S
M
T
W
T
F
S
27
82°
47°
28
71°
48°
29
72°
52°
30
75°
58°
1
80°
58°
2
80°
59°
3
82°
58°
4
83°
59°
5
83°
59°
6
82°
55°
7
81°
43°
8
72°
49°
9
68°
42°
10
66°
47°
11
68°
52°
12
65°
55°
13
75°
43°
14
78°
42°
15
76°
41°
16
69°
40°
17
69°
43°
18
64°
42°
19
67°
49°
20
69°
48°
21
73°
50°
22
74°
47°
23
74°
40°
24
65°
46°
25
66°
48°
26
70°
44°
27
67°
33°
28
60°
31°
29
53°
33°
30
54°
39°
31
64°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Junction City
Junction City's October 2026 forecast shows daily high temperatures ranging from 53° to 83°, with overnight lows between 31° and 59°. The average high for October is 71° with an average low of 47°. 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 Junction City. See also: November | December | January.