S
M
T
W
T
F
S
30
85°
60°
31
90°
62°
1
87°
62°
2
86°
67°
3
85°
57°
4
82°
55°
5
89°
59°
6
86°
51°
7
82°
48°
8
83°
52°
9
81°
55°
10
80°
57°
11
80°
59°
12
76°
58°
13
76°
57°
14
74°
55°
15
71°
52°
16
72°
52°
17
73°
53°
18
75°
55°
19
75°
55°
20
74°
54°
21
72°
54°
22
71°
52°
23
65°
48°
24
68°
48°
25
69°
50°
26
70°
52°
27
71°
46°
28
62°
44°
29
62°
43°
30
63°
44°
1
68°
50°
2
64°
46°
3
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Razlog
Razlog's September 2026 forecast shows daily high temperatures ranging from 62° to 89°, with overnight lows between 43° and 59°. The average high for September is 73° with an average low of 51°. 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 Razlog. See also: October | November | December.