Sea weather in Hainan island (Haikou) in China All the beach weather in Hainan island (Haikou)

All the essential weather information for enjoying the beach in Hainan island (Haikou) 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 Hainan island (Haikou) over the next 7 days?

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

Date Outside temp. Our opinion
Tuesday 22 April 202574°F to 86°Frecommended
Wednesday 23 April 202576°F to 85°Frecommended
Thursday 24 April 202574°F to 83°Fdiscouraged
Friday 25 April 202574°F to 79°Frecommended
Saturday 26 April 202574°F to 81°Frecommended
Sunday 27 April 202576°F to 81°Frecommended
Monday 28 April 202576°F to 79°Frecommended

Sea Weather: Your daily and hourly sea weather in Hainan island (Haikou)

Sea weather on Tuesday 22 April 2025

On Tuesday 22 April 2025, the sun will rise at 06:15 and will set at 18:59 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 86°F t and a low of 74°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 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (77°F)25°C (76°F)24°C (75°F)26°C (79°F)25°C (76°F)28°C (82°F)30°C (85°F)27°C (81°F)
Perceived temperature27°C (81°F)27°C (80°F)26°C (79°F)28°C (82°F)26°C (79°F)29°C (84°F)33°C (91°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%83%84%74%58%54%63%71%
Barometric pressure1010 hPa1008 hPa1008 hPa1010 hPa1008 hPa1006 hPa1005 hPa1007 hPa
Cloud cover4%0%0%2%6%6%26%26%
Heat index27°C (81°F)27°C (80°F)26°C (79°F)28°C (82°F)26°C (79°F)29°C (84°F)33°C (91°F)29°C (85°F)
Dew point22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)16°C (61°F)18°C (64°F)22°C (71°F)21°C (70°F)
Wind
Speed13km/h (8mph)17km/h (11mph)13km/h (8mph)13km/h (8mph)8km/h (5mph)3km/h (2mph)17km/h (10mph)9km/h (5mph)
Gusts24km/h (15mph)32km/h (20mph)24km/h (15mph)23km/h (14mph)17km/h (10mph)6km/h (4mph)17km/h (11mph)18km/h (11mph)
Direction 154°
SSE
167°
SSE
182°
S
194°
SSW
271°
W
115°
ESE
178°
S
150°
SSE
Wind chill25°C (77°F)25°C (76°F)24°C (75°F)26°C (79°F)25°C (76°F)28°C (82°F)30°C (85°F)27°C (81°F)
Waves
Height0.3m (1.1ft)0.3m (1.1ft)0.3m (0.9ft)0.2m (0.7ft)0.2m (0.6ft)0.2m (0.5ft)0.2m (0.6ft)0.3m (1.0ft)
Direction 129°
SE
154°
SSE
137°
SE
138°
SE
243°
WSW
254°
WSW
253°
WSW
112°
ESE
Period2.6 sec.2.6 sec.5.5 sec.4.8 sec.4.3 sec.4.0 sec.2.3 sec.2.6 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Wednesday 23 April 2025

On Wednesday 23 April 2025, the sun will rise at 06:14 and will set at 18:59 on the beach(es) of Hainan island (Haikou). 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 10.6mph km/h (with gusts up to 20.5mph). Wave height will be up to 1.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (77°F)25°C (77°F)26°C (79°F)29°C (83°F)28°C (82°F)28°C (82°F)27°C (80°F)
Perceived temperature28°C (83°F)27°C (81°F)27°C (80°F)29°C (83°F)31°C (88°F)30°C (86°F)31°C (87°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%81%80%75%63%68%73%77%
Barometric pressure1007 hPa1006 hPa1006 hPa1008 hPa1007 hPa1005 hPa1005 hPa1006 hPa
Cloud cover5%12%24%72%16%81%88%10%
Heat index28°C (83°F)27°C (81°F)27°C (80°F)29°C (83°F)31°C (88°F)30°C (86°F)31°C (87°F)29°C (84°F)
Dew point22°C (71°F)22°C (71°F)21°C (70°F)22°C (71°F)21°C (69°F)21°C (70°F)22°C (72°F)22°C (72°F)
Wind
Speed15km/h (9mph)17km/h (10mph)13km/h (8mph)9km/h (5mph)6km/h (4mph)10km/h (6mph)9km/h (6mph)17km/h (11mph)
Gusts31km/h (19mph)32km/h (20mph)24km/h (15mph)16km/h (10mph)13km/h (8mph)20km/h (13mph)20km/h (12mph)33km/h (21mph)
Direction 144°
SE
163°
SSE
174°
S
174°
S
332°
NNW
12°
NNE
189°
S
148°
SSE
Wind chill26°C (78°F)25°C (77°F)25°C (77°F)26°C (79°F)29°C (83°F)28°C (82°F)28°C (82°F)27°C (80°F)
Waves
Height0.4m (1.2ft)0.4m (1.3ft)0.3m (1.0ft)0.2m (0.6ft)0.1m (0.5ft)0.1m (0.5ft)0.2m (0.8ft)0.3m (0.9ft)
Direction 127°
SE
134°
SE
135°
SE
154°
SSE
240°
WSW
240°
WSW
70°
ENE
92°
E
Period2.7 sec.2.7 sec.3.5 sec.3.5 sec.4.3 sec.3.9 sec.3.6 sec.2.7 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Thursday 24 April 2025

