S
M
T
W
T
F
S
27
88°
62°
28
87°
59°
29
80°
58°
30
79°
55°
1
78°
54°
2
79°
55°
3
79°
59°
4
77°
53°
5
78°
56°
6
84°
59°
7
85°
58°
8
85°
57°
9
77°
59°
10
80°
50°
11
84°
47°
12
77°
47°
13
72°
49°
14
74°
57°
15
77°
58°
16
74°
56°
17
77°
58°
18
79°
55°
19
82°
47°
20
77°
48°
21
76°
47°
22
74°
53°
23
73°
55°
24
74°
51°
25
78°
53°
26
70°
43°
27
69°
44°
28
Hist. Avg.
74°
48°
29
Hist. Avg.
74°
47°
30
Hist. Avg.
73°
47°
31
Hist. Avg.
73°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Gilmer
Gilmer's October 2026 forecast shows daily high temperatures ranging from 69° to 88°, with overnight lows between 43° and 62°. The average high for October is 78° with an average low of 54°. 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 Gilmer. See also: November | December | January.