S
M
T
W
T
F
S
30
90°
68°
31
90°
66°
1
88°
70°
2
91°
68°
3
91°
66°
4
90°
70°
5
N/A
6
90°
66°
7
90°
68°
8
90°
68°
9
82°
65°
10
74°
60°
11
76°
59°
12
76°
57°
13
75°
59°
14
75°
58°
15
77°
60°
16
77°
61°
17
76°
60°
18
78°
57°
19
70°
52°
20
72°
53°
21
75°
54°
22
76°
55°
23
76°
55°
24
75°
52°
25
76°
54°
26
76°
57°
27
75°
53°
28
72°
50°
29
72°
49°
30
73°
52°
1
70°
51°
2
71°
49°
3
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Santandra'
Santandra''s September 2026 forecast shows daily high temperatures ranging from 70° to 90°, with overnight lows between 49° and 68°. The average high for September is 76° with an average low of 57°. 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 Santandra'. See also: October | November | December.