Swimming in Hainan island (Haikou) in august 2025: Average sea temperature in august and tide times in august 2025

Average sea temperature in Hainan island (Haikou) in august 2025.

In august, according to seasonal norms, the sea temperature in Hainan island (Haikou) is:

Minimum: 83°F

Average: 84°F

Maximum: 87°F

Other useful seasonal weather averages in august:

  • Outside temperature: 83°F to 90°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 17.4mph
  • It rains a total of 12.1in, over 14 day(s).

Should we swim in Hainan island (Haikou) in august?

Yes! The water temperature in Hainan island (Haikou) in august is ideal

In august, swimming is ideal on the beaches around Hainan island (Haikou)! With water reaching 87°F at most and 84°F on average, spending time in the water is very pleasant.

Note also that in august, the climate is tolerable with an average outside temperature of 86°F, 12.1in of precipitation (over 14 days) and 83.19 % humidity.

Water and normal seasonal temperatures in Hainan island (Haikou) in august

August
Average sea temperature 84°F
Minimum sea temperature 83°F
Maximum sea temperature 87°F
Average outside temperature 86°F
Maximum outside temperature 90°F
Minimum outside temperature 83°F
Wind speed 9.9mph
Wind temperature 83°F
Precipitation 12.1in
Number of days of rain 14 jour(s)
(46%)
Humidity 84%
Visibility in kilometers 9.23km
Cloud cover 34%
Our opinion ideal swimming

Chart of the tides in august 2025

Tide times in august 2025 in Hainan island (Haikou)

Swim elsewhere in China in august

City Average T° Max. T° Our opinion
Shanghai in august81°F85°Fideal swimming
Dalian in august75°F79°Fpleasant swimming
Qingdao in august78°F82°Fpleasant swimming
Wenzhou in august82°F86°Fideal swimming
Hainan in august84°F86°Fideal swimming
Hangzhou in august81°F84°Fideal swimming
Macao in august84°F87°Fideal swimming
Sanya in august84°F87°Fideal swimming
Shenzhen in august83°F86°Fideal swimming
Xiamen in august81°F84°Fideal swimming

Swim in China in august: sea temperature by city

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