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May Weather in Haiyan, China

Last updated: August 23, 2025

In May, the average temperature in Haiyan, China hovers around 27°C (80°F). You'll experience a comfortable range, with a minimum temperature of 18°C (64°F) and a warm maximum reaching 31°C (88°F). However, be prepared for some rain, as 201 mm (7.9 in) of precipitation is expected over 21 days, accompanied by an average humidity level of 76%.

May Temperature in Haiyan

In May in Haiyan, the average temperature is 27°C (80°F). Maximums can reach 31°C (88°F) and minimums can be as low as 18°C (64°F). This pleasant climate makes Haiyan an ideal destination for travelers seeking warmth and outdoor activities.

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

The chart illustrates May temperature patterns in Haiyan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haiyan, May typically has an average temperature of 27°C (80°F), with highs reaching up to 31°C (88°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec626369738083838382777264
Data source: Temperature data for Haiyan 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 Haiyan

In Haiyan in May, the precipitation amount is 201 mm (7.9 in) spread across 21 days.

May Precipitation Trends in Haiyan

The chart displays monthly precipitation patterns in Haiyan, 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 Haiyan, May typically receives around 201 mm (7.9 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec2070731162013222914592301952920
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Haiyan

In Haiyan in May, humidity is 76%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities and travel a bit challenging as you navigate the sticky air and sweat-drenched clothing.

May Average Humidity in Haiyan

This chart illustrates the average monthly humidity levels in Haiyan, 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 Haiyan is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%70%72%71%76%78%87%87%80%74%71%72%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Haiyan

In Haiyan in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Haiyan, you can check here.

Maximum UV Index Levels in Haiyan for May

The chart shows the monthly maximum UV Index (UVI) for Haiyan 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 Haiyan typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121214131313121197
Data source: Haiyan 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 Haiyan Compares to Other Months

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

This table compares monthly weather conditions in Haiyan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)20 mm (0.8 inches)66%very high
February Weather17°C (63°F)70 mm (2.8 inches)69%very high
March Weather21°C (69°F)73 mm (2.9 inches)72%extreme
April Weather23°C (74°F)116 mm (4.6 inches)71%extreme
May Weather27°C (80°F)201 mm (7.9 inches)76%extreme
June Weather28°C (83°F)322 mm (12.7 inches)78%extreme
July Weather29°C (84°F)291 mm (11.5 inches)87%extreme
August Weather28°C (83°F)459 mm (18.1 inches)87%extreme
September Weather28°C (83°F)230 mm (9.1 inches)80%extreme
October Weather25°C (78°F)195 mm (7.7 inches)74%extreme
November Weather22°C (72°F)29 mm (1.1 inches)71%very high
December Weather18°C (64°F)19 mm (0.8 inches)72%high

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