24.12
wed
wed
Day
81°F
W 7 mph
Precip.
0%
0%
Night
70°F
SW 4 mph
Precip.
0%
0%
25.12
thu
thu
Day
81°F
W 3 mph
Precip.
0%
0%
Night
68°F
SW 11 mph
Precip.
0%
0%
26.12
fri
fri
Day
73°F
SW 9 mph
Precip.
0%
0%
Night
70°F
SW 7 mph
Precip.
68%
68%
27.12
sat
sat
Day
77°F
W 14 mph
Precip.
0%
0%
Night
68°F
SW 11 mph
Precip.
0%
0%
28.12
sun
sun
Day
75°F
W 12 mph
Precip.
82%
82%
Night
70°F
SW 8 mph
Precip.
29%
29%
29.12
mon
mon
Day
77°F
W 11 mph
Precip.
0%
0%
Night
68°F
SW 9 mph
Precip.
0%
0%
30.12
tue
tue
Day
77°F
W 11 mph
Precip.
0%
0%
Night
68°F
SW 7 mph
Precip.
0%
0%
31.12
wed
wed
Day
75°F
W 10 mph
Precip.
0%
0%
Night
68°F
SW 8 mph
Precip.
0%
0%
01.01
thu
thu
Day
77°F
W 9 mph
Precip.
0%
0%
Night
68°F
SW 6 mph
Precip.
0%
0%
02.01
fri
fri
Day
79°F
W 6 mph
Precip.
26%
26%
Night
70°F
SW 7 mph
Precip.
86%
86%
03.01
sat
sat
Day
75°F
SW 16 mph
Precip.
73%
73%
Night
70°F
SW 12 mph
Precip.
0%
0%
04.01
sun
sun
Day
73°F
SW 13 mph
Precip.
0%
0%
Night
66°F
SW 9 mph
Precip.
0%
0%
05.01
mon
mon
Day
72°F
W 12 mph
Precip.
0%
0%
Night
63°F
SW 7 mph
Precip.
0%
0%
06.01
tue
tue
Day
75°F
W 12 mph
Precip.
0%
0%
Night
70°F
SW 11 mph
Precip.
27%
27%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 77.3°F. The highest and lowest sea temperatures during the month were 78.4°F and 76.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 73.6°F. The highest and lowest sea temperatures during the month were 75.0°F and 72.1°F.
Air temperature in Sanya, °F
Precipitation total in Sanya, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sanya
Sanya on a weather map
Places in China:
Name
°F
24 Hours Forecast
Sanya
Local time: 12:10
December 24, wednesday
1500
81°F
W
8 mph
8 mph
1800
75°F
W
7 mph
7 mph
2100
72°F
SW
6 mph
6 mph
December 25, thursday
0000
70°F
SW
4 mph
4 mph
0300
68°F
S
6 mph
6 mph
0600
70°F
SW
6 mph
6 mph
0900
73°F
SW
6 mph
6 mph
1200
81°F
W
3 mph
3 mph
