May Weather in Dalan, China

Last updated: August 22, 2025

In May, the average temperature in Dalan, China hovers around 26°C (79°F), with a minimum of 15°C (58°F) and a scorching maximum of 38°C (100°F). Be prepared for some rain, as 176 mm (6.9 in) of precipitation is expected over 19 days. The air tends to be quite humid, with an average humidity of 79%.

May Temperature in Dalan

In May in Dalan, the average temperature is 26°C (79°F), with maximums reaching 38°C (100°F) and minimums dropping as low as 15°C (58°F). This creates a warm climate that is ideal for outdoor activities and exploration.

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

The chart illustrates May temperature patterns in Dalan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dalan, May typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (100°F) and lows dropping to around 15°C (58°F).

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

May Precipitation in Dalan

In Dalan in May, the precipitation amount is 176 mm (6.9 in) occurring over a period of 19 days.

May Precipitation Trends in Dalan

The chart displays monthly precipitation patterns in Dalan, 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 Dalan, May typically receives around 176 mm (6.9 inches) of precipitation spread over approximately 19 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 Dalan

In Dalan in May humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

May Average Humidity in Dalan

This chart illustrates the average monthly humidity levels in Dalan, 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 Dalan is approximately 79%, 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 Dalan

In Dalan in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Dalan, you can check here.

Maximum UV Index Levels in Dalan for May

The chart shows the monthly maximum UV Index (UVI) for Dalan 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 Dalan typically reaches 14, which falls under the extreme exposure category.

Data source: Dalan 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 Dalan Compares to Other Months

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

This table compares monthly weather conditions in Dalan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (60°F)	27 mm (1.1 inches)	64%	high
February Weather	16°C (61°F)	45 mm (1.8 inches)	68%	very high
March Weather	20°C (68°F)	84 mm (3.3 inches)	73%	extreme
April Weather	22°C (73°F)	105 mm (4.2 inches)	71%	extreme
May Weather	26°C (79°F)	176 mm (6.9 inches)	79%	extreme
June Weather	28°C (82°F)	330 mm (13.0 inches)	77%	extreme
July Weather	29°C (84°F)	157 mm (6.2 inches)	88%	extreme
August Weather	28°C (83°F)	265 mm (10.4 inches)	88%	extreme
September Weather	28°C (82°F)	161 mm (6.3 inches)	75%	extreme
October Weather	24°C (76°F)	84 mm (3.3 inches)	65%	very high
November Weather	21°C (70°F)	27 mm (1.0 inches)	64%	very high
December Weather	16°C (61°F)	18 mm (0.7 inches)	69%	high