S
M
T
W
T
F
S
31
75°
42°
1
77°
45°
2
79°
50°
3
83°
48°
4
66°
56°
5
78°
57°
6
68°
53°
7
68°
45°
8
70°
38°
9
74°
41°
10
76°
46°
11
79°
47°
12
81°
50°
13
81°
49°
14
83°
53°
15
83°
57°
16
82°
54°
17
81°
53°
18
83°
51°
19
83°
54°
20
82°
56°
21
85°
62°
22
82°
63°
23
75°
61°
24
71°
59°
25
72°
62°
26
76°
56°
27
76°
55°
28
84°
54°
29
78°
54°
30
81°
54°
1
73°
48°
2
74°
47°
3
77°
47°
4
80°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Warrendale
Warrendale's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Warrendale. See also: October | November | December.