S
M
T
W
T
F
S
27
68°
47°
28
68°
46°
29
66°
45°
30
67°
45°
1
67°
52°
2
68°
50°
3
69°
43°
4
66°
42°
5
63°
41°
6
63°
41°
7
62°
43°
8
64°
42°
9
63°
44°
10
64°
43°
11
62°
40°
12
61°
39°
13
61°
41°
14
Hist. Avg.
63°
44°
15
Hist. Avg.
63°
43°
16
Hist. Avg.
62°
43°
17
Hist. Avg.
62°
43°
18
Hist. Avg.
62°
42°
19
Hist. Avg.
61°
42°
20
Hist. Avg.
61°
42°
21
Hist. Avg.
60°
41°
22
Hist. Avg.
60°
41°
23
Hist. Avg.
60°
41°
24
Hist. Avg.
59°
40°
25
Hist. Avg.
59°
40°
26
Hist. Avg.
58°
40°
27
Hist. Avg.
58°
40°
28
Hist. Avg.
58°
39°
29
Hist. Avg.
57°
39°
30
Hist. Avg.
57°
39°
31
Hist. Avg.
57°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Mahopac
Mahopac's October 2026 forecast shows daily high temperatures ranging from 61° to 69°, with overnight lows between 39° and 52°. The average high for October is 65° with an average low of 44°. 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 Mahopac. See also: November | December | January.