S
M
T
W
T
F
S
27
59°
31°
28
62°
35°
29
59°
40°
30
58°
35°
1
57°
28°
2
57°
24°
3
53°
28°
4
57°
24°
5
65°
41°
6
60°
33°
7
59°
37°
8
48°
34°
9
43°
33°
10
33°
30°
11
44°
22°
12
50°
26°
13
51°
30°
14
47°
30°
15
49°
21°
16
64°
40°
17
51°
32°
18
52°
31°
19
46°
28°
20
47°
26°
21
51°
34°
22
49°
28°
23
46°
26°
24
42°
25°
25
42°
27°
26
45°
31°
27
45°
29°
28
43°
25°
29
39°
20°
30
47°
30°
31
46°
28°
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 39° to 64°, with overnight lows between 20° and 40°. The average high for October is 47° with an average low of 29°. 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.