Measurements:
°C
°F
Xiamen
74°F
E 1 mph
Feels like: 74°F
Precip: 100%
World Resorts China Xiamen Weather

Xiamen Sea Water Temperature

Current Sea Water Temperature:
+78.0°F
Maximum Sea Water Temperature in May: 86.2°F
Minimum Sea Water Temperature in May: 69.0°F
Average water temperature in May: 76.8°F

Sea Water Temperature for the Last 10 Days:

May 14 78.0°F May 09 77.8°F
May 13 77.4°F May 08 77.6°F
May 12 77.8°F May 07 76.8°F
May 11 77.6°F May 06 76.8°F
May 10 77.6°F May 05 76.8°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
January 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 63.5 °F
February 65.6 °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 +70
Beihai +88
Beijing +104
Dadunhai +94
Dalian +68
Guangzhou +92
Haikou +94
Hainan +94
Hong Kong +86
Quingdao +66
Sanya +94
Shanghai +78
Shenzhen +90
Weihai +72
Yalong Bay +94
24 Hours Weather Forecast
Xiamen
Local time: 16:15
14 may, thursday
1800 74°F
SW
1 mph
2100 74°F
W
4 mph
15 may, friday
0000 74°F
W
6 mph
0300 74°F
SW
11 mph
0600 74°F
SW
11 mph
0900 74°F
SW
12 mph
1200 74°F
W
6 mph
1500 74°F
SW
7 mph