mph)25km/h (16mph)22km/h (14mph)16km/h (10mph)
Direction 204°
SSW
191°
S
174°
S
179°
S
202°
SSW
214°
SW
225°
SW
217°
SW
Wind chill29°C (84°F)29°C (83°F)29°C (83°F)29°C (83°F)25°C (78°F)29°C (84°F)29°C (84°F)29°C (84°F)
Waves
Height0.8m (2.7ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.5ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.4ft)0.7m (2.3ft)
Direction 224°
SW
224°
SW
226°
SW
226°
SW
226°
SW
225°
SW
225°
SW
225°
SW
Period6.8 sec.6.7 sec.6.7 sec.6.6 sec.6.6 sec.6.6 sec.6.7 sec.6.7 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)29°C (85°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 05:27 and will set at 18:45 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 83°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 8.7mph km/h (with gusts up to 14.3mph). Wave height will be up to 2.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (84°F)29°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)29°C (84°F)
Perceived temperature34°C (93°F)33°C (92°F)33°C (92°F)33°C (91°F)33°C (91°F)33°C (91°F)32°C (90°F)34°C (94°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%79%79%77%75%77%80%
Barometric pressure1009 hPa1008 hPa1008 hPa1009 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover27%34%45%22%28%16%9%10%
Heat index34°C (93°F)33°C (92°F)33°C (92°F)33°C (91°F)33°C (91°F)33°C (91°F)32°C (90°F)34°C (94°F)
Dew point25°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)24°C (74°F)24°C (75°F)25°C (77°F)
Wind
Speed12km/h (7mph)12km/h (7mph)11km/h (7mph)13km/h (8mph)13km/h (8mph)14km/h (9mph)14km/h (9mph)12km/h (7mph)
Gusts16km/h (10mph)16km/h (10mph)15km/h (9mph)18km/h (11mph)21km/h (13mph)22km/h (14mph)23km/h (15mph)17km/h (11mph)
Direction 207°
SSW
193°
SSW
174°
S
177°
S
220°
SW
232°
SW
227°
SW
215°
SW
Wind chill29°C (84°F)29°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)29°C (84°F)
Waves
Height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)
Direction 226°
SW
227°
SW
227°
SW
225°
SW
224°
SW
224°
SW
223°
SW
223°
SW
Period6.7 sec.6.6 sec.6.6 sec.6.7 sec.6.8 sec.6.9 sec.6.9 sec.7.0 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)

Sea weather on Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 05:27 and will set at 18:45 on the beach(es) of Tainan. The outside temperature will be a high of 85°F t and a low of 76°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 8.7mph km/h (with gusts up to 18mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature29°C (84°F)29°C (83°F)29°C (83°F)27°C (80°F)25°C (77°F)26°C (80°F)28°C (82°F)29°C (84°F)
Perceived temperature34°C (93°F)34°C (92°F)33°C (92°F)30°C (87°F)27°C (80°F)29°C (84°F)32°C (89°F)33°C (92°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%79%78%78%78%77%76%76%
Barometric pressure1009 hPa1008 hPa1008 hPa1010 hPa1009 hPa1008 hPa1008 hPa1009 hPa
Cloud cover28%48%41%30%12%11%15%19%
Heat index34°C (93°F)34°C (92°F)33°C (92°F)30°C (87°F)27°C (80°F)29°C (84°F)32°C (89°F)33°C (92°F)
Dew point25°C (76°F)25°C (76°F)24°C (76°F)23°C (73°F)21°C (69°F)22°C (72°F)23°C (74°F)24°C (75°F)
Wind
Speed12km/h (7mph)11km/h (7mph)10km/h (6mph)6km/h (4mph)11km/h (7mph)14km/h (9mph)8km/h (5mph)4km/h (3mph)
Gusts16km/h (10mph)15km/h (10mph)13km/h (8mph)11km/h (7mph)23km/h (15mph)29km/h (18mph)14km/h (9mph)6km/h (4mph)
Direction 213°
SSW
202°
SSW
211°
SSW
261°
W
285°
WNW
295°
WNW
313°
NW
285°
WNW
Wind chill29°C (84°F)29°C (83°F)29°C (83°F)27°C (80°F)25°C (77°F)26°C (80°F)28°C (82°F)29°C (84°F)
Waves
Height0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.6m (2.0ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Direction 223°
SW
221°
SW
219°
SW
220°
SW
221°
SW
222°
SW
223°
SW
224°
SW
Period7.0 sec.7.1 sec.7.3 sec.7.2 sec.7.2 sec.7.1 sec.7.0 sec.6.9 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)
Sea water temperature
Water temperature29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)29°C (85°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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