20.12
sat
sat
Day
73°F
W 9 mph
Precip.
100%
100%
Night
66°F
SW 5 mph
Precip.
0%
0%
21.12
sun
sun
Day
73°F
W 5 mph
Precip.
100%
100%
Night
64°F
SW 6 mph
Precip.
0%
0%
22.12
mon
mon
Day
72°F
W 10 mph
Precip.
73%
73%
Night
66°F
W 8 mph
Precip.
85%
85%
23.12
tue
tue
Day
70°F
W 9 mph
Precip.
100%
100%
Night
64°F
SW 6 mph
Precip.
0%
0%
24.12
wed
wed
Day
73°F
W 8 mph
Precip.
0%
0%
Night
66°F
SW 6 mph
Precip.
0%
0%
25.12
thu
thu
Day
73°F
W 11 mph
Precip.
42%
42%
Night
68°F
SW 8 mph
Precip.
55%
55%
26.12
fri
fri
Day
72°F
W 12 mph
Precip.
47%
47%
Night
64°F
SW 7 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 71.1°F. The highest and lowest sea temperatures during the month were 72.5°F and 69.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 65.7°F. The highest and lowest sea temperatures during the month were 67.8°F and 63.0°F.
Air temperature in Ha Long, °F
Precipitation total in Ha Long, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Ha Long
Ha Long on a weather map
Places in Vietnam:
Name
°F
24 Hours Forecast
Ha Long
Local time: 03:15
December 20, saturday
0600
66°F
SW
5 mph
5 mph
0900
70°F
SW
6 mph
6 mph
1200
73°F
W
9 mph
9 mph
1500
72°F
W
9 mph
9 mph
1800
68°F
SW
7 mph
7 mph
2100
66°F
SW
6 mph
6 mph
December 21, sunday
0000
66°F
SW
5 mph
5 mph
0300
66°F
S
5 mph
5 mph
