May Weather in Ulan, China

Last updated: August 22, 2025

In Ulan, China, the average temperature in May hovers around 16°C (61°F), with a range that can dip to a brisk 1°C (34°F) and soar to a warm 32°C (90°F). Expect 26 mm (1.0 in) of precipitation spread over 4 rainy days, while the average humidity sits comfortably at 44%. Embrace the variability of this month as you experience the charm of the season!

May Temperature in Ulan

In May in Ulan, the average temperature is 16°C (61°F), with maximums reaching 32°C (90°F) and minimums dropping as low as 1°C (34°F). Be prepared for a range of temperatures, making it essential to pack both warm and light clothing for your travels.

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

The chart illustrates May temperature patterns in Ulan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulan, May typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (34°F).

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

May Precipitation in Ulan

In Ulan in May, the precipitation amount is 26 mm (1.0 in) over the course of 4 days.

May Precipitation Trends in Ulan

The chart displays monthly precipitation patterns in Ulan, 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 Ulan, May typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 4 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 Ulan

In Ulan in May, humidity is 44%. With an average temperature of 16°C (61°F), this humidity feels like a comfortable and pleasant environment for traveling, allowing for enjoyable outdoor activities without the discomfort often associated with higher humidity levels.

May Average Humidity in Ulan

This chart illustrates the average monthly humidity levels in Ulan, 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 Ulan is approximately 44%, 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 Ulan

In Ulan 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 Ulan.

Maximum UV Index Levels in Ulan for May

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

Data source: Ulan 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 Ulan Compares to Other Months

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

This table compares monthly weather conditions in Ulan, 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 (18°F)	2 mm (0.1 inches)	62%	moderate
February Weather	-4°C (25°F)	6 mm (0.3 inches)	60%	moderate
March Weather	4°C (40°F)	11 mm (0.5 inches)	54%	high
April Weather	11°C (51°F)	22 mm (0.9 inches)	63%	very high
May Weather	16°C (61°F)	26 mm (1.0 inches)	44%	extreme
June Weather	21°C (70°F)	50 mm (2.0 inches)	49%	extreme
July Weather	23°C (74°F)	45 mm (1.8 inches)	45%	extreme
August Weather	21°C (70°F)	59 mm (2.3 inches)	51%	extreme
September Weather	16°C (61°F)	47 mm (1.8 inches)	53%	very high
October Weather	8°C (46°F)	30 mm (1.2 inches)	62%	high
November Weather	1°C (34°F)	6 mm (0.3 inches)	62%	moderate
December Weather	-7°C (19°F)	3 mm (0.1 inches)	68%	low