S
M
T
W
T
F
S
26
86°
71°
27
85°
73°
28
86°
73°
29
76°
64°
30
64°
59°
1
59°
54°
2
75°
48°
3
80°
47°
4
80°
50°
5
86°
67°
6
76°
55°
7
69°
52°
8
80°
56°
9
86°
68°
10
86°
66°
11
77°
61°
12
85°
54°
13
89°
54°
14
90°
62°
15
89°
67°
16
89°
71°
17
87°
75°
18
88°
75°
19
84°
71°
20
77°
68°
21
74°
69°
22
80°
66°
23
81°
67°
24
83°
68°
25
82°
67°
26
86°
69°
27
87°
69°
28
84°
67°
29
87°
66°
30
86°
65°
31
88°
69°
1
88°
69°
2
87°
68°
3
85°
68°
4
84°
64°
5
85°
68°
6
87°
70°
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 74° to 88°, with overnight lows between 64° and 75°. The average high for May is 84° with an average low of 68°. 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.