Measurements:
°C
°F
Xiamen
68°F
W 4 mph
Feels like: 68°F
Precip: 100%
World Resorts China Xiamen Weather

Xiamen Sea Water Temperature

Current Sea Water Temperature:
+68.4°F
Maximum Sea Water Temperature in December: 74.2°F
Minimum Sea Water Temperature in December: 57.6°F
Average water temperature in December: 65.4°F

Sea Water Temperature for the Last 10 Days:

December 12 68.4°F December 07 67.8°F
December 11 69.2°F December 06 69.4°F
December 10 68.8°F December 05 68.4°F
December 09 67.6°F December 04 69.2°F
December 08 68.6°F December 03 71.4°F

When is the Warmest Sea for Xiamen?

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

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 Xiamen was 89.1°F. The maximum and minimum values were 87.8°F and 90.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Xiamen was 88.9°F. The maximum and minimum values were 85.8°F and 91.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Xiamen was 88.9°F. The maximum and minimum values were 87.2°F and 91.8°F respectively.

Best Time to Visit Xiamen
The most sunny months:
July 17 days
December 15 days
August 15 days
The most warm months:
July 94.8 °F
August 94.5 °F
September 91.8 °F
Warmest sea temperature:
August 86.2 °F
September 85.8 °F
July 85.7 °F
The most cold months:
January 63.7 °F
February 65.7 °F
December 66.9 °F
The most rainy months:
May 8 days
June 7 days
August 7 days
The most windy months:
October 11 mph
December 11 mph
November 11 mph

Xiamen on the Weather Map

China Resorts:
NAME
Beidaihe +34
Beijing +34
Dadunhai +84
Dalian +30
Guangzhou +58
Haikou +74
Hainan +78
Hangzhou +46
Hong Kong +70
Macau +66
Quingdao +34
Sanya +84
Shanghai +48
Shenzhen +68
Yalong Bay +84
24 Hours Weather Forecast
Xiamen
Local time: 14:30
13 dec, saturday
1500 68°F
W
4 mph
1800 66°F
W
6 mph
2100 62°F
SW
15 mph
14 dec, sunday
0000 62°F
SW
11 mph
0300 62°F
SW
9 mph
0600 60°F
SW
9 mph
0900 60°F
SW
9 mph
1200 64°F
SW
14 mph