Haikou weather

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Usually in May
- 32
- 24
- 7
Weather by month
Now Today
- 36
- 8
5-day forecast

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The weather guide for Haikou, China shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in Haikou?

The hottest time of year in Haikou is normally July. Expect maximum daytime temperatures to reach 33°C with very high heat and humidity.

Which month has the most rain in Haikou?

In terms of rainfall, September is usually the wettest month in Haikou with 295mm on average. There are normally 17 days in September with some rain.

When is it sunniest in Haikou?

The sunniest time of year in Haikou is normally July with bright sunshine on average for 61% of daylight hours; that's 8 hours of sunshine per day.

When is the sea warmest in Haikou?

The sea is usually at its warmest in Haikou in August when the water temperature reaches 29°C.

Metric (°C / mm) | Imperial (°F / inches)

Compare Haikou weather with the USA

Below the Haikou weather chart shows average maximum daytime temperature for Haikou, China and the USA (Washington).

Maximum daytime temperature (°C)

Haikou, China

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Metric (°C / mm) | Imperial (°F / inches)

Compare more Haikou weather >>

Tropical storm risk: Haikou typhoon season

% of month affected by tropical storms

1.7%

5.7%

7.8%

13.1%

12.2%

6.3%

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

The Haikou tropical storm risk chart above shows the typhoon season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms