Sea weather in Sanya in China All the beach weather in Sanya

All the essential weather information for enjoying the beach in Sanya in China, 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 Sanya over the next 7 days?

Discover the best moment to go to the beach in Sanya in China this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Sanya. 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 202572°F to 77°Fdiscouraged
Saturday 6 December 202570°F to 77°Fdiscouraged
Sunday 7 December 202568°F to 77°Frecommended
Monday 8 December 202567°F to 77°Frecommended
Tuesday 9 December 202565°F to 77°Frecommended
Wednesday 10 December 202570°F to 76°Frecommended
Thursday 11 December 202570°F to 74°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Sanya

Sea weather on Friday 5 December 2025

On Friday 5 December 2025, the sun will rise at 07:00 and will set at 18:05 on the beach(es) of Sanya. The outside temperature will be a high of 77°F t and a low of 72°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 24.9mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)22°C (72°F)23°C (74°F)25°C (77°F)24°C (75°F)23°C (73°F)22°C (72°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (78°F)26°C (80°F)26°C (79°F)25°C (77°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%83%79%70%75%80%81%
Barometric pressure1018 hPa1017 hPa1018 hPa1019 hPa1019 hPa1016 hPa1016 hPa1018 hPa
Cloud cover61%21%74%29%65%66%81%70%
Heat index25°C (77°F)25°C (77°F)25°C (76°F)25°C (78°F)26°C (80°F)26°C (79°F)25°C (77°F)25°C (76°F)
Dew point20°C (67°F)19°C (67°F)19°C (67°F)20°C (67°F)19°C (66°F)19°C (67°F)19°C (66°F)19°C (66°F)
Wind
Speed15km/h (9mph)14km/h (9mph)15km/h (9mph)17km/h (11mph)20km/h (13mph)24km/h (15mph)26km/h (16mph)19km/h (12mph)
Gusts23km/h (14mph)21km/h (13mph)22km/h (14mph)23km/h (14mph)28km/h (18mph)34km/h (21mph)40km/h (25mph)28km/h (18mph)
Direction 58°
ENE
62°
ENE
62°
ENE
64°
ENE
81°
E
87°
E
76°
ENE
72°
ENE
Wind chill23°C (73°F)23°C (73°F)22°C (72°F)23°C (74°F)25°C (77°F)24°C (75°F)23°C (73°F)22°C (72°F)
Waves
Height0.9m (2.9ft)0.9m (2.9ft)0.9m (2.9ft)0.9m (3.1ft)1.0m (3.2ft)1.2m (4.0ft)1.3m (4.2ft)1.1m (3.6ft)
Direction 117°
ESE
117°
ESE
117°
ESE
120°
ESE
121°
ESE
121°
ESE
121°
ESE
118°
ESE
Period9.0 sec.9.1 sec.9.3 sec.9.4 sec.9.5 sec.9.5 sec.9.5 sec.9.5 sec.
Significant height1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)1.7m (5.6ft)1.7m (5.6ft)1.4m (4.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Saturday 6 December 2025

