May Weather in Heyu, China

Last updated: August 22, 2025

In Heyu, China, the average temperature in May is a comfortable 15°C (59°F). Daily highs can reach up to 27°C (81°F), while the cool nights may dip to a minimum of 5°C (42°F). Visitors can expect 183 mm (7.2 in) of precipitation spread over approximately 17 days, resulting in an average humidity of 83%—perfect for lush landscapes but a reminder to pack an umbrella!

May Temperature in Heyu

In May, in Heyu, the average temperature is 15°C (59°F). The maximum can reach 27°C (81°F), while the minimum can dip as low as 5°C (42°F). This mild climate makes Heyu an ideal destination for travelers looking to enjoy pleasant weather and outdoor activities.

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

The chart illustrates May temperature patterns in Heyu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heyu, May typically has an average temperature of 15°C (59°F), with highs reaching up to 27°C (81°F) and lows dropping to around 5°C (42°F).

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

May Precipitation in Heyu

In Heyu in May, the total precipitation amount is 183 mm (7.2 in), occurring over the course of 17 days.

May Precipitation Trends in Heyu

The chart displays monthly precipitation patterns in Heyu, 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 Heyu, May typically receives around 183 mm (7.2 inches) of precipitation spread over approximately 17 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 Heyu

In Heyu in May humidity is 83%. With an average temperature of 15°C (59°F), this humidity feels like a cozy, damp embrace that can be quite stifling for traveling, making even short walks feel more exhausting than they should, and prompting a need for frequent breaks in shaded or air-conditioned areas.

May Average Humidity in Heyu

This chart illustrates the average monthly humidity levels in Heyu, 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 Heyu is approximately 83%, 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 Heyu

In Heyu 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 Heyu.

Maximum UV Index Levels in Heyu for May

The chart shows the monthly maximum UV Index (UVI) for Heyu 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 Heyu typically reaches 12, which falls under the extreme exposure category.

Data source: Heyu 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 Heyu Compares to Other Months

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

This table compares monthly weather conditions in Heyu, 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 (30°F)	51 mm (2.0 inches)	72%	moderate
February Weather	0°C (33°F)	67 mm (2.7 inches)	76%	high
March Weather	7°C (44°F)	114 mm (4.5 inches)	87%	very high
April Weather	11°C (52°F)	154 mm (6.1 inches)	82%	extreme
May Weather	15°C (59°F)	183 mm (7.2 inches)	83%	extreme
June Weather	18°C (65°F)	272 mm (10.7 inches)	84%	extreme
July Weather	20°C (69°F)	380 mm (14.9 inches)	87%	extreme
August Weather	20°C (69°F)	284 mm (11.2 inches)	85%	extreme
September Weather	16°C (62°F)	276 mm (10.8 inches)	77%	extreme
October Weather	11°C (52°F)	157 mm (6.2 inches)	81%	very high
November Weather	6°C (43°F)	74 mm (2.9 inches)	86%	high
December Weather	0°C (33°F)	44 mm (1.7 inches)	81%	moderate