S
M
T
W
T
F
S
30
87°
57°
31
87°
53°
1
87°
49°
2
87°
65°
3
85°
61°
4
87°
55°
5
93°
64°
6
82°
62°
7
76°
54°
8
80°
49°
9
79°
54°
10
80°
52°
11
78°
64°
12
78°
63°
13
65°
55°
14
72°
54°
15
73°
56°
16
73°
59°
17
74°
58°
18
75°
62°
19
76°
62°
20
74°
60°
21
75°
58°
22
72°
60°
23
73°
58°
24
69°
56°
25
72°
60°
26
73°
61°
27
72°
58°
28
72°
57°
29
71°
61°
30
72°
61°
1
72°
60°
2
71°
59°
3
71°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sfantu Gheorghe
Sfantu Gheorghe's September 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 54° and 64°. The average high for September is 73° with an average low of 59°. 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 Sfantu Gheorghe. See also: October | November | December.