S
M
T
W
T
F
S
30
94°
68°
31
95°
72°
1
94°
72°
2
97°
71°
3
97°
72°
4
95°
72°
5
92°
71°
6
95°
73°
7
95°
74°
8
96°
72°
9
95°
74°
10
95°
74°
11
89°
69°
12
91°
68°
13
90°
68°
14
88°
66°
15
83°
70°
16
84°
70°
17
85°
69°
18
87°
69°
19
89°
68°
20
87°
69°
21
84°
69°
22
88°
68°
23
88°
67°
24
87°
67°
25
88°
66°
26
88°
67°
27
89°
66°
28
88°
66°
29
87°
65°
30
88°
66°
1
88°
66°
2
86°
65°
3
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Transylvania
Transylvania's September 2026 forecast shows daily high temperatures ranging from 83° to 97°, with overnight lows between 65° and 74°. The average high for September is 90° with an average low of 69°. 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 Transylvania. See also: October | November | December.