17.03
tue
tue
Day
79°F
W 9 mph
Precip.
78%
78%
Night
72°F
NW 9 mph
Precip.
0%
0%
18.03
wed
wed
Day
79°F
W 9 mph
Precip.
0%
0%
Night
72°F
NW 9 mph
Precip.
0%
0%
19.03
thu
thu
Day
81°F
W 7 mph
Precip.
0%
0%
Night
72°F
NW 12 mph
Precip.
0%
0%
20.03
fri
fri
Day
82°F
W 11 mph
Precip.
0%
0%
Night
73°F
NW 10 mph
Precip.
0%
0%
21.03
sat
sat
Day
81°F
W 13 mph
Precip.
0%
0%
Night
73°F
NW 9 mph
Precip.
0%
0%
22.03
sun
sun
Day
81°F
W 13 mph
Precip.
52%
52%
Night
73°F
NW 8 mph
Precip.
0%
0%
23.03
mon
mon
Day
81°F
W 11 mph
Precip.
0%
0%
Night
73°F
NW 9 mph
Precip.
0%
0%
24.03
tue
tue
Day
82°F
W 11 mph
Precip.
0%
0%
Night
73°F
NW 11 mph
Precip.
0%
0%
25.03
wed
wed
Day
81°F
W 10 mph
Precip.
0%
0%
Night
73°F
NW 9 mph
Precip.
0%
0%
26.03
thu
thu
Day
82°F
W 7 mph
Precip.
0%
0%
Night
73°F
NW 12 mph
Precip.
0%
0%
27.03
fri
fri
Day
84°F
W 9 mph
Precip.
0%
0%
Night
75°F
NW 12 mph
Precip.
0%
0%
28.03
sat
sat
Day
84°F
W 11 mph
Precip.
0%
0%
Night
73°F
NW 11 mph
Precip.
0%
0%
29.03
sun
sun
Day
84°F
W 11 mph
Precip.
0%
0%
Night
75°F
NW 9 mph
Precip.
0%
0%
30.03
mon
mon
Day
82°F
W 6 mph
Precip.
0%
0%
Night
77°F
NW 9 mph
Precip.
100%
100%
Sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 72.3°F. The highest and lowest sea temperatures during the month were 76.6°F and 69.8°F.
Air temperature in Haikou, °F
Precipitation total in Haikou, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Haikou
Haikou on a weather map
Places in China:
Name
°F
24 Hours Forecast
Haikou
Local time: 14:36
March 17, tuesday
1500
81°F
W
11 mph
11 mph
1800
77°F
W
14 mph
14 mph
2100
72°F
NW
12 mph
12 mph
March 18, wednesday
0000
72°F
NW
9 mph
9 mph
0300
70°F
NW
9 mph
9 mph
0600
70°F
NW
9 mph
9 mph
0900
73°F
NW
11 mph
11 mph
1200
79°F
W
9 mph
9 mph
