S
M
T
W
T
F
S
27
N/A
28
73°
52°
29
70°
61°
30
82°
52°
1
66°
43°
2
61°
34°
3
64°
48°
4
70°
39°
5
73°
37°
6
82°
48°
7
73°
43°
8
66°
43°
9
72°
58°
10
86°
55°
11
69°
46°
12
52°
42°
13
53°
43°
14
58°
49°
15
53°
39°
16
49°
36°
17
53°
37°
18
58°
40°
19
57°
39°
20
57°
41°
21
53°
32°
22
59°
39°
23
51°
36°
24
58°
38°
25
58°
36°
26
55°
36°
27
50°
29°
28
45°
35°
29
55°
34°
30
47°
34°
31
54°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Donnelly
Donnelly's October 2026 forecast shows daily high temperatures ranging from 45° to 86°, with overnight lows between 29° and 58°. The average high for October is 57° with an average low of 40°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Donnelly. See also: November | December | January.