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May Weather in Haiyou, China

Last updated: August 22, 2025

In May, the average temperature in Haiyou, China hovers around 22°C (72°F), providing a pleasant climate. However, temperatures can fluctuate significantly, with a minimum of 10°C (50°F) and highs reaching up to 37°C (98°F). Visitors should also be prepared for rain, as the region experiences approximately 184 mm (7.2 in) of precipitation over about 15 days. With an average humidity level of 88%, the atmosphere can feel quite muggy.

May Temperature in Haiyou

In May in Haiyou, the average temperature is 22°C (72°F). Maximum temperatures can reach 37°C (98°F), while minimums can drop as low as 10°C (50°F). Be prepared for warm days and cooler evenings when traveling during this time.

May Weather in Haiyou: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Haiyou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haiyou, May typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (98°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec464756637176838478685949
Data source: Temperature data for Haiyou generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Haiyou

In Haiyou in May, the precipitation amount totals 184 mm (7.2 in) over the course of 15 days.

May Precipitation Trends in Haiyou

The chart displays monthly precipitation patterns in Haiyou, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Haiyou, May typically receives around 184 mm (7.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec5859113941842942812161351086849
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Haiyou

In Haiyou in May humidity is 88%. With an average temperature of 22°C (72°F), this humidity feels like a warm, steamy embrace that clings to your skin, making outdoor exploration a sweaty challenge but also a vibrant experience as the air is thick with the scent of nature and vibrant local life.

May Average Humidity in Haiyou

This chart illustrates the average monthly humidity levels in Haiyou, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Haiyou is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%80%86%88%89%91%88%79%79%80%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Haiyou

In Haiyou in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Haiyou.

Maximum UV Index Levels in Haiyou for May

The chart shows the monthly maximum UV Index (UVI) for Haiyou in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Haiyou typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6710101212121211875
Data source: Haiyou May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Haiyou Compares to Other Months

Weather in Haiyou varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Haiyou, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Haiyou, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)58 mm (2.3 inches)68%high
February Weather9°C (48°F)59 mm (2.3 inches)73%high
March Weather13°C (56°F)113 mm (4.5 inches)80%very high
April Weather17°C (64°F)94 mm (3.7 inches)86%very high
May Weather22°C (72°F)184 mm (7.2 inches)88%extreme
June Weather25°C (77°F)294 mm (11.6 inches)89%extreme
July Weather28°C (83°F)281 mm (11.0 inches)91%extreme
August Weather29°C (84°F)216 mm (8.5 inches)88%extreme
September Weather26°C (78°F)135 mm (5.3 inches)78%extreme
October Weather20°C (69°F)108 mm (4.3 inches)79%very high
November Weather15°C (60°F)68 mm (2.7 inches)80%high
December Weather9°C (49°F)49 mm (1.9 inches)80%moderate

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