S
M
T
W
T
F
S
27
96°
68°
28
96°
71°
29
96°
72°
30
94°
74°
1
95°
73°
2
87°
73°
3
89°
75°
4
80°
74°
5
88°
72°
6
89°
71°
7
90°
68°
8
N/A
9
94°
61°
10
93°
68°
11
92°
68°
12
93°
74°
13
94°
75°
14
94°
76°
15
95°
73°
16
86°
59°
17
83°
60°
18
82°
61°
19
84°
62°
20
85°
64°
21
84°
61°
22
79°
61°
23
78°
56°
24
78°
56°
25
77°
57°
26
81°
57°
27
81°
58°
28
82°
60°
29
81°
63°
30
81°
62°
31
80°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
October Weather in Hallettsville
Hallettsville's October 2026 forecast shows daily high temperatures ranging from 77° to 95°, with overnight lows between 56° and 76°. The average high for October is 85° with an average low of 63°. 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 Hallettsville. See also: November | December | January.