May Weather in Heishan, China

Last updated: August 22, 2025

In May, the average temperature in Heishan, China is a comfortable 15°C (59°F). Expect a minimum of 9°C (48°F) and a pleasant maximum of 23°C (74°F). During this month, precipitation averages around 47 mm (1.8 in) over 5 days, and the air carries an average humidity of 82%.

May Temperature in Heishan

In May, in Heishan, the average temperature is 15°C (59°F). The maximum can reach 23°C (74°F) and the minimum can be as low as 9°C (48°F). This pleasant climate makes it an ideal time for outdoor adventures and sightseeing.

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

The chart illustrates May temperature patterns in Heishan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heishan, May typically has an average temperature of 15°C (59°F), with highs reaching up to 23°C (74°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for Heishan generated using information from the Copernicus Climate Change Service.

May Precipitation in Heishan

In Heishan in May, the total precipitation amount is 47 mm (1.8 in) over the course of 5 days.

May Precipitation Trends in Heishan

The chart displays monthly precipitation patterns in Heishan, 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 Heishan, May typically receives around 47 mm (1.8 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Heishan

In Heishan in May, humidity is 82%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and uncomfortable for travelers.

May Average Humidity in Heishan

This chart illustrates the average monthly humidity levels in Heishan, 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 Heishan is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Heishan

In Heishan in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Heishan.

Maximum UV Index Levels in Heishan for May

The chart shows the monthly maximum UV Index (UVI) for Heishan 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 Heishan typically reaches 8, which falls under the very high exposure category.

Data source: Heishan 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 Heishan Compares to Other Months

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

This table compares monthly weather conditions in Heishan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	12 mm (0.5 inches)	65%	moderate
February Weather	1°C (34°F)	13 mm (0.5 inches)	62%	moderate
March Weather	5°C (41°F)	17 mm (0.7 inches)	69%	high
April Weather	10°C (49°F)	36 mm (1.4 inches)	81%	very high
May Weather	15°C (59°F)	47 mm (1.8 inches)	82%	very high
June Weather	20°C (68°F)	67 mm (2.6 inches)	86%	very high
July Weather	24°C (76°F)	68 mm (2.7 inches)	93%	very high
August Weather	25°C (78°F)	146 mm (5.8 inches)	91%	very high
September Weather	23°C (73°F)	63 mm (2.5 inches)	74%	very high
October Weather	17°C (63°F)	39 mm (1.6 inches)	72%	high
November Weather	11°C (51°F)	33 mm (1.3 inches)	71%	moderate
December Weather	4°C (39°F)	19 mm (0.8 inches)	69%	low