Measurements:
°C
°F
Hangzhou
74°F
N 3 mph
Feels like: 74°F
Precip: 100%
World Resorts China Hangzhou Weather

Hangzhou Sea Water Temperature

Current Sea Water Temperature:
+73.8°F
Maximum Sea Water Temperature in May: 77.6°F
Minimum Sea Water Temperature in May: 58.2°F
Average water temperature in May: 68.3°F

Sea Water Temperature for the Last 10 Days:

May 14 73.8°F May 09 71.0°F
May 13 72.4°F May 08 70.0°F
May 12 72.8°F May 07 70.8°F
May 11 71.2°F May 06 70.6°F
May 10 70.6°F May 05 66.6°F

When is the Warmest Sea for Hangzhou?

According to our data for the last three years for Hangzhou 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 Hangzhou was 91.7°F. The maximum and minimum values were 87.0°F and 95.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Hangzhou was 89.7°F. The maximum and minimum values were 87.0°F and 93.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Hangzhou was 87.8°F. The maximum and minimum values were 83.8°F and 91.2°F respectively.

Best Time to Visit Hangzhou
The most sunny months:
December 17 days
January 14 days
July 13 days
The most warm months:
August 97.0 °F
July 96.7 °F
June 87.2 °F
Warmest sea temperature:
August 88.4 °F
July 86.7 °F
September 82.9 °F
The most cold months:
January 49.5 °F
February 51.9 °F
December 52.9 °F
The most rainy months:
June 11 days
August 9 days
July 9 days
The most windy months:
March 6 mph
April 6 mph
February 6 mph

Hangzhou 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
Hangzhou
Local time: 17:29
14 may, thursday
1800 74°F
N
3 mph
2100 72°F
W
4 mph
15 may, friday
0000 72°F
W
5 mph
0300 70°F
W
6 mph
0600 70°F
W
6 mph
0900 76°F
W
7 mph
1200 84°F
W
10 mph
1500 84°F
W
14 mph