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.

Best time to visit Haikou

Q: When is the best time to visit Haikou?

The best time to visit Haikou is July based on the following average weather conditions. Daily hours of sunshine = 10 hours or more.

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Haikou by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Haikou?

The best time to visit Haikou is July based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0.5
Jan
0.5
Feb
0.5
Mar
1.5
Apr
3
May
3
Jun
4
Jul
3
Aug
3
Sep
2.5
Oct
1.5
Nov
1.5
Dec

Change criteria

Hours of Sunshine (daily)

4
Jan
4
Feb
4
Mar
5
Apr
7
May
7
Jun
8
Jul
7
Aug
7
Sep
6
Oct
5
Nov
5
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for China (Haikou) 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.

Metric (°C) | Imperial (°F)