16.07
thu
thu
Day
86°F
NE 2 mph
Precip.
13%
13%
Night
75°F
N 5 mph
Precip.
17%
17%
17.07
fri
fri
Day
90°F
NE 3 mph
Precip.
6%
6%
Night
75°F
N 5 mph
Precip.
16%
16%
18.07
sat
sat
Day
90°F
E 2 mph
Precip.
42%
42%
Night
73°F
N 4 mph
Precip.
12%
12%
19.07
sun
sun
Day
90°F
E 4 mph
Precip.
6%
6%
Night
75°F
N 4 mph
Precip.
15%
15%
20.07
mon
mon
Day
86°F
E 6 mph
Precip.
57%
57%
Night
75°F
N 5 mph
Precip.
20%
20%
21.07
tue
tue
Day
84°F
E 2 mph
Precip.
58%
58%
Night
75°F
N 4 mph
Precip.
46%
46%
22.07
wed
wed
Day
86°F
N 2 mph
Precip.
9%
9%
Night
75°F
N 2 mph
Precip.
17%
17%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 86.5°F. The highest and lowest sea temperatures during the month were 88.2°F and 85.5°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: 15:24
July 16, thursday
1800
79°F
N
5 mph
5 mph
2100
77°F
N
5 mph
5 mph
July 17, friday
0000
75°F
N
5 mph
5 mph
0300
73°F
N
4 mph
4 mph
0600
73°F
N
4 mph
4 mph
0900
82°F
N
4 mph
4 mph
1200
90°F
NE
3 mph
3 mph
1500
88°F
NE
2 mph
2 mph
