S
M
T
W
T
F
S
27
85°
51°
28
78°
51°
29
76°
52°
30
77°
53°
1
81°
53°
2
83°
56°
3
82°
58°
4
84°
58°
5
85°
59°
6
85°
56°
7
84°
55°
8
83°
56°
9
83°
55°
10
82°
55°
11
82°
54°
12
81°
57°
13
80°
56°
14
74°
49°
15
72°
51°
16
73°
52°
17
72°
54°
18
76°
52°
19
76°
46°
20
70°
46°
21
70°
47°
22
69°
52°
23
71°
49°
24
69°
47°
25
69°
48°
26
70°
48°
27
73°
49°
28
72°
48°
29
69°
49°
30
67°
50°
31
70°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Alamo
Alamo's October 2026 forecast shows daily high temperatures ranging from 67° to 85°, with overnight lows between 46° and 59°. The average high for October is 76° with an average low of 52°. 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 Alamo. See also: November | December | January.