S
M
T
W
T
F
S
26
70°
50°
27
71°
49°
28
63°
52°
29
79°
57°
30
74°
51°
1
63°
51°
2
58°
35°
3
67°
36°
4
79°
39°
5
81°
51°
6
75°
60°
7
73°
46°
8
71°
47°
9
79°
50°
10
84°
57°
11
70°
49°
12
70°
48°
13
77°
54°
14
76°
48°
15
75°
48°
16
83°
58°
17
87°
64°
18
89°
64°
19
90°
64°
20
86°
62°
21
89°
62°
22
90°
58°
23
82°
61°
24
85°
62°
25
86°
62°
26
86°
63°
27
85°
63°
28
86°
62°
29
86°
64°
30
85°
64°
31
85°
63°
1
87°
65°
2
87°
65°
3
85°
64°
4
84°
65°
5
87°
66°
6
88°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Concord
Concord's May 2026 forecast shows daily high temperatures ranging from 70° to 90°, with overnight lows between 48° and 66°. The average high for May is 84° with an average low of 60°. 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 Concord. See also: June | July | August.