On Saturday 6 December 2025, the sun will rise at 07:01 and will set at 18:05 on the beach(es) of Sanya. The outside temperature will be a high of 77°F t and a low of 70°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 13.7mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)24°C (76°F)24°C (75°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)26°C (78°F)25°C (78°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%81%74%63%68%76%76%
Barometric pressure1018 hPa1016 hPa1017 hPa1019 hPa1018 hPa1015 hPa1016 hPa1017 hPa
Cloud cover80%21%14%34%20%37%48%100%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)26°C (78°F)25°C (78°F)25°C (76°F)25°C (76°F)
Dew point19°C (66°F)18°C (65°F)18°C (65°F)18°C (64°F)17°C (62°F)17°C (63°F)18°C (64°F)18°C (64°F)
Wind
Speed19km/h (12mph)17km/h (11mph)19km/h (12mph)16km/h (10mph)20km/h (12mph)22km/h (13mph)20km/h (13mph)17km/h (11mph)
Gusts29km/h (18mph)26km/h (16mph)28km/h (18mph)21km/h (13mph)27km/h (17mph)32km/h (20mph)32km/h (20mph)25km/h (16mph)
Direction 67°
ENE
63°
ENE
64°
ENE
61°
ENE
81°
E
92°
E
86°
E
74°
ENE
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)24°C (76°F)24°C (75°F)22°C (72°F)22°C (72°F)
Waves
Height1.0m (3.4ft)1.0m (3.4ft)1.0m (3.2ft)0.9m (3.1ft)1.0m (3.1ft)1.1m (3.6ft)1.0m (3.4ft)0.9m (3.1ft)
Direction 119°
ESE
119°
ESE
119°
ESE
119°
ESE
119°
ESE
115°
ESE
115°
ESE
115°
ESE
Period9.1 sec.9.0 sec.9.0 sec.8.9 sec.8.8 sec.8.8 sec.8.8 sec.8.8 sec.
Significant height0.6m (2ft)0.7m (2.3ft)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 temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Sunday 7 December 2025

On Sunday 7 December 2025, the sun will rise at 07:01 and will set at 18:06 on the beach(es) of Sanya. The outside temperature will be a high of 77°F t and a low of 68°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 11.8mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)21°C (69°F)22°C (71°F)25°C (76°F)24°C (75°F)23°C (73°F)21°C (70°F)
Perceived temperature25°C (76°F)22°C (71°F)21°C (69°F)22°C (71°F)26°C (78°F)26°C (78°F)25°C (77°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%78%80%73%59%66%72%79%
Barometric pressure1017 hPa1016 hPa1017 hPa1019 hPa1018 hPa1015 hPa1016 hPa1018 hPa
Cloud cover66%55%39%23%24%80%69%81%
Heat index25°C (76°F)24°C (76°F)21°C (69°F)24°C (76°F)26°C (78°F)26°C (78°F)25°C (77°F)21°C (70°F)
Dew point18°C (64°F)18°C (64°F)17°C (63°F)17°C (62°F)16°C (61°F)17°C (63°F)17°C (63°F)17°C (63°F)
Wind
Speed16km/h (10mph)13km/h (8mph)14km/h (9mph)13km/h (8mph)14km/h (9mph)15km/h (9mph)15km/h (9mph)19km/h (12mph)
Gusts23km/h (14mph)20km/h (12mph)22km/h (14mph)18km/h (11mph)19km/h (12mph)22km/h (14mph)24km/h (15mph)32km/h (20mph)
Direction 69°
ENE
63°
ENE
58°
ENE
60°
ENE
71°
ENE
95°
E
72°
ENE
56°
NE
Wind chill22°C (72°F)22°C (71°F)21°C (69°F)22°C (71°F)25°C (76°F)24°C (75°F)23°C (73°F)21°C (70°F)
Waves
Height0.9m (2.9ft)0.8m (2.7ft)0.7m (2.5ft)0.7m (2.4ft)0.7m (2.4ft)1.0m (3.4ft)0.9m (2.9ft)0.8m (2.5ft)
Direction 114°
ESE
115°
ESE
119°
ESE
119°
ESE
115°
ESE
114°
ESE
114°
ESE
115°
ESE
Period8.8 sec.8.7 sec.8.8 sec.8.8 sec.8.7 sec.8.7 sec.8.4 sec.5.7 sec.
Significant height1.5m (4.9ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.6m (5.2ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Monday 8 December 2025

