S
M
T
W
T
F
S
30
82°
55°
31
78°
50°
1
81°
53°
2
80°
51°
3
84°
52°
4
83°
54°
5
76°
54°
6
77°
52°
7
85°
48°
8
86°
47°
9
79°
45°
10
77°
47°
11
76°
48°
12
77°
47°
13
82°
45°
14
74°
45°
15
74°
41°
16
75°
41°
17
75°
49°
18
79°
48°
19
81°
49°
20
81°
49°
21
83°
50°
22
83°
51°
23
84°
49°
24
82°
49°
25
81°
46°
26
80°
44°
27
70°
46°
28
73°
47°
29
76°
45°
30
71°
44°
1
77°
37°
2
66°
40°
3
72°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Timnath
Timnath's September 2026 forecast shows daily high temperatures ranging from 66° to 86°, with overnight lows between 37° and 55°. The average high for September is 78° with an average low of 47°. 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 Timnath. See also: October | November | December.