World Resorts China Shanghai Weather

Shanghai Sea Temperature in September

Average sea water temperature in September:
+80.7°F
Minimum sea water temperature in September: 88.5°F
Maximum sea water temperature in September: 73.9°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 88.5°F and 81.5°F.

Monthly sea water temperature in Shanghai, °F

Which China resorts have warmest sea in September?

Place name September 2025 September 2024
Beihai 86.0°F 86.0°F
Taichung  85.9°F 86.0°F
Shanghai 85.4°F 85.0°F
Tainan 85.4°F 86.2°F
Zhuhai 85.3°F 85.4°F
Suzhou 85.2°F 84.6°F
Nantong 85.1°F 85.4°F
Taipei 85.1°F 85.0°F
Macau 85.0°F 85.4°F
Xiamen 85.0°F 84.0°F
Shenzhen 85.0°F 84.7°F
Guangzhou 84.8°F 85.5°F
Hong Kong 84.5°F 84.3°F
Hainan 84.5°F 85.5°F
Haikou 84.3°F 85.0°F
Yalong Bay 84.2°F 85.5°F
Sanya 84.1°F 85.5°F
Dadunhai 84.1°F 85.5°F
Hangzhou 84.0°F 83.6°F
Ningbo 83.8°F 83.4°F

Best time for vacation in Shanghai

Sunniest months:
December 16 days
January 15 days
May 14 days
Warmest months:
August 90.4 °F
July 89.9 °F
September 82.9 °F
Warmest sea temp:
August 84.9 °F
July 82.6 °F
September 80.6 °F
Coldest months:
January 48.9 °F
February 50.8 °F
December 52.7 °F
Rainiest months:
June 8 days
July 7 days
August 6 days
Windiest months:
May 9.1 mph
August 9.0 mph
April 9.0 mph

Shanghai on a weather map

Shanghai
+73°F
SW 8 mph
Feels like: +77°F
Precip.: 18%
Places in China:
Name
°F
+55°F
+64°F
+77°F
+81°F
+75°F
+66°F
+64°F
+75°F
+75°F
+73°F
+70°F
+73°F
+79°F
+75°F
+61°F
24 Hours Forecast
Shanghai
Local time: 02:17
September 15, tuesday
0300
73°F
SW
8 mph
0600
73°F
SW
7 mph
0900
79°F
SW
11 mph
1200
82°F
SW
11 mph
1500
81°F
SW
11 mph
1800
75°F
SW
7 mph
2100
73°F
SW
6 mph
September 16, wednesday
0000
72°F
S
4 mph
Units of measurement: °C / °F