Sea weather in Halong Bay in Vietnam All the beach weather in Halong Bay

All the essential weather information for enjoying the beach in Halong Bay in Vietnam, 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 Halong Bay over the next 7 days?

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

Date Outside temp. Our opinion
Tuesday 18 March 202561°F to 65°Fdiscouraged
Wednesday 19 March 202563°F to 68°Frecommended
Thursday 20 March 202561°F to 72°Frecommended
Friday 21 March 202563°F to 74°Frecommended
Saturday 22 March 202565°F to 72°Frecommended
Sunday 23 March 202567°F to 74°Frecommended
Monday 24 March 202567°F to 76°Frecommended

Sea Weather: Your daily and hourly sea weather in Halong Bay

Sea weather on Tuesday 18 March 2025

On Tuesday 18 March 2025, the sun will rise at 05:58 and will set at 18:02 on the beach(es) of Halong Bay. The outside temperature will be a high of 65°F t and a low of 61°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 15.5mph km/h (with gusts up to 21.8mph). Wave height will be up to 3.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)17°C (62°F)16°C (61°F)16°C (61°F)16°C (62°F)18°C (64°F)17°C (62°F)17°C (62°F)
Perceived temperature17°C (62°F)17°C (62°F)16°C (61°F)16°C (61°F)16°C (62°F)18°C (64°F)17°C (62°F)17°C (62°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity62%60%58%58%56%49%57%63%
Barometric pressure1022 hPa1021 hPa1023 hPa1025 hPa1024 hPa1022 hPa1022 hPa1025 hPa
Cloud cover64%63%100%100%45%44%64%50%
Heat index17°C (62°F)17°C (62°F)16°C (61°F)16°C (61°F)16°C (62°F)18°C (64°F)17°C (62°F)17°C (62°F)
Dew point10°C (49°F)9°C (48°F)8°C (46°F)8°C (46°F)8°C (46°F)7°C (44°F)8°C (47°F)10°C (50°F)
Wind
Speed25km/h (16mph)18km/h (11mph)13km/h (8mph)10km/h (6mph)10km/h (6mph)5km/h (3mph)10km/h (6mph)8km/h (5mph)
Gusts35km/h (22mph)26km/h (16mph)18km/h (11mph)14km/h (9mph)14km/h (9mph)7km/h (5mph)15km/h (9mph)12km/h (7mph)
Direction 66°
ENE
51°
NE

N

N
357°
N
19°
NNE
108°
ESE
93°
E
Wind chill17°C (62°F)17°C (62°F)16°C (61°F)16°C (61°F)16°C (62°F)18°C (64°F)17°C (62°F)17°C (62°F)
Waves
Height0.9m (3.1ft)1.0m (3.2ft)0.7m (2.5ft)0.5m (1.8ft)0.4m (1.4ft)0.4m (1.2ft)0.3m (1.0ft)0.3m (0.9ft)
Direction 87°
E
84°
E
100°
E
106°
ESE
103°
ESE
96°
E
97°
E
99°
E
Period1.0 sec.1.0 sec.5.3 sec.5.6 sec.5.7 sec.5.0 sec.4.9 sec.4.7 sec.
Significant height1.6m (5.2ft)1.5m (4.9ft)1.2m (3.9ft)0.8m (2.6ft)0.6m (2ft)0.7m (2.3ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Wednesday 19 March 2025

On Wednesday 19 March 2025, the sun will rise at 05:57 and will set at 18:02 on the beach(es) of Halong Bay. 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 7.5mph km/h (with gusts up to 11.2mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (63°F)17°C (62°F)17°C (62°F)18°C (64°F)20°C (68°F)20°C (68°F)18°C (65°F)18°C (64°F)
Perceived temperature17°C (63°F)17°C (62°F)17°C (62°F)18°C (64°F)20°C (68°F)20°C (68°F)18°C (65°F)18°C (64°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity63%58%55%49%38%40%49%51%
Barometric pressure1025 hPa1024 hPa1025 hPa1027 hPa1026 hPa1023 hPa1023 hPa1025 hPa
Cloud cover56%44%46%46%45%44%25%23%
Heat index17°C (63°F)17°C (62°F)17°C (62°F)18°C (64°F)20°C (68°F)20°C (68°F)18°C (65°F)18°C (64°F)
Dew point10°C (50°F)9°C (47°F)8°C (46°F)7°C (45°F)5°C (41°F)6°C (43°F)7°C (45°F)8°C (46°F)
Wind
Speed8km/h (5mph)12km/h (7mph)12km/h (7mph)8km/h (5mph)4km/h (3mph)8km/h (5mph)8km/h (5mph)7km/h (4mph)
Gusts11km/h (7mph)18km/h (11mph)17km/h (11mph)11km/h (7mph)5km/h (3mph)11km/h (7mph)14km/h (9mph)12km/h (7mph)
Direction 329°
NNW
342°
NNW

