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Chengdu in May: Weather, Average temperature and Climate

Discover the weather for Chengdu in May and if it’s a good time to travel (based on historical data).
Check flight prices to Chengdu on Avionero:
May

Weather in Chengdu in May 2025

Good Weather
Warm
🌧️
Rainy
Weather for Chengdu in May is typically good with an average maximum temperature of +27°C during the day, and approximately 4 sunny days monthly. Typically, there are about 18 rainy days with the total average precipitation that falls in May around 85 mm. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.
Good to know:
  • May is usually the driest month of the year in Chengdu

Average weather

☀️
+27°C
Avg. max. temperature
+10°C
Min.
+38°C
Max.
85 mm
Total precipitation
68%
Avg. humidity
1 m/s
Avg. wind
4 ☀️
Sunny Days
9 ⛅️
Cloudy
18 🌦
Rainy
Our opinion: Chengdu has good weather in May.

Average temperature in Chengdu in May

Here are the expected maximum, average and minimum temperatures in Chengdu for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +27°C with a maximum of +36°C and a minimum of +15°C.

The average maximum temperature goes up 19% by the end of the month, compared with the beginning of the month, from +27°C to +31°C.

Is Chengdu warm or cold in May?

Chengdu is typically warm in May.

Maximum temperatures go up compared to the previous month from +23°C to +27°C. The minimum temperature also goes up from +14°C to +19°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how May is compared to other months in Chengdu:

Climate in Chengdu in May

Chengdu weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+23°C+27°C+29°C
Min. temperature
+5°C+10°C+15°C
Max. temperature
+36°C+38°C+38°C
Rainfall
54 mm85 mm142 mm
Wind
1 m/s1 m/s1 m/s
Humidity
70%68%74%
Air pressure
1011 HPa1008 HPa1003 HPa
Sunny days
443
Cloudy days
1098
Rainy days
161819
Snowy days
000

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +23°C to +27°C during the day. Prepare for more rain. Average rainfall goes from 54 mm to 85 mm. It feels drier, as humidity decreases from 70% to 68%. The average wind speed doesn’t change much during May, staying around 1 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.

June brings much the same weather, it remains good.

Wind

Wind speed in Chengdu in May based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Chengdu is gradually increasing during May, going from 3 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Chengdu based on historical data.
Last Year
Historical Data
Total precipitation in May is about 42 mm, with a 45% chance of rain on a typical day. The maximum amount of rainfall per day is around 6 mm, which is considered light rain. May is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Chengdu wettest month is July, where a typical day has a 74% chance of precipitation and 309 mm of rainfall per day. December, on the other hand, is the driest month with a mere 19% chance of precipitation and 7 mm of rainfall per day.

How was the weather last May in Chengdu?

This is the weather in Chengdu in May 2023:
1 May
☀️
+27°C
2 May
☀️
+27°C
3 May
☀️
+27°C
4 May
☀️
+31°C
5 May
☁️
+27°C
6 May
🌧️
+29°C
7 May
🌧️
+24°C
8 May
🌧️
+16°C
9 May
☁️
+17°C
10 May
🌧️
+22°C
11 May
☀️
+25°C
12 May
☀️
+29°C
13 May
☀️
+30°C
14 May
☀️
+28°C
15 May
☀️
+28°C
16 May
☁️
+32°C
17 May
☀️
+30°C
18 May
☀️
+29°C
19 May
🌧️
+29°C
20 May
🌫️
+29°C
21 May
☁️
+24°C
22 May
☀️
+21°C
23 May
☁️
+25°C
24 May
☁️
+27°C
25 May
☀️
+26°C
26 May
☀️
+26°C
27 May
☀️
+26°C
28 May
☀️
+31°C
29 May
☀️
+33°C
30 May
☀️
+36°C
31 May
☁️
+31°C
In May 2023 Chengdu had 18 sunny days, 7 cloudy days, and 5 rainy days. The average maximum temperature was +27°C, with an absolute maximum of +36°C and a minimum of +16°C. The average humidity was 66%, with a maximum of 100% and a minimum of 30%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

This is how Chengdu climate have been changing during last 43 years period.

The climate in Chengdu in May has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+20°C) and the highest in 2020 (+23°C). The driest year was 2006 with only 736 mm of rainfall, and the wettest year was 1990 with 1678 mm.

FAQ

Frequently asked questions about the weather in Chengdu in May:

Is May a good time to visit Chengdu?

May is a really good time to go to Chengdu. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Chengdu.

Can you sunbathe in Chengdu in May?

May is warm in Chengdu. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Chengdu rainy in May?

Chengdu is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Chengdu in May?

Usually, it’s not very sunny in Chengdu in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in China

Check out the weather for other cities in China.

Monthly weather in Chengdu

Source of the data

For this page, we’ve looked at the typical weather in Chengdu, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.