S
M
T
W
T
F
S
30
74°
64°
31
73°
65°
1
85°
69°
2
87°
68°
3
83°
68°
4
79°
63°
5
76°
58°
6
74°
52°
7
75°
50°
8
80°
51°
9
85°
61°
10
81°
62°
11
74°
52°
12
79°
51°
13
85°
64°
14
68°
50°
15
78°
46°
16
74°
63°
17
78°
65°
18
73°
57°
19
65°
45°
20
69°
53°
21
65°
51°
22
65°
45°
23
68°
40°
24
68°
39°
25
69°
38°
26
69°
38°
27
65°
41°
28
62°
56°
29
67°
55°
30
76°
54°
1
79°
61°
2
75°
46°
3
65°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dansville
Dansville's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Dansville. See also: October | November | December.