Haikou weather live forecast

Today's maximum temperature in Haikou is expected to be 91°F. Select a day from the live weather forecast for Haikou, China for more weather parameters.

Thursday
14th May
91

81

7

11
Friday
15th May
88

81

6

9
Saturday
16th May
86

81

5

7
Sunday
17th May
84

79

4

6
Monday
18th May
86

79

1

10

5-day weather forecast updated at 04:00 on Thursday 14th May 2026 GMT

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The 5-day weather forecast for China (Haikou) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Haikou weather forecast by day

Below are the detailed weather forecasts for Haikou for the next 5 days.

Haikou weather for Thursday 14th May 2026

Expect isolated thunderstorms in Haikou, China with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 9 mph from the south.

91
°F maximum temperature
81
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
74
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
9
mph wind from S

Haikou weather for Friday 15th May 2026

Expect isolated thunderstorms in Haikou, China with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a light breeze of 6 mph from the south.

88
°F maximum temperature
81
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
88
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from S

Haikou weather for Saturday 16th May 2026

Expect isolated thunderstorms in Haikou, China with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a light breeze of 6 mph from the south-east.

86
°F maximum temperature
81
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
97
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from SE

Haikou weather for Sunday 17th May 2026

Expect isolated thunderstorms in Haikou, China with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and a gentle breeze of 9 mph from the south-east.

84
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
85
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from SE

Haikou weather for Monday 18th May 2026

Expect isolated thunderstorms in Haikou, China with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 11 mph from the south-east.