N

N

N
117°
ESE
94°
E
332°
NNW
Wind chill17°C (63°F)17°C (62°F)17°C (62°F)18°C (64°F)20°C (68°F)20°C (68°F)18°C (65°F)18°C (64°F)
Waves
Height0.3m (0.9ft)0.3m (0.9ft)0.3m (0.9ft)0.3m (0.9ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.8ft)
Direction 99°
E
98°
E
98°
E
99°
E
98°
E
96°
E
95°
E
93°
E
Period4.6 sec.4.6 sec.4.6 sec.4.4 sec.4.4 sec.5.0 sec.4.9 sec.4.2 sec.
Significant height0.4m (1.3ft)0.5m (1.6ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Thursday 20 March 2025

On Thursday 20 March 2025, the sun will rise at 05:56 and will set at 18:03 on the beach(es) of Halong Bay. The outside temperature will be a high of 72°F t and a low of 61°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 8.1mph km/h (with gusts up to 11.8mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature17°C (62°F)16°C (61°F)17°C (62°F)19°C (67°F)22°C (71°F)20°C (69°F)18°C (64°F)18°C (65°F)
Perceived temperature17°C (62°F)16°C (61°F)17°C (62°F)19°C (67°F)22°C (71°F)20°C (69°F)18°C (64°F)18°C (65°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity51%51%48%40%34%39%50%58%
Barometric pressure1025 hPa1024 hPa1025 hPa1027 hPa1025 hPa1021 hPa1021 hPa1023 hPa
Cloud cover23%20%20%21%19%16%11%15%
Heat index17°C (62°F)16°C (61°F)17°C (62°F)19°C (67°F)24°C (74°F)20°C (69°F)18°C (64°F)18°C (65°F)
Dew point6°C (44°F)6°C (43°F)6°C (42°F)6°C (42°F)5°C (41°F)6°C (43°F)7°C (45°F)10°C (50°F)
Wind
Speed10km/h (6mph)6km/h (4mph)4km/h (2mph)4km/h (2mph)6km/h (4mph)13km/h (8mph)10km/h (6mph)7km/h (4mph)
Gusts18km/h (11mph)11km/h (7mph)6km/h (4mph)5km/h (3mph)7km/h (4mph)19km/h (12mph)18km/h (11mph)12km/h (7mph)
Direction 356°
N
358°
N
334°
NNW
360°
N
180°
S
138°
SE
120°
ESE
69°
ENE
Wind chill17°C (62°F)16°C (61°F)17°C (62°F)19°C (67°F)22°C (71°F)20°C (69°F)18°C (64°F)18°C (65°F)
Waves
Height0.3m (0.9ft)0.2m (0.7ft)0.2m (0.5ft)0.2m (0.5ft)0.2m (0.6ft)0.2m (0.7ft)0.3m (1.0ft)0.2m (0.8ft)
Direction 96°
E
102°
ESE
105°
ESE
107°
ESE
111°
ESE
105°
ESE
100°
E
100°
E
Period4.0 sec.3.8 sec.3.7 sec.3.7 sec.4.7 sec.4.6 sec.4.6 sec.4.0 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.4m (1.3ft)1.1m (3.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Friday 21 March 2025

