S
M
T
W
T
F
S
30
93°
71°
31
95°
70°
1
97°
69°
2
98°
70°
3
99°
71°
4
97°
71°
5
96°
73°
6
96°
68°
7
91°
73°
8
90°
71°
9
93°
69°
10
96°
68°
11
91°
66°
12
94°
68°
13
96°
70°
14
90°
65°
15
92°
65°
16
91°
64°
17
83°
59°
18
77°
64°
19
77°
63°
20
78°
63°
21
81°
62°
22
84°
63°
23
83°
61°
24
82°
62°
25
80°
62°
26
80°
57°
27
76°
54°
28
73°
51°
29
72°
50°
30
72°
50°
1
73°
53°
2
75°
56°
3
72°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Loretto
Loretto's September 2026 forecast shows daily high temperatures ranging from 72° to 97°, with overnight lows between 50° and 73°. The average high for September is 84° with an average low of 63°. 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 Loretto. See also: October | November | December.