Measurements:
°C
°F
Hainan
74°F
W 4 mph
Feels like: 80°F
Precip: 81%
World Resorts China Hainan Weather

Hainan Sea Water Temperature

Current Sea Water Temperature:
+78.0°F
Maximum Sea Water Temperature in March: 83.8°F
Minimum Sea Water Temperature in March: 68.0°F
Average water temperature in March: 75.8°F

Sea Water Temperature for the Last 10 Days:

March 18 78.0°F March 13 74.2°F
March 17 76.8°F March 12 74.6°F
March 16 75.8°F March 11 74.6°F
March 15 75.2°F March 10 74.8°F
March 14 74.4°F March 09 75.0°F

When is the Warmest Sea for Hainan?

According to our data for the last three years for Hainan the highest average sea water temperature was in July, June and August.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2023 2022 2021

The average sea surface temperature in July 2023 for Hainan was 93.0°F. The maximum and minimum values were 91.6°F and 94.2°F respectively.

Sea Water Temperature in June

Select Year: 2023 2022 2021

The average sea surface temperature in June 2023 for Hainan was 90.7°F. The maximum and minimum values were 89.6°F and 92.4°F respectively.

Sea Water Temperature in August

Select Year: 2023 2022 2021

The average sea surface temperature in August 2023 for Hainan was 91.1°F. The maximum and minimum values were 90.0°F and 92.2°F respectively.

Best Time to Visit Hainan
The most sunny months:
June 13 days
May 12 days
July 10 days
The most warm months:
June 94.6 °F
May 93.8 °F
July 93.7 °F
Warmest sea temperature:
July 90.7 °F
June 90.4 °F
August 90.3 °F
The most cold months:
December 71.5 °F
January 72.1 °F
February 77.2 °F
The most rainy months:
August 16 days
September 16 days
July 15 days
The most windy months:
March 4 mph
April 4 mph
October 4 mph

Hainan on the Weather Map

China Resorts:
NAME
Beidaihe +52
Beijing +58
Dadunhai +84
Dalian +40
Guangzhou +74
Hainan +74
Hangzhou +66
Hong Kong +70
Macau +72
Quingdao +50
Sanya +84
Shanghai +64
Shenzhen +70
Weihai +38
Yalong Bay +84
24 Hours Weather Forecast
Hainan
Local time: 14:27
19 mar, tuesday
1500 74°F
W
4 mph
1800 74°F
W
4 mph
2100 70°F
SW
7 mph
20 mar, wednesday
0000 68°F
SW
5 mph
0300 68°F
W
6 mph
0600 66°F
W
5 mph
0900 68°F
W
6 mph
1200 74°F
W
7 mph