On Thursday 24 April 2025, the sun will rise at 06:14 and will set at 18:59 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 83°F t and a low of 74°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 23.6mph km/h (with gusts up to 26.7mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (78°F)25°C (76°F)26°C (79°F)26°C (79°F)28°C (82°F)23°C (74°F)24°C (76°F)
Perceived temperature28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)28°C (83°F)31°C (87°F)25°C (78°F)26°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%83%86%79%73%70%81%83%
Barometric pressure1007 hPa1006 hPa1007 hPa1009 hPa1008 hPa1005 hPa1007 hPa1008 hPa
Cloud cover17%24%14%14%17%79%89%83%
Heat index28°C (83°F)28°C (82°F)27°C (81°F)29°C (84°F)28°C (83°F)31°C (87°F)25°C (78°F)26°C (80°F)
Dew point23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)21°C (70°F)22°C (71°F)20°C (68°F)21°C (70°F)
Wind
Speed17km/h (10mph)17km/h (10mph)10km/h (6mph)11km/h (7mph)10km/h (6mph)4km/h (2mph)38km/h (24mph)12km/h (8mph)
Gusts31km/h (19mph)30km/h (19mph)19km/h (11mph)18km/h (11mph)20km/h (13mph)8km/h (5mph)43km/h (27mph)22km/h (14mph)
Direction 145°
SE
183°
S
177°
S
209°
SSW
249°
WSW
253°
WSW
208°
SSW
168°
SSE
Wind chill26°C (78°F)25°C (78°F)25°C (76°F)26°C (79°F)26°C (79°F)28°C (82°F)23°C (74°F)24°C (76°F)
Waves
Height0.3m (1.0ft)0.3m (0.9ft)0.2m (0.7ft)0.1m (0.5ft)0.2m (0.5ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.5ft)
Direction 114°
ESE
123°
ESE
121°
ESE
112°
ESE
272°
W
269°
W
74°
ENE
93°
E
Period2.7 sec.3.2 sec.3.8 sec.4.3 sec.4.2 sec.4.1 sec.2.0 sec.2.6 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Friday 25 April 2025

On Friday 25 April 2025, the sun will rise at 06:13 and will set at 19:00 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 79°F t and a low of 74°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 8.7mph km/h (with gusts up to 14.9mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)25°C (76°F)25°C (77°F)24°C (75°F)24°C (74°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (80°F)28°C (83°F)27°C (80°F)27°C (81°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0.1in0in
Humidity87%89%92%84%85%84%89%93%
Barometric pressure1009 hPa1008 hPa1009 hPa1011 hPa1011 hPa1008 hPa1009 hPa1010 hPa
Cloud cover82%19%31%77%58%76%74%21%
Heat index27°C (80°F)27°C (80°F)27°C (80°F)28°C (83°F)27°C (80°F)27°C (81°F)26°C (79°F)26°C (79°F)
Dew point22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (71°F)22°C (72°F)22°C (71°F)22°C (72°F)
Wind
Speed3km/h (2mph)4km/h (3mph)2km/h (1mph)6km/h (4mph)14km/h (9mph)13km/h (8mph)9km/h (5mph)8km/h (5mph)
Gusts5km/h (3mph)8km/h (5mph)3km/h (2mph)10km/h (6mph)24km/h (15mph)24km/h (15mph)16km/h (10mph)15km/h (9mph)
Direction 112°
ESE
80°
E
321°
NW
260°
W
265°
W
271°
W
195°
SSW
279°
W
Wind chill24°C (76°F)24°C (76°F)24°C (75°F)26°C (78°F)25°C (76°F)25°C (77°F)24°C (75°F)24°C (74°F)
Waves
Height0.1m (0.5ft)0.1m (0.5ft)0.1m (0.4ft)0.1m (0.5ft)0.1m (0.5ft)0.3m (0.9ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 95°
E
97°
E
97°
E
96°
E
304°
WNW
294°
WNW
294°
WNW
304°
NW
Period2.8 sec.4.0 sec.4.0 sec.4.0 sec.3.9 sec.3.9 sec.3.9 sec.4.6 sec.
Significant height0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Saturday 26 April 2025

