S
M
T
W
T
F
S
30
84°
63°
31
88°
67°
1
88°
67°
2
85°
64°
3
84°
63°
4
84°
63°
5
83°
62°
6
81°
61°
7
77°
60°
8
79°
61°
9
76°
54°
10
74°
57°
11
75°
58°
12
76°
58°
13
79°
57°
14
80°
58°
15
81°
58°
16
80°
57°
17
78°
58°
18
80°
58°
19
74°
57°
20
78°
57°
21
78°
56°
22
79°
57°
23
78°
56°
24
75°
54°
25
69°
52°
26
70°
53°
27
75°
53°
28
76°
52°
29
76°
53°
30
75°
53°
1
76°
52°
2
76°
53°
3
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dundee
Dundee's September 2026 forecast shows daily high temperatures ranging from 69° to 88°, with overnight lows between 52° and 67°. The average high for September is 78° with an average low of 58°. 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 Dundee. See also: October | November | December.
