17.03
mon
mon
Day

61°F
W 6 mph
Precip.
77%
77%
Night

59°F
W 4 mph
Precip.
0%
0%
18.03
tue
tue
Day

57°F
SW 6 mph
Precip.
100%
100%
Night

55°F
W 4 mph
Precip.
66%
66%
19.03
wed
wed
Day

64°F
SW 6 mph
Precip.
0%
0%
Night

57°F
NW 3 mph
Precip.
0%
0%
20.03
thu
thu
Day

72°F
SW 8 mph
Precip.
0%
0%
Night

59°F
NW 4 mph
Precip.
0%
0%
21.03
fri
fri
Day

73°F
W 9 mph
Precip.
0%
0%
Night

61°F
NW 4 mph
Precip.
0%
0%
22.03
sat
sat
Day

75°F
W 8 mph
Precip.
0%
0%
Night

64°F
NW 4 mph
Precip.
0%
0%
23.03
sun
sun
Day

77°F
W 6 mph
Precip.
0%
0%
Night

64°F
NW 4 mph
Precip.
0%
0%
24.03
mon
mon
Day

81°F
W 5 mph
Precip.
0%
0%
Night

64°F
N 3 mph
Precip.
0%
0%
25.03
tue
tue
Day

82°F
SW 4 mph
Precip.
0%
0%
Night

68°F
N 2 mph
Precip.
0%
0%
26.03
wed
wed
Day

88°F
SW 4 mph
Precip.
0%
0%
Night

72°F
NW 4 mph
Precip.
0%
0%
27.03
thu
thu
Day

88°F
W 9 mph
Precip.
0%
0%
Night

70°F
NW 6 mph
Precip.
24%
24%
28.03
fri
fri
Day

82°F
NW 12 mph
Precip.
71%
71%
Night

70°F
W 5 mph
Precip.
81%
81%
29.03
sat
sat
Day

81°F
W 9 mph
Precip.
83%
83%
Night

70°F
NW 4 mph
Precip.
0%
0%
30.03
sun
sun
Day

86°F
W 6 mph
Precip.
0%
0%
Night

73°F
W 3 mph
Precip.
0%
0%
Sea water temperature in March, °F
Show year:
2025
2024
2023
The average sea water temperature in March of 2025 was 73.1°F. The highest and lowest sea temperatures during the month were 74.3°F and 70.2°F.
Air temperature in Hainan, °F
Precipitation total in Hainan, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Hainan
Hainan on a weather map
Places in China:
Name
°F
24 Hours Forecast
Hainan
Local time: 06:14
March 17, monday
0900

61°F
W
5 mph
5 mph
1200

61°F
W
6 mph
6 mph
1500

63°F
W
6 mph
6 mph
1800

61°F
W
6 mph
6 mph
2100

59°F
W
6 mph
6 mph
March 18, tuesday
0000

59°F
W
4 mph
4 mph
0300

57°F
SW
4 mph
4 mph
0600

57°F
SW
6 mph
6 mph