26.06
fri
fri
Day
93°F
SE 3 mph
Precip.
2%
2%
Night
77°F
N 3 mph
Precip.
18%
18%
27.06
sat
sat
Day
95°F
E 5 mph
Precip.
7%
7%
Night
77°F
N 1 mph
Precip.
61%
61%
28.06
sun
sun
Day
93°F
SE 1 mph
Precip.
5%
5%
Night
77°F
N 4 mph
Precip.
15%
15%
29.06
mon
mon
Day
84°F
NW 3 mph
Precip.
9%
9%
Night
77°F
N 4 mph
Precip.
33%
33%
30.06
tue
tue
Day
90°F
NW 1 mph
Precip.
42%
42%
Night
75°F
N 4 mph
Precip.
29%
29%
01.07
wed
wed
Day
88°F
W 4 mph
Precip.
36%
36%
Night
75°F
NW 4 mph
Precip.
31%
31%
02.07
thu
thu
Day
88°F
W 1 mph
Precip.
36%
36%
Night
75°F
NW 4 mph
Precip.
19%
19%
Sea water temperature in June, °F
Show year:
2026
2025
2024
The average sea water temperature in June of 2026 was 87.7°F. The highest and lowest sea temperatures during the month were 89.8°F and 86.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 86.1°F. The highest and lowest sea temperatures during the month were 87.6°F and 85.1°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: 12:18
June 26, friday
1500
99°F
S
4 mph
4 mph
1800
82°F
W
5 mph
5 mph
2100
77°F
NE
4 mph
4 mph
June 27, saturday
0000
77°F
N
3 mph
3 mph
0300
75°F
N
2 mph
2 mph
0600
75°F
N
4 mph
4 mph
0900
84°F
NE
3 mph
3 mph
1200
95°F
E
5 mph
5 mph
