S
M
T
W
T
F
S
30
86°
63°
31
88°
62°
1
87°
61°
2
84°
64°
3
84°
63°
4
87°
62°
5
92°
63°
6
79°
61°
7
80°
53°
8
82°
55°
9
83°
56°
10
85°
59°
11
88°
59°
12
84°
58°
13
81°
56°
14
80°
57°
15
78°
55°
16
81°
56°
17
81°
56°
18
80°
55°
19
81°
56°
20
81°
55°
21
79°
55°
22
78°
54°
23
75°
53°
24
76°
54°
25
77°
53°
26
77°
52°
27
76°
51°
28
68°
48°
29
66°
46°
30
69°
45°
1
74°
52°
2
71°
51°
3
67°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Traian
Traian's September 2026 forecast shows daily high temperatures ranging from 66° to 88°, with overnight lows between 45° and 59°. The average high for September is 78° with an average low of 54°. 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 Traian. See also: October | November | December.