Measurements:
°C
°F
Guangzhou
90°F
N 14 mph
Feels like: 92°F
Precip: 83%
World Resorts China Guangzhou Weather

Guangzhou Sea Water Temperature

Current Sea Water Temperature:
+77.4°F
Maximum Sea Water Temperature in April: 81.8°F
Minimum Sea Water Temperature in April: 67.4°F
Average water temperature in April: 75.7°F

Sea Water Temperature for the Last 10 Days:

April 02 77.4°F March 28 77.2°F
April 01 77.4°F March 27 77.2°F
March 31 77.4°F March 26 77.2°F
March 30 76.4°F March 25 75.8°F
March 29 76.8°F March 24 75.6°F

When is the Warmest Sea for Guangzhou?

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

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Guangzhou was 87.7°F. The maximum and minimum values were 85.8°F and 89.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Guangzhou was 89.2°F. The maximum and minimum values were 85.0°F and 91.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Guangzhou was 88.6°F. The maximum and minimum values were 85.0°F and 91.6°F respectively.

Best Time to Visit Guangzhou
The most sunny months:
December 15 days
January 13 days
October 13 days
The most warm months:
July 98.7 °F
August 98.4 °F
September 96.2 °F
Warmest sea temperature:
August 88.6 °F
July 88.0 °F
September 87.7 °F
The most cold months:
January 68.9 °F
December 70.2 °F
February 72.5 °F
The most rainy months:
June 15 days
May 14 days
July 12 days
The most windy months:
July 7 mph
June 7 mph
April 7 mph

Guangzhou on the Weather Map

China Resorts:
NAME
Beidaihe +56
Beijing +66
Dadunhai +86
Dalian +58
Guangzhou +90
Haikou +96
Hainan +102
Hong Kong +82
Macau +82
Quingdao +54
Sanya +86
Shanghai +56
Shenzhen +82
Weihai +62
Yalong Bay +86
24 Hours Weather Forecast
Guangzhou
Local time: 11:58
03 apr, friday
1200 90°F
N
14 mph
1500 96°F
NE
17 mph
1800 92°F
NE
17 mph
2100 84°F
NE
9 mph
04 apr, saturday
0000 82°F
N
1 mph
0300 80°F
SW
3 mph
0600 80°F
S
4 mph
0900 76°F
S
6 mph