S
M
T
W
T
F
S
30
97°
75°
31
99°
75°
1
100°
75°
2
102°
75°
3
101°
76°
4
100°
76°
5
87°
76°
6
97°
74°
7
96°
73°
8
93°
74°
9
94°
72°
10
94°
75°
11
83°
76°
12
92°
77°
13
92°
74°
14
97°
73°
15
97°
74°
16
93°
75°
17
91°
70°
18
95°
70°
19
96°
71°
20
92°
71°
21
93°
71°
22
92°
71°
23
86°
70°
24
84°
66°
25
85°
65°
26
82°
64°
27
81°
60°
28
81°
61°
29
83°
63°
30
83°
64°
1
82°
60°
2
77°
65°
3
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Redland Bluffs
Redland Bluffs's September 2026 forecast shows daily high temperatures ranging from 77° to 96°, with overnight lows between 60° and 71°. The average high for September is 86° with an average low of 66°. 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 Redland Bluffs. See also: October | November | December.