May weather forecast
Xiamen, China

englishespañol中文
Share

Weather in May

May marks the beginning of summer in Xiamen, China. Accompanied by the increase in temperature, it also experiences a rise in humidity which attracts an abundance of monsoon clouds. The rain gauge records a further increase, this time reaching 162mm (6.38"), the third-highest for the year, making it one of the rainiest months in Xiamen. Notwithstanding the high rainfall, Xiamen remains a great destination for nature enthusiasts with long daylight hours providing ample time for outdoor activities. With the pleasant sea temperature adding to the charm, May in Xiamen can be incredibly refreshing.

Temperature

Xiamen's weather in May presents a minor rise in the average high-temperature, moving from a moderately hot 23.1°C (73.6°F) in April to a still warm 26.6°C (79.9°F). Throughout the month of May, Xiamen witnesses an average low-temperature of 19.9°C (67.8°F).

Humidity

In Xiamen, the average relative humidity in May is 84%.

Rainfall

In Xiamen, in May, during 15.2 rainfall days, 162mm (6.38") of precipitation is typically accumulated. Throughout the year, there are 121 rainfall days, and 1349mm (53.11") of precipitation is accumulated.

Sea temperature

In Xiamen, China, the average seawater temperature in May is 23.8°C (74.8°F).
Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 23.8°C (74.8°F) waters. For reference, Olympians swim in waters of 25°C (77°F) to 28°C (82.4°F).

Daylight

In May, the average length of the day is 13h and 20min.
On the first day of May in Xiamen, sunrise is at 05:32 and sunset at 18:37. On the last day of the month, sunrise is at 05:18 and sunset at 18:51 CST.

Sunshine

In Xiamen, the average sunshine in May is 4.3h.

UV index

May through August, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 12 transforms into these recommendations:
Enforce all necessary safety measures, unprotected skin may suffer burns swiftly. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. For best protection against the Sun, use a sunscreen with no less than 30 SPF. This helps prevent sunburn and negative effects on the immune system. Warning! The reflection of sand and water increases the UV dose.

Frequently asked questions

What is the average May temperature in Xiamen?

The average high-temperature, in May, in Xiamen, is 26.6°C (79.9°F), while the average low-temperature is 19.9°C (67.8°F).

What is the average humidity in May in Xiamen?

In May, the average relative humidity is 84%.

How many days does it rain in May in Xiamen?

In May, in Xiamen, China, the rain falls for 15.2 days. Throughout May, 162mm (6.38") of precipitation is accumulated.

How warm is the water in May in Xiamen?

In Xiamen, China, in May, the average water temperature is 23.8°C (74.8°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.8°C (74.8°F) water.

What is the average length of the day in May in Xiamen?

The average day length in May in Xiamen, China, is 13h and 20min.

When are sunrise and sunset in May in Xiamen?

On the first day of May in Xiamen, China, sunrise is at 05:32 and sunset at 18:37. On the last day of the month, sunrise is at 05:18 and sunset at 18:51 CST.

How many hours of sunshine does Xiamen have in May?

In May, the average sunshine duration is 4.3h.

When is the highest UV index in Xiamen?

May through August, with an average maximum UV index of 12, are months with the highest UV index in Xiamen, China.

How high is the UV index in May in Xiamen?

In May, the average daily maximum UV index is 12. A UV Index value of 11, and more, symbolizes an ultimate hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Xiamen, China

Average temperature in May - Xiamen, China
  • Average high temperature in May: 26.6°C

The warmest month (with the highest average high temperature) is July (32°C).
The month with the lowest average high temperature is February (16.6°C).

  • Average low temperature in May: 19.9°C

The month with the highest average low temperature is July (25°C).
The coldest month (with the lowest average low temperature) is January (9.7°C).

Average humidity in May
Xiamen, China

Average humidity in May - Xiamen, China
  • Average humidity in May: 84%

The month with the highest relative humidity is June (86%).
The months with the lowest relative humidity are November and December (70%).

Average rainfall in May
Xiamen, China

Average rainfall in May - Xiamen, China
  • Average rainfall in May: 161.8mm

The wettest month (with the highest rainfall) is August (209mm).
The driest month (with the least rainfall) is December (28.2mm).

Average rainfall days in May
Xiamen, China

Average rainfall days in May - Xiamen, China
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is March (15.4 days).
The month with the least rainy days is October (3.2 days).

Average sea temperature in May
Xiamen, China

Average sea temperature in May - Xiamen, China
  • Average sea temperature in May: 23.8°C

The best month for swimming (with the highest average sea temperature) is July (27°C).
The coldest month (with the lowest average sea temperature) is February (14.9°C).

Average daylight in May /
Average sunshine in May
Xiamen, China

Average daylight in May / Average sunshine in May - Xiamen, China
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in May: 4h and 2min

The month with the most sunshine is July (Average sunshine: 7h and 36min).
The month with the least sunshine is March (Average sunshine: 2h and 54min).

Average UV index in May
Xiamen, China

Average UV index in May - Xiamen, China
  • Average UV index in May: 12

The months with the highest UV index are May, June, July and August (UV index 12).
The months with the lowest UV index are January and December (UV index 6).

Xiamen, China

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location