On Monday 8 December 2025, the sun will rise at 07:02 and will set at 18:06 on the beach(es) of Sanya. The outside temperature will be a high of 77°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 11.2mph km/h (with gusts up to 18.6mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature20°C (68°F)19°C (66°F)19°C (66°F)21°C (70°F)24°C (74°F)25°C (77°F)22°C (72°F)21°C (69°F)
Perceived temperature20°C (68°F)19°C (66°F)19°C (66°F)21°C (70°F)25°C (77°F)26°C (79°F)25°C (76°F)21°C (69°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%76%67%50%53%66%71%
Barometric pressure1018 hPa1017 hPa1017 hPa1019 hPa1018 hPa1015 hPa1016 hPa1018 hPa
Cloud cover6%4%3%2%2%32%30%88%
Heat index20°C (68°F)19°C (66°F)19°C (66°F)21°C (70°F)25°C (77°F)26°C (79°F)25°C (76°F)21°C (69°F)
Dew point17°C (62°F)16°C (61°F)14°C (58°F)15°C (58°F)13°C (55°F)15°C (58°F)15°C (60°F)15°C (59°F)
Wind
Speed13km/h (8mph)13km/h (8mph)12km/h (7mph)11km/h (7mph)18km/h (11mph)15km/h (9mph)11km/h (7mph)13km/h (8mph)
Gusts23km/h (14mph)24km/h (15mph)21km/h (13mph)16km/h (10mph)30km/h (19mph)22km/h (14mph)20km/h (12mph)24km/h (15mph)
Direction 40°
NE
33°
NNE
41°
NE
33°
NNE
60°
ENE
74°
ENE
27°
NNE
48°
NE
Wind chill20°C (68°F)19°C (66°F)19°C (66°F)21°C (70°F)24°C (74°F)25°C (77°F)22°C (72°F)21°C (69°F)
Waves
Height0.7m (2.4ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.3ft)0.8m (2.6ft)0.9m (2.9ft)1.0m (3.1ft)
Direction 111°
ESE
111°
ESE
111°
ESE
116°
ESE
120°
ESE
120°
ESE
120°
ESE
120°
ESE
Period5.6 sec.8.0 sec.8.1 sec.8.6 sec.8.8 sec.9.0 sec.7.3 sec.7.6 sec.
Significant height0.8m (2.6ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.3m (4.3ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Tuesday 9 December 2025

On Tuesday 9 December 2025, the sun will rise at 07:02 and will set at 18:06 on the beach(es) of Sanya. The outside temperature will be a high of 77°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 9.3mph km/h (with gusts up to 17.4mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (67°F)19°C (65°F)18°C (65°F)21°C (69°F)24°C (76°F)25°C (76°F)22°C (72°F)22°C (71°F)
Perceived temperature19°C (67°F)19°C (65°F)18°C (65°F)21°C (69°F)26°C (78°F)26°C (79°F)25°C (76°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%72%71%65%55%59%67%69%
Barometric pressure1019 hPa1017 hPa1017 hPa1018 hPa1017 hPa1014 hPa1015 hPa1016 hPa
Cloud cover2%0%0%9%27%30%80%98%
Heat index19°C (67°F)19°C (65°F)18°C (65°F)21°C (69°F)26°C (78°F)26°C (79°F)25°C (76°F)23°C (74°F)
Dew point15°C (58°F)13°C (56°F)13°C (55°F)14°C (57°F)15°C (58°F)16°C (61°F)15°C (60°F)16°C (60°F)
Wind
Speed15km/h (10mph)12km/h (7mph)12km/h (7mph)12km/h (8mph)12km/h (7mph)3km/h (2mph)6km/h (4mph)6km/h (4mph)
Gusts28km/h (17mph)22km/h (14mph)22km/h (14mph)17km/h (11mph)15km/h (10mph)3km/h (2mph)10km/h (6mph)10km/h (6mph)
Direction 39°
NE
28°
NNE
11°
N
24°
NNE
56°
ENE
228°
SW
309°
NW
33°
NNE
Wind chill19°C (67°F)19°C (65°F)18°C (65°F)21°C (69°F)24°C (76°F)25°C (76°F)22°C (72°F)22°C (71°F)
Waves
Height0.9m (3.1ft)0.9m (2.9ft)0.8m (2.8ft)0.9m (2.8ft)0.9m (2.9ft)0.9m (3.0ft)1.0m (3.1ft)1.0m (3.3ft)
Direction 120°
ESE
120°
ESE
119°
ESE
121°
ESE
120°
ESE
119°
ESE
119°
ESE
121°
ESE
Period7.2 sec.9.1 sec.9.2 sec.9.3 sec.9.3 sec.9.3 sec.9.3 sec.9.5 sec.
Significant height1.1m (3.6ft)1.3m (4.3ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Wednesday 10 December 2025

