S
M
T
W
T
F
S
30
81°
48°
31
77°
55°
1
70°
50°
2
73°
45°
3
72°
52°
4
77°
61°
5
70°
54°
6
67°
44°
7
73°
53°
8
87°
63°
9
78°
57°
10
66°
48°
11
67°
50°
12
66°
48°
13
72°
52°
14
71°
51°
15
74°
54°
16
66°
49°
17
65°
50°
18
66°
51°
19
68°
51°
20
66°
49°
21
69°
51°
22
66°
48°
23
68°
52°
24
69°
52°
25
70°
51°
26
70°
48°
27
62°
44°
28
61°
42°
29
60°
43°
30
59°
48°
1
60°
46°
2
60°
43°
3
64°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bierdzany
Bierdzany's September 2026 forecast shows daily high temperatures ranging from 59° to 87°, with overnight lows between 42° and 63°. The average high for September is 68° with an average low of 49°. 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 Bierdzany. See also: October | November | December.