On Friday 21 March 2025, the sun will rise at 05:55 and will set at 18:03 on the beach(es) of Halong Bay. The outside temperature will be a high of 74°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 10.6mph km/h (with gusts up to 14.9mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature18°C (64°F)18°C (64°F)17°C (63°F)21°C (70°F)22°C (72°F)22°C (71°F)19°C (67°F)19°C (66°F)
Perceived temperature18°C (64°F)18°C (64°F)17°C (63°F)21°C (70°F)24°C (75°F)22°C (71°F)19°C (67°F)19°C (66°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity55%52%52%41%34%42%58%62%
Barometric pressure1023 hPa1022 hPa1023 hPa1025 hPa1022 hPa1018 hPa1019 hPa1021 hPa
Cloud cover9%9%10%8%9%14%19%25%
Heat index18°C (64°F)18°C (64°F)17°C (63°F)24°C (75°F)24°C (75°F)24°C (75°F)19°C (67°F)19°C (66°F)
Dew point9°C (48°F)8°C (46°F)7°C (45°F)7°C (45°F)6°C (43°F)8°C (47°F)11°C (51°F)12°C (53°F)
Wind
Speed8km/h (5mph)6km/h (4mph)5km/h (3mph)5km/h (3mph)9km/h (6mph)17km/h (10mph)9km/h (6mph)5km/h (3mph)
Gusts15km/h (9mph)13km/h (8mph)9km/h (5mph)6km/h (3mph)12km/h (7mph)24km/h (15mph)16km/h (10mph)9km/h (6mph)
Direction 35°
NE
17°
NNE
315°
NW
339°
NNW
140°
SE
132°
SE
135°
SE
90°
E
Wind chill18°C (64°F)18°C (64°F)17°C (63°F)21°C (70°F)22°C (72°F)22°C (71°F)19°C (67°F)19°C (66°F)
Waves
Height0.2m (0.8ft)0.2m (0.6ft)0.1m (0.5ft)0.2m (0.6ft)0.2m (0.7ft)0.2m (0.8ft)0.2m (0.8ft)0.2m (0.7ft)
Direction 77°
ENE
112°
ESE
112°
ESE
125°
SE
121°
ESE
118°
ESE
116°
ESE
115°
ESE
Period3.7 sec.3.6 sec.3.6 sec.3.6 sec.4.7 sec.4.6 sec.4.2 sec.4.0 sec.
Significant height0.5m (1.6ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)1.1m (3.6ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)

Sea weather on Saturday 22 March 2025

On Saturday 22 March 2025, the sun will rise at 05:54 and will set at 18:03 on the beach(es) of Halong Bay. The outside temperature will be a high of 72°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 11.2mph km/h (with gusts up to 17.4mph). Wave height will be up to 1ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (66°F)18°C (65°F)18°C (64°F)21°C (70°F)22°C (71°F)21°C (69°F)19°C (65°F)19°C (66°F)
Perceived temperature19°C (66°F)18°C (65°F)18°C (64°F)21°C (70°F)22°C (71°F)21°C (69°F)19°C (65°F)19°C (66°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity61%67%68%60%62%66%79%83%
Barometric pressure1020 hPa1019 hPa1020 hPa1022 hPa1020 hPa1016 hPa1017 hPa1018 hPa
Cloud cover11%5%5%6%7%6%6%12%
Heat index19°C (66°F)18°C (65°F)18°C (64°F)24°C (76°F)25°C (76°F)21°C (69°F)19°C (65°F)19°C (66°F)
Dew point11°C (52°F)12°C (54°F)12°C (54°F)13°C (56°F)14°C (57°F)14°C (58°F)15°C (59°F)16°C (60°F)
Wind
Speed8km/h (5mph)8km/h (5mph)9km/h (6mph)12km/h (8mph)17km/h (11mph)18km/h (11mph)15km/h (9mph)10km/h (6mph)
Gusts14km/h (9mph)15km/h (9mph)16km/h (10mph)16km/h (10mph)24km/h (15mph)28km/h (18mph)28km/h (18mph)18km/h (11mph)
Direction 90°
E
63°
ENE
42°
NE
72°
ENE
92°
E
105°
ESE
99°
E
100°
E
Wind chill19°C (66°F)18°C (65°F)18°C (64°F)21°C (70°F)22°C (71°F)21°C (69°F)19°C (65°F)19°C (66°F)
Waves
Height0.2m (0.6ft)0.2m (0.6ft)0.2m (0.6ft)0.2m (0.7ft)0.3m (0.9ft)0.3m (1.1ft)0.3m (1.1ft)0.3m (1.0ft)
Direction 116°
ESE
116°
ESE
117°
ESE
131°
SE
128°
SE
125°
SE
125°
SE
127°
SE
Period3.8 sec.3.6 sec.3.4 sec.4.6 sec.4.6 sec.4.6 sec.4.3 sec.3.9 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.8m (2.6ft)0.6m (2ft)0.4m (1.3ft)
Sea water temperature
Water temperature17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)19°C (65°F)

