27.04
mon
mon
Day
88°F
NW 4 mph
Precip.
0%
0%
Night
70°F
N 5 mph
Precip.
0%
0%
28.04
tue
tue
Day
91°F
NE 5 mph
Precip.
0%
0%
Night
73°F
N 3 mph
Precip.
0%
0%
29.04
wed
wed
Day
73°F
N 2 mph
Precip.
100%
100%
Night
70°F
S 5 mph
Precip.
100%
100%
30.04
thu
thu
Day
70°F
SW 1 mph
Precip.
78%
78%
Night
68°F
W 2 mph
Precip.
100%
100%
01.05
fri
fri
Day
84°F
W 4 mph
Precip.
100%
100%
Night
72°F
NW 5 mph
Precip.
0%
0%
02.05
sat
sat
Day
88°F
NW 4 mph
Precip.
27%
27%
Night
73°F
N 6 mph
Precip.
0%
0%
03.05
sun
sun
Day
91°F
N 4 mph
Precip.
0%
0%
Night
77°F
N 5 mph
Precip.
0%
0%
04.05
mon
mon
Day
93°F
NE 3 mph
Precip.
0%
0%
Night
75°F
N 3 mph
Precip.
24%
24%
05.05
tue
tue
Day
91°F
W 2 mph
Precip.
0%
0%
Night
75°F
N 6 mph
Precip.
0%
0%
06.05
wed
wed
Day
93°F
N 5 mph
Precip.
0%
0%
Night
75°F
N 7 mph
Precip.
0%
0%
07.05
thu
thu
Day
93°F
N 6 mph
Precip.
0%
0%
Night
75°F
N 6 mph
Precip.
0%
0%
08.05
fri
fri
Day
95°F
N 4 mph
Precip.
0%
0%
Night
77°F
N 5 mph
Precip.
0%
0%
09.05
sat
sat
Day
91°F
NW 2 mph
Precip.
100%
100%
Night
75°F
N 4 mph
Precip.
0%
0%
10.05
sun
sun
Day
91°F
SW 2 mph
Precip.
100%
100%
Night
73°F
N 4 mph
Precip.
0%
0%
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 82.7°F. The highest and lowest sea temperatures during the month were 84.6°F and 80.8°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.6°F and 81.1°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: 04:20
April 27, monday
0600
70°F
N
3 mph
3 mph
0900
77°F
NW
5 mph
5 mph
1200
88°F
NW
4 mph
4 mph
1500
79°F
N
4 mph
4 mph
1800
79°F
NW
1 mph
1 mph
2100
73°F
NW
4 mph
4 mph
April 28, tuesday
0000
70°F
N
5 mph
5 mph
0300
68°F
N
6 mph
6 mph
