S
M
T
W
T
F
S
30
74°
53°
31
76°
51°
1
78°
50°
2
74°
55°
3
66°
59°
4
79°
60°
5
71°
56°
6
68°
53°
7
78°
56°
8
75°
45°
9
64°
60°
10
81°
53°
11
69°
48°
12
72°
53°
13
71°
56°
14
72°
53°
15
68°
52°
16
69°
51°
17
70°
47°
18
66°
47°
19
67°
49°
20
65°
46°
21
61°
49°
22
61°
51°
23
66°
50°
24
70°
49°
25
67°
50°
26
66°
45°
27
61°
43°
28
64°
44°
29
68°
48°
30
69°
48°
1
69°
47°
2
67°
48°
3
65°
47°
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 61° to 81°, with overnight lows between 43° and 60°. 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 Unity. See also: October | November | December.