Sea weather on Sunday 23 March 2025

On Sunday 23 March 2025, the sun will rise at 05:53 and will set at 18:04 on the beach(es) of Halong Bay. The outside temperature will be a high of 74°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 6.8mph km/h (with gusts up to 9.9mph). Wave height will be up to 0.7ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature19°C (67°F)19°C (66°F)19°C (67°F)22°C (71°F)23°C (73°F)22°C (72°F)20°C (68°F)20°C (67°F)
Perceived temperature19°C (67°F)19°C (66°F)19°C (67°F)22°C (71°F)25°C (77°F)25°C (76°F)20°C (68°F)20°C (67°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%80%74%63%57%60%72%78%
Barometric pressure1018 hPa1017 hPa1018 hPa1019 hPa1017 hPa1014 hPa1014 hPa1016 hPa
Cloud cover11%8%9%11%11%11%8%6%
Heat index19°C (67°F)19°C (66°F)19°C (67°F)23°C (74°F)25°C (77°F)25°C (76°F)21°C (69°F)20°C (67°F)
Dew point16°C (61°F)16°C (60°F)15°C (58°F)14°C (58°F)14°C (57°F)14°C (57°F)15°C (58°F)16°C (60°F)
Wind
Speed8km/h (5mph)8km/h (5mph)6km/h (4mph)7km/h (4mph)10km/h (6mph)11km/h (7mph)8km/h (5mph)7km/h (4mph)
Gusts14km/h (9mph)13km/h (8mph)10km/h (6mph)9km/h (5mph)12km/h (8mph)16km/h (10mph)13km/h (8mph)13km/h (8mph)
Direction 102°
ESE
89°
E
70°
ENE
98°
E
130°
SE
135°
SE
113°
ESE
122°
ESE
Wind chill19°C (67°F)19°C (66°F)19°C (67°F)22°C (71°F)23°C (73°F)22°C (72°F)20°C (68°F)20°C (67°F)
Waves
Height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 131°
SE
131°
SE
135°
SE
148°
SSE
138°
SE
112°
ESE
114°
ESE
118°
ESE
Period3.8 sec.3.9 sec.3.9 sec.3.9 sec.3.8 sec.3.7 sec.3.6 sec.3.7 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)0.3m (1ft)
Sea water temperature
Water temperature19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)

Sea weather on Monday 24 March 2025

On Monday 24 March 2025, the sun will rise at 05:53 and will set at 18:04 on the beach(es) of Halong Bay. The outside temperature will be a high of 76°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 9.3mph km/h (with gusts up to 15.5mph). Wave height will be up to 0.7ft 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)23°C (73°F)23°C (73°F)23°C (73°F)21°C (70°F)20°C (68°F)
Perceived temperature20°C (67°F)19°C (67°F)20°C (67°F)24°C (74°F)25°C (77°F)25°C (77°F)21°C (70°F)20°C (68°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%79%67%60%62%74%80%
Barometric pressure1015 hPa1015 hPa1015 hPa1015 hPa1014 hPa1011 hPa1011 hPa1012 hPa
Cloud cover6%8%9%10%10%11%9%8%
Heat index20°C (67°F)19°C (67°F)20°C (67°F)24°C (74°F)25°C (77°F)25°C (77°F)22°C (71°F)20°C (68°F)
Dew point16°C (62°F)16°C (61°F)16°C (60°F)16°C (61°F)14°C (58°F)15°C (59°F)16°C (61°F)17°C (62°F)
Wind
Speed5km/h (3mph)4km/h (2mph)3km/h (2mph)5km/h (3mph)12km/h (7mph)15km/h (9mph)11km/h (7mph)10km/h (6mph)
Gusts9km/h (5mph)7km/h (4mph)4km/h (3mph)6km/h (4mph)23km/h (14mph)25km/h (16mph)20km/h (12mph)18km/h (11mph)
Direction 53°
NE

N
231°
SW
270°
W
198°
SSW
170°
S
159°
SSE
158°
SSE
Wind chill20°C (67°F)19°C (67°F)20°C (67°F)23°C (73°F)23°C (73°F)23°C (73°F)21°C (70°F)20°C (68°F)
Waves
Height0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Direction 118°
ESE
117°
ESE
117°
ESE
118°
ESE
6706°
3425°
139°
SE
149°
SSE
Period3.5 sec.3.4 sec.3.3 sec.3.1 sec.3.1 sec.3.1 sec.3.1 sec.3.5 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)0.6m (2ft)0.8m (2.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)19°C (65°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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