Haikou weather in July 2025

Expect daytime maximum temperatures of 33°C in Haikou in July and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 206 mm of rainfall in the month.

  • 33°C maximum daytime temperature in July in Haikou33
    33°C max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in July in Haikou15
    15 days with some rainfall
  • 25°C minimum night-time temperature in July in Haikou25
    25°C min night temperature
  • 13 hours of daylight per day in July in Haikou13
    13 hours of daylight per day
  • Very high heat & humidity in July in HaikouVH
    Very High heat & humidity
  • 206 mm monthly rainfall in July in Haikou206
    206 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Haikou11
    11+ (Extreme) UV index
  • 29°C sea temperature in July in Haikou29
    29°C sea temperature

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The July weather guide for China (Haikou) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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How hot is it in Haikou in July?

Daytime temperatures usually reach 33°C in Haikou in July with very high heat and humidity, falling to 25°C at night.

How sunny is it in Haikou in July?

There are normally 8 hours of bright sunshine each day in Haikou in July - that's 61% of daylight hours.

How warm is the sea around Haikou in July?

The average sea temperature around Haikou in July is 29°C.

Does it rain in Haikou in July?

There are usually 15 days with some rain in Haikou in July and the average monthly rainfall is 206mm.

What is the chance of a typhoon in Haikou in July?

On average 2.4 days in July in Haikou are likely to be affected by the passage of one or more tropical storms.

Haikou July sunrise & sunset times

Browse the sunrise and sunset times for Haikou in July 2025. Select a month to view Haikou sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 06:03 19:22
Wednesday, 16th July 2025 06:08 19:21
Thursday, 31st July 2025 06:14 19:16

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