Measurements:
°C
°F
CURRENT WEATHER
07:18
Haikou
72°F
W 11 mph
Feels like: 72°F
Precip: 66%
World Resorts China Haikou Weather

7 Day Weather Forecast

12.16
tue
DAY
76°F
W 13 mph
precip
0%
NIGHT
72°F
SW 8 mph
precip
0%
12.17
wed
DAY
76°F
SW 13 mph
precip
0%
NIGHT
72°F
SW 6 mph
precip
0%
12.18
thu
DAY
76°F
SW 16 mph
precip
73%
NIGHT
72°F
W 12 mph
precip
0%
12.19
fri
DAY
76°F
SW 13 mph
precip
71%
NIGHT
72°F
W 11 mph
precip
78%
12.20
sat
DAY
76°F
SW 11 mph
precip
23%
NIGHT
72°F
SW 7 mph
precip
50%
12.21
sun
DAY
76°F
SW 12 mph
precip
0%
NIGHT
74°F
NE 4 mph
precip
0%
12.22
mon
DAY
72°F
SW 20 mph
precip
0%
NIGHT
68°F
W 16 mph
precip
0%

Haikou Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Haikou was 22.5°F. The maximum and minimum values were 22.1°F and 23.1°F respectively.

Haikou on the Weather Map

Best Time to Visit Haikou
The most sunny months:
June 15 days
May 14 days
July 13 days
The most warm months:
June 95.6 °F
July 95.5 °F
August 94.4 °F
Warmest sea temperature:
August 89.4 °F
July 89.4 °F
September 88.1 °F
The most cold months:
January 72.0 °F
December 73.5 °F
February 75.2 °F
The most rainy months:
August 9 days
July 8 days
June 8 days
The most windy months:
December 12 mph
October 12 mph
November 12 mph
more details