S
M
T
W
T
F
S
27
61°
45°
28
60°
45°
29
60°
43°
30
61°
43°
1
60°
51°
2
63°
50°
3
60°
44°
4
58°
43°
5
57°
43°
6
55°
42°
7
57°
41°
8
56°
40°
9
56°
40°
10
57°
42°
11
55°
41°
12
59°
41°
13
61°
40°
14
61°
40°
15
60°
41°
16
62°
43°
17
62°
45°
18
58°
45°
19
58°
46°
20
59°
47°
21
54°
45°
22
53°
43°
23
54°
39°
24
52°
42°
25
53°
46°
26
55°
43°
27
52°
46°
28
51°
42°
29
53°
43°
30
55°
44°
31
56°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Union-Grapeview
Union-Grapeview's October 2026 forecast shows daily high temperatures ranging from 51° to 63°, with overnight lows between 38° and 51°. The average high for October is 57° with an average low of 43°. 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 Union-Grapeview. See also: November | December | January.