May Weather in Heihe, China

Last updated: August 22, 2025

In Heihe, China, the average temperature in May is a mild 13°C (55°F). However, be prepared for a range of temperatures, with a minimum of -3°C (28°F) and a maximum of 32°C (90°F). Expect 55 mm (2.2 in) of precipitation spread over 7 days, and don’t forget to factor in the average humidity of 74% for that extra touch of comfort!

May Temperature in Heihe

In May in Heihe, the average temperature is 13°C (55°F). Maximum temperatures can reach up to 32°C (90°F), while minimum temperatures can dip as low as -3°C (28°F). This diverse temperature range makes Heihe an intriguing travel destination, so be sure to pack accordingly!

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

The chart illustrates May temperature patterns in Heihe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heihe, May typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (28°F).

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

May Precipitation in Heihe

In Heihe in May, the precipitation amount is 55 mm (2.2 in) over the course of 7 days.

May Precipitation Trends in Heihe

The chart displays monthly precipitation patterns in Heihe, 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 Heihe, May typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Heihe

In Heihe in May, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.

May Average Humidity in Heihe

This chart illustrates the average monthly humidity levels in Heihe, 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 Heihe is approximately 74%, 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 Heihe

In Heihe in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Heihe.

Maximum UV Index Levels in Heihe for May

The chart shows the monthly maximum UV Index (UVI) for Heihe 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 Heihe typically reaches 7, which falls under the high exposure category.

Data source: Heihe 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 Heihe Compares to Other Months

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

This table compares monthly weather conditions in Heihe, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-21°C (-5°F)	5 mm (0.2 inches)	89%	low
February Weather	-16°C (3°F)	4 mm (0.2 inches)	87%	low
March Weather	-4°C (25°F)	13 mm (0.5 inches)	76%	moderate
April Weather	5°C (41°F)	25 mm (1.0 inches)	71%	moderate
May Weather	13°C (55°F)	55 mm (2.2 inches)	74%	high
June Weather	18°C (65°F)	102 mm (4.0 inches)	82%	high
July Weather	23°C (73°F)	130 mm (5.1 inches)	86%	very high
August Weather	19°C (67°F)	164 mm (6.5 inches)	88%	very high
September Weather	14°C (57°F)	84 mm (3.3 inches)	86%	moderate
October Weather	4°C (39°F)	39 mm (1.6 inches)	84%	moderate
November Weather	-8°C (17°F)	20 mm (0.8 inches)	80%	low
December Weather	-20°C (-4°F)	6 mm (0.3 inches)	88%	low