S
M
T
W
T
F
S
30
73°
51°
31
69°
48°
1
68°
50°
2
67°
49°
3
67°
47°
4
68°
52°
5
74°
57°
6
75°
56°
7
74°
53°
8
75°
50°
9
70°
56°
10
75°
54°
11
77°
51°
12
70°
54°
13
74°
55°
14
73°
44°
15
75°
41°
16
63°
40°
17
63°
42°
18
64°
46°
19
64°
45°
20
65°
51°
21
70°
50°
22
66°
47°
23
70°
51°
24
72°
51°
25
71°
50°
26
73°
51°
27
73°
40°
28
72°
37°
29
65°
38°
30
59°
41°
1
58°
38°
2
59°
42°
3
59°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Tully
Tully's September 2026 forecast shows daily high temperatures ranging from 58° to 77°, with overnight lows between 37° and 57°. The average high for September is 69° with an average low of 48°. 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 Tully. See also: October | November | December.