S
M
T
W
T
F
S
27
84°
62°
28
84°
61°
29
81°
61°
30
82°
60°
1
82°
59°
2
81°
60°
3
83°
59°
4
81°
60°
5
79°
59°
6
80°
59°
7
80°
60°
8
78°
59°
9
79°
59°
10
78°
55°
11
74°
49°
12
66°
48°
13
65°
45°
14
64°
43°
15
64°
43°
16
65°
47°
17
65°
47°
18
64°
45°
19
62°
46°
20
62°
48°
21
63°
50°
22
64°
52°
23
77°
42°
24
70°
44°
25
72°
42°
26
69°
35°
27
60°
38°
28
62°
47°
29
63°
48°
30
61°
37°
31
65°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Siloam Springs
Siloam Springs's October 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 35° and 62°. The average high for October is 72° with an average low of 50°. 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 Siloam Springs. See also: November | December | January.