May Weather in Sanlei, China

Last updated: August 22, 2025

In May, the average temperature in Sanlei, China is a comfortable 19°C (66°F). However, be prepared for some variability, as the temperatures can range from a brisk 1°C (35°F) to a sweltering 37°C (98°F). During this month, you can expect about 10 mm (0.4 in) of precipitation over roughly 3 days, along with an average humidity level of 41%.

May Temperature in Sanlei

In May in Sanlei, the average temperature is 19°C (66°F). Maximums can reach 37°C (98°F), and minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures, making it essential to pack versatile clothing for your travels.

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

The chart illustrates May temperature patterns in Sanlei, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanlei, May typically has an average temperature of 19°C (66°F), with highs reaching up to 37°C (98°F) and lows dropping to around 1°C (35°F).

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

May Precipitation in Sanlei

In Sanlei in May, the precipitation amount is 10 mm (0.4 in) over a period of 3 days.

May Precipitation Trends in Sanlei

The chart displays monthly precipitation patterns in Sanlei, 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 Sanlei, May typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 3 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 Sanlei

In Sanlei in May humidity is 41%. With an average temperature of 19°C (66°F), this humidity feels like a refreshing embrace, making it comfortable for traveling and perfect for exploring the sights without feeling overheated or bogged down.

May Average Humidity in Sanlei

This chart illustrates the average monthly humidity levels in Sanlei, 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 Sanlei is approximately 41%, 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 Sanlei

In Sanlei in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Sanlei.

Maximum UV Index Levels in Sanlei for May

The chart shows the monthly maximum UV Index (UVI) for Sanlei 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 Sanlei typically reaches 11, which falls under the extreme exposure category.

Data source: Sanlei 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 Sanlei Compares to Other Months

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

This table compares monthly weather conditions in Sanlei, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (19°F)	2 mm (0.1 inches)	53%	moderate
February Weather	-3°C (27°F)	1 mm (0.0 inches)	48%	moderate
March Weather	6°C (44°F)	1 mm (0.0 inches)	52%	high
April Weather	13°C (55°F)	12 mm (0.5 inches)	57%	very high
May Weather	19°C (66°F)	10 mm (0.4 inches)	41%	extreme
June Weather	24°C (75°F)	18 mm (0.7 inches)	41%	extreme
July Weather	26°C (79°F)	15 mm (0.6 inches)	38%	extreme
August Weather	23°C (74°F)	37 mm (1.4 inches)	42%	extreme
September Weather	18°C (65°F)	28 mm (1.1 inches)	52%	very high
October Weather	9°C (49°F)	13 mm (0.5 inches)	58%	high
November Weather	1°C (34°F)	2 mm (0.1 inches)	59%	moderate
December Weather	-7°C (20°F)	1 mm (0.0 inches)	60%	moderate