S
M
T
W
T
F
S
30
98°
79°
31
85°
67°
1
92°
66°
2
92°
72°
3
91°
76°
4
94°
73°
5
95°
72°
6
96°
76°
7
96°
67°
8
95°
67°
9
97°
67°
10
94°
68°
11
90°
67°
12
92°
65°
13
92°
64°
14
91°
62°
15
92°
61°
16
87°
61°
17
92°
61°
18
91°
63°
19
90°
62°
20
91°
58°
21
84°
53°
22
85°
53°
23
85°
54°
24
86°
53°
25
87°
56°
26
89°
58°
27
88°
52°
28
82°
48°
29
82°
49°
30
83°
48°
1
81°
47°
2
82°
47°
3
81°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mescal
Mescal's September 2026 forecast shows daily high temperatures ranging from 81° to 97°, with overnight lows between 46° and 68°. The average high for September is 88° with an average low of 58°. 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 Mescal. See also: October | November | December.