S
M
T
W
T
F
S
27
62°
48°
28
67°
48°
29
79°
54°
30
76°
63°
1
79°
62°
2
80°
65°
3
82°
67°
4
80°
69°
5
81°
65°
6
81°
67°
7
81°
64°
8
87°
62°
9
83°
57°
10
67°
46°
11
59°
44°
12
57°
42°
13
58°
44°
14
62°
43°
15
65°
48°
16
67°
49°
17
68°
50°
18
66°
48°
19
65°
51°
20
67°
49°
21
63°
39°
22
67°
44°
23
67°
43°
24
66°
43°
25
66°
42°
26
65°
43°
27
65°
42°
28
64°
42°
29
64°
41°
30
63°
42°
31
60°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Johnsville
Johnsville's October 2026 forecast shows daily high temperatures ranging from 57° to 87°, with overnight lows between 39° and 62°. The average high for October is 66° with an average low of 46°. 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 Johnsville. See also: November | December | January.