S
M
T
W
T
F
S
26
76°
61°
27
72°
58°
28
69°
55°
29
77°
55°
30
77°
59°
1
78°
62°
2
78°
56°
3
71°
55°
4
70°
55°
5
74°
56°
6
72°
56°
7
71°
57°
8
72°
56°
9
76°
57°
10
79°
60°
11
80°
64°
12
80°
61°
13
79°
58°
14
81°
61°
15
80°
62°
16
81°
62°
17
80°
59°
18
76°
66°
19
77°
67°
20
79°
65°
21
77°
63°
22
78°
62°
23
77°
61°
24
78°
62°
25
77°
62°
26
78°
65°
27
80°
63°
28
77°
62°
29
78°
64°
30
83°
64°
31
83°
65°
1
84°
66°
2
80°
64°
3
78°
63°
4
78°
64°
5
79°
64°
6
84°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chengdu
Chengdu's May 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 55° and 67°. The average high for May is 77° with an average low of 61°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Chengdu. See also: June | July | August.