S
M
T
W
T
F
S
27
68°
56°
28
67°
52°
29
62°
50°
30
66°
51°
1
68°
62°
2
66°
49°
3
62°
39°
4
65°
40°
5
58°
40°
6
57°
36°
7
62°
53°
8
64°
51°
9
60°
42°
10
56°
36°
11
61°
44°
12
61°
54°
13
61°
47°
14
59°
49°
15
55°
44°
16
64°
38°
17
47°
31°
18
59°
31°
19
62°
43°
20
62°
35°
21
58°
31°
22
63°
33°
23
55°
30°
24
54°
27°
25
57°
31°
26
60°
28°
27
48°
32°
28
54°
44°
29
65°
49°
30
61°
36°
31
55°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Napanee
Napanee's October 2026 forecast shows daily high temperatures ranging from 48° to 65°, with overnight lows between 28° and 49°. The average high for October is 57° with an average low of 39°. 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 Napanee. See also: November | December | January.