S
M
T
W
T
F
S
30
78°
65°
31
73°
66°
1
83°
66°
2
82°
63°
3
79°
62°
4
75°
60°
5
74°
61°
6
75°
60°
7
76°
61°
8
75°
62°
9
76°
63°
10
77°
52°
11
74°
56°
12
75°
55°
13
75°
57°
14
76°
57°
15
76°
56°
16
75°
55°
17
71°
56°
18
75°
56°
19
71°
55°
20
73°
56°
21
73°
57°
22
74°
56°
23
74°
53°
24
67°
52°
25
62°
49°
26
65°
52°
27
68°
52°
28
70°
51°
29
71°
52°
30
71°
52°
1
70°
51°
2
70°
52°
3
68°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Concord
Concord's September 2026 forecast shows daily high temperatures ranging from 62° to 83°, with overnight lows between 49° and 66°. The average high for September is 73° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Concord. See also: October | November | December.
