S
M
T
W
T
F
S
27
61°
42°
28
62°
43°
29
61°
42°
30
61°
41°
1
62°
41°
2
62°
40°
3
61°
41°
4
61°
40°
5
60°
40°
6
60°
41°
7
59°
38°
8
57°
38°
9
56°
37°
10
55°
34°
11
52°
33°
12
44°
24°
13
43°
23°
14
44°
24°
15
43°
23°
16
45°
24°
17
44°
27°
18
43°
26°
19
46°
23°
20
42°
21°
21
40°
20°
22
39°
20°
23
39°
19°
24
38°
19°
25
37°
21°
26
37°
30°
27
42°
23°
28
42°
17°
29
36°
15°
30
34°
13°
31
31°
13°
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 31° to 62°, with overnight lows between 13° and 43°. The average high for October is 49° 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.