On Saturday 26 April 2025, the sun will rise at 06:12 and will set at 19:00 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 81°F t and a low of 74°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 18.6mph). Wave height will be up to 1.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)23°C (74°F)23°C (74°F)25°C (76°F)26°C (78°F)27°C (80°F)27°C (81°F)26°C (78°F)
Perceived temperature26°C (79°F)25°C (78°F)26°C (78°F)27°C (81°F)28°C (83°F)30°C (86°F)30°C (86°F)28°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%94%94%89%84%81%78%87%
Barometric pressure1011 hPa1010 hPa1010 hPa1012 hPa1011 hPa1009 hPa1009 hPa1011 hPa
Cloud cover46%93%100%50%50%67%77%36%
Heat index26°C (79°F)25°C (78°F)26°C (78°F)27°C (81°F)28°C (83°F)30°C (86°F)30°C (86°F)28°C (83°F)
Dew point22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (73°F)23°C (74°F)
Wind
Speed10km/h (6mph)14km/h (9mph)13km/h (8mph)10km/h (6mph)13km/h (8mph)11km/h (7mph)11km/h (7mph)17km/h (11mph)
Gusts15km/h (9mph)21km/h (13mph)19km/h (12mph)14km/h (9mph)21km/h (13mph)19km/h (12mph)20km/h (12mph)30km/h (19mph)
Direction 32°
NNE
51°
NE
50°
NE
67°
ENE
68°
ENE
88°
E
134°
SE
136°
SE
Wind chill24°C (75°F)23°C (74°F)23°C (74°F)25°C (76°F)26°C (78°F)27°C (80°F)27°C (81°F)26°C (78°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1.0ft)0.3m (1.0ft)0.3m (1.1ft)0.4m (1.2ft)0.5m (1.6ft)
Direction 301°
WNW
302°
WNW
306°
NW
93°
E
93°
E
92°
E
92°
E
91°
E
Period4.6 sec.4.7 sec.4.5 sec.8.9 sec.8.9 sec.8.9 sec.7.3 sec.4.0 sec.
Significant height0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Sunday 27 April 2025

On Sunday 27 April 2025, the sun will rise at 06:12 and will set at 19:00 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 81°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 9.9mph km/h (with gusts up to 17.4mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (77°F)25°C (76°F)25°C (76°F)25°C (78°F)26°C (79°F)27°C (80°F)26°C (80°F)25°C (78°F)
Perceived temperature28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)29°C (84°F)30°C (86°F)29°C (85°F)28°C (83°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%93%92%87%81%80%83%88%
Barometric pressure1012 hPa1011 hPa1011 hPa1013 hPa1012 hPa1010 hPa1010 hPa1011 hPa
Cloud cover26%34%36%40%53%55%66%63%
Heat index28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)29°C (84°F)30°C (86°F)29°C (85°F)28°C (83°F)
Dew point23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)
Wind
Speed16km/h (10mph)15km/h (9mph)15km/h (9mph)11km/h (7mph)10km/h (6mph)16km/h (10mph)15km/h (9mph)15km/h (9mph)
Gusts28km/h (18mph)26km/h (16mph)26km/h (16mph)19km/h (12mph)18km/h (11mph)28km/h (17mph)27km/h (17mph)26km/h (16mph)
Direction 130°
SE
133°
SE
134°
SE
130°
SE
106°
ESE
92°
E
108°
ESE
133°
SE
Wind chill25°C (77°F)25°C (76°F)25°C (76°F)25°C (78°F)26°C (79°F)27°C (80°F)26°C (80°F)25°C (78°F)
Waves
Height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2.0ft)0.8m (2.6ft)0.7m (2.3ft)
Direction 88°
E
85°
E
81°
E
80°
E
78°
ENE
92°
E
120°
ESE
108°
ESE
Period5.5 sec.8.6 sec.8.1 sec.7.8 sec.7.7 sec.7.6 sec.7.6 sec.7.6 sec.
Significant height0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Monday 28 April 2025

On Monday 28 April 2025, the sun will rise at 06:11 and will set at 19:01 on the beach(es) of Hainan island (Haikou). The outside temperature will be a high of 79°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 10.6mph km/h (with gusts up to 17.4mph). Wave height will be up to 2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (77°F)
Perceived temperature27°C (81°F)27°C (81°F)27°C (81°F)28°C (82°F)29°C (83°F)29°C (84°F)29°C (84°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%94%92%87%81%80%81%85%
Barometric pressure1012 hPa1011 hPa1011 hPa1013 hPa1013 hPa1010 hPa1010 hPa1011 hPa
Cloud cover72%71%70%59%46%42%43%46%
Heat index27°C (81°F)27°C (81°F)27°C (81°F)28°C (82°F)29°C (83°F)29°C (84°F)29°C (84°F)27°C (81°F)
Dew point23°C (74°F)23°C (74°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)
Wind
Speed13km/h (8mph)13km/h (8mph)14km/h (9mph)13km/h (8mph)12km/h (8mph)17km/h (11mph)17km/h (11mph)15km/h (10mph)
Gusts23km/h (15mph)22km/h (14mph)23km/h (15mph)21km/h (13mph)20km/h (13mph)27km/h (17mph)28km/h (18mph)28km/h (17mph)
Direction 125°
SE
125°
SE
130°
SE
121°
ESE
93°
E
89°
E
93°
E
114°
ESE
Wind chill25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (77°F)
Waves
Height0.6m (2.0ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2.0ft)0.6m (2.0ft)
Direction 79°
E
79°
ENE
78°
ENE
79°
ENE
79°
ENE
87°
E
103°
ESE
98°
E
Period7.4 sec.7.2 sec.6.9 sec.6.7 sec.7.3 sec.8.8 sec.7.8 sec.5.1 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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