S
M
T
W
T
F
S
27
71°
37°
28
72°
34°
29
61°
34°
30
59°
37°
1
58°
34°
2
57°
37°
3
58°
40°
4
65°
42°
5
65°
45°
6
67°
42°
7
66°
41°
8
59°
43°
9
57°
38°
10
59°
34°
11
54°
37°
12
53°
35°
13
61°
32°
14
52°
34°
15
53°
40°
16
59°
32°
17
57°
30°
18
52°
31°
19
51°
30°
20
50°
29°
21
51°
34°
22
50°
30°
23
48°
32°
24
59°
37°
25
59°
37°
26
Hist. Avg.
51°
31°
27
Hist. Avg.
51°
30°
28
Hist. Avg.
50°
30°
29
Hist. Avg.
50°
30°
30
Hist. Avg.
49°
29°
31
Hist. Avg.
49°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Johnson
Johnson's October 2026 forecast shows daily high temperatures ranging from 48° to 72°, with overnight lows between 29° and 45°. The average high for October is 58° with an average low of 36°. 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 Johnson. See also: November | December | January.