Measurements:
°C
°F
Guangzhou
88°F
N 6 mph
Feels like: 98°F
Precip: 100%
World Resorts China Guangzhou Weather

Guangzhou Sea Water Temperature

Current Sea Water Temperature:
+83.2°F
Maximum Sea Water Temperature in May: 89.8°F
Minimum Sea Water Temperature in May: 75.2°F
Average water temperature in May: 82.1°F

Sea Water Temperature for the Last 10 Days:

May 14 83.2°F May 09 81.2°F
May 13 81.8°F May 08 80.6°F
May 12 80.2°F May 07 80.4°F
May 11 80.4°F May 06 80.2°F
May 10 80.8°F May 05 80.8°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
April 7 mph
June 7 mph

Guangzhou on the Weather Map

China Resorts:
NAME
Beidaihe +68
Beihai +88
Beijing +102
Dadunhai +90
Dalian +66
Guangzhou +88
Haikou +86
Hainan +94
Hong Kong +82
Quingdao +64
Sanya +90
Shanghai +74
Shenzhen +82
Weihai +68
Yalong Bay +90
24 Hours Weather Forecast
Guangzhou
Local time: 17:29
14 may, thursday
1800 88°F
N
6 mph
2100 86°F
NW
7 mph
15 may, friday
0000 82°F
W
12 mph
0300 78°F
NW
9 mph
0600 78°F
W
7 mph
0900 80°F
W
9 mph
1200 82°F
W
8 mph
1500 82°F
NW
8 mph