S
M
T
W
T
F
S
30
71°
45°
31
75°
50°
1
79°
49°
2
74°
46°
3
67°
43°
4
64°
44°
5
69°
46°
6
72°
53°
7
71°
52°
8
72°
53°
9
73°
51°
10
71°
51°
11
68°
50°
12
61°
47°
13
64°
47°
14
60°
44°
15
60°
48°
16
61°
44°
17
57°
47°
18
57°
46°
19
55°
43°
20
54°
42°
21
53°
43°
22
54°
43°
23
54°
41°
24
63°
45°
25
65°
44°
26
64°
46°
27
64°
45°
28
63°
43°
29
58°
41°
30
51°
42°
1
51°
42°
2
50°
41°
3
50°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Unity
Unity's September 2026 forecast shows daily high temperatures ranging from 50° to 79°, with overnight lows between 37° and 53°. The average high for September is 63° with an average low of 46°. 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 Unity. See also: October | November | December.
