S
M
T
W
T
F
S
27
62°
32°
28
73°
30°
29
77°
28°
30
78°
33°
1
79°
32°
2
82°
36°
3
84°
34°
4
86°
35°
5
84°
40°
6
83°
33°
7
86°
35°
8
85°
35°
9
79°
30°
10
55°
27°
11
52°
18°
12
47°
19°
13
63°
13°
14
69°
22°
15
69°
20°
16
75°
20°
17
75°
25°
18
70°
23°
19
71°
24°
20
67°
29°
21
71°
30°
22
53°
41°
23
52°
23°
24
51°
16°
25
55°
20°
26
50°
26°
27
49°
22°
28
51°
19°
29
50°
17°
30
54°
25°
31
52°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Diamond
Diamond's October 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for October is ° with an average low of °. 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 Diamond. See also: November | December | January.