On Wednesday 10 December 2025, the sun will rise at 07:03 and will set at 18:07 on the beach(es) of Sanya. The outside temperature will be a high of 76°F t and a low of 70°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 19.3mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)21°C (70°F)21°C (71°F)23°C (73°F)24°C (76°F)24°C (75°F)23°C (74°F)23°C (73°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (71°F)25°C (77°F)26°C (78°F)26°C (78°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%75%75%70%72%76%79%
Barometric pressure1016 hPa1014 hPa1014 hPa1015 hPa1014 hPa1012 hPa1012 hPa1013 hPa
Cloud cover100%100%100%100%100%100%94%86%
Heat index22°C (72°F)24°C (76°F)24°C (76°F)25°C (77°F)26°C (78°F)26°C (78°F)25°C (77°F)25°C (77°F)
Dew point16°C (61°F)16°C (61°F)17°C (62°F)18°C (64°F)18°C (65°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed8km/h (5mph)9km/h (6mph)10km/h (6mph)13km/h (8mph)17km/h (11mph)19km/h (12mph)19km/h (12mph)20km/h (13mph)
Gusts13km/h (8mph)14km/h (9mph)16km/h (10mph)19km/h (12mph)23km/h (15mph)27km/h (17mph)30km/h (18mph)31km/h (19mph)
Direction 10°
N

N
11°
NNE
32°
NNE
50°
NE
52°
NE
48°
NE
48°
NE
Wind chill21°C (70°F)21°C (70°F)21°C (71°F)23°C (73°F)24°C (76°F)24°C (75°F)23°C (74°F)23°C (73°F)
Waves
Height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3.0ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)
Direction 122°
ESE
124°
ESE
124°
ESE
124°
ESE
124°
ESE
124°
ESE
124°
SE
124°
SE
Period9.9 sec.10.2 sec.10.3 sec.10.4 sec.10.4 sec.10.4 sec.10.3 sec.10.3 sec.
Significant height1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.3ft)1.4m (4.6ft)1.0m (3.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Thursday 11 December 2025

On Thursday 11 December 2025, the sun will rise at 07:04 and will set at 18:07 on the beach(es) of Sanya. The outside temperature will be a high of 74°F t and a low of 70°F. Precipitation is in the forecast (0.4in 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 13.1mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0.1in0.1in
Humidity82%82%83%88%90%92%93%93%
Barometric pressure1013 hPa1012 hPa1012 hPa1013 hPa1013 hPa1011 hPa1011 hPa1012 hPa
Cloud cover90%86%98%92%71%54%59%84%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)
Dew point19°C (67°F)19°C (67°F)19°C (67°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)
Wind
Speed21km/h (13mph)21km/h (13mph)20km/h (12mph)18km/h (11mph)18km/h (11mph)18km/h (11mph)15km/h (9mph)12km/h (8mph)
Gusts32km/h (20mph)32km/h (20mph)32km/h (20mph)29km/h (18mph)29km/h (18mph)30km/h (19mph)26km/h (16mph)20km/h (13mph)
Direction 50°
NE
51°
NE
47°
NE
45°
NE
49°
NE
43°
NE
40°
NE
46°
NE
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)
Waves
Height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)
Direction 125°
SE
125°
SE
124°
SE
123°
ESE
122°
ESE
121°
ESE
119°
ESE
118°
ESE
Period10.3 sec.10.2 sec.10.0 sec.9.8 sec.9.7 sec.9.7 sec.9.7 sec.9.7 sec.
Significant height0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.9m (3ft)1.6m (5.2ft)1.6m (5.2ft)1.5m (4.9ft)1.6m (5.2ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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