Measurements:
°C
°F
CURRENT WEATHER
19:14
Hainan
80°F
E 1 mph
Feels like: 86°F
Precip: 68%
World Resorts China Hainan Weather

14 Day Weather Forecast

08.04
tue
DAY
90°F
S 2 mph
precip
58%
NIGHT
78°F
N 2 mph
precip
43%
08.05
wed
DAY
88°F
S 3 mph
precip
62%
NIGHT
78°F
N 2 mph
precip
40%
08.06
thu
DAY
90°F
SW 2 mph
precip
58%
NIGHT
78°F
NE 2 mph
precip
73%
08.07
fri
DAY
90°F
SE 3 mph
precip
60%
NIGHT
78°F
NE 3 mph
precip
40%
08.08
sat
DAY
90°F
E 10 mph
precip
18%
NIGHT
78°F
NE 6 mph
precip
17%
08.09
sun
DAY
90°F
E 11 mph
precip
17%
NIGHT
78°F
NE 4 mph
precip
14%
08.10
mon
DAY
92°F
E 11 mph
precip
8%
NIGHT
78°F
NE 5 mph
precip
17%
08.11
tue
DAY
92°F
E 9 mph
precip
22%
NIGHT
80°F
NE 5 mph
precip
16%
08.12
wed
DAY
92°F
NE 11 mph
precip
6%
NIGHT
78°F
NE 6 mph
precip
19%
08.13
thu
DAY
94°F
E 12 mph
precip
4%
NIGHT
80°F
NE 4 mph
precip
23%
08.14
fri
DAY
94°F
E 9 mph
precip
6%
NIGHT
80°F
NE 4 mph
precip
27%
08.15
sat
DAY
92°F
E 10 mph
precip
38%
NIGHT
80°F
NE 3 mph
precip
17%
08.16
sun
DAY
90°F
SE 7 mph
precip
36%
NIGHT
80°F
NE 3 mph
precip
17%
08.17
mon
DAY
92°F
E 7 mph
precip
43%
NIGHT
82°F
E 2 mph
precip
18%

Hainan Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Hainan was 90.3°F. The maximum and minimum values were 88.2°F and 91.8°F respectively.

Hainan on the Weather Map

Best Time to Visit Hainan
The most sunny months:
June 12 days
April 12 days
March 11 days
The most warm months:
June 94.5 °F
May 93.2 °F
July 93.0 °F
Warmest sea temperature:
July 90.7 °F
June 90.5 °F
August 90.3 °F
The most cold months:
December 71.7 °F
January 72.3 °F
February 77.5 °F
The most rainy months:
September 15 days
August 14 days
July 14 days
The most windy months:
April 4 mph
March 4 mph
October 4 mph
more details
China Resorts:
NAME
F°
Beidaihe +88
Beijing +96
Dadunhai +86
Dalian +90
Guangzhou +82
Hainan +80
Hong Kong +84
Qinhuangdao +88
Quingdao +86
Sanya +86
Shanghai +92
Shenzhen +84
Weihai +88
Yalong Bay +86
Yantai +88
all resorts
24 Hours Weather Forecast
Hainan
Local time: 19:14
04 aug, tuesday
2100 80°F
E
1 mph
05 aug, wednesday
0000 78°F
N
2 mph
0300 78°F
NE
3 mph
0600 78°F
N
2 mph
0900 84°F
N
2 mph
1200 88°F
S
3 mph
1500 84°F
S
3 mph
1800 80°F
NE
2 mph