S
M
T
W
T
F
S
30
83°
62°
31
84°
59°
1
84°
53°
2
86°
53°
3
79°
54°
4
80°
55°
5
82°
60°
6
88°
63°
7
89°
64°
8
90°
54°
9
84°
53°
10
81°
58°
11
80°
63°
12
88°
54°
13
89°
52°
14
79°
58°
15
84°
61°
16
88°
60°
17
87°
50°
18
81°
53°
19
77°
53°
20
84°
58°
21
85°
58°
22
85°
57°
23
84°
58°
24
84°
57°
25
83°
57°
26
83°
56°
27
82°
56°
28
84°
55°
29
83°
56°
30
83°
56°
1
82°
44°
2
82°
43°
3
76°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Spearville
Spearville's September 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 43° and 64°. The average high for September is 84° with an average low of 56°. 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 Spearville. See also: October | November | December.