S
M
T
W
T
F
S
30
75°
54°
31
78°
56°
1
78°
56°
2
77°
55°
3
75°
54°
4
77°
56°
5
74°
55°
6
71°
55°
7
71°
54°
8
72°
54°
9
73°
47°
10
70°
48°
11
71°
55°
12
76°
53°
13
74°
53°
14
68°
54°
15
74°
53°
16
73°
54°
17
Hist. Avg.
75°
52°
18
Hist. Avg.
74°
51°
19
Hist. Avg.
74°
51°
20
Hist. Avg.
74°
50°
21
Hist. Avg.
73°
50°
22
Hist. Avg.
73°
50°
23
Hist. Avg.
72°
49°
24
Hist. Avg.
72°
49°
25
Hist. Avg.
72°
49°
26
Hist. Avg.
71°
48°
27
Hist. Avg.
71°
48°
28
Hist. Avg.
70°
47°
29
Hist. Avg.
70°
47°
30
Hist. Avg.
70°
47°
1
Hist. Avg.
69°
46°
2
Hist. Avg.
69°
46°
3
Hist. Avg.
68°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Donegal Township
Donegal Township's September 2026 forecast shows daily high temperatures ranging from 68° to 78°, with overnight lows between 47° and 56°. The average high for September is 74° with an average low of 54°. 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 Donegal Township. See also: October | November | December.
