S
M
T
W
T
F
S
30
101°
73°
31
102°
75°
1
103°
73°
2
103°
79°
3
102°
79°
4
103°
78°
5
102°
76°
6
102°
76°
7
101°
75°
8
99°
74°
9
96°
74°
10
97°
76°
11
98°
77°
12
98°
76°
13
97°
75°
14
96°
73°
15
93°
72°
16
96°
71°
17
94°
71°
18
92°
72°
19
93°
70°
20
90°
69°
21
92°
73°
22
92°
73°
23
89°
72°
24
85°
72°
25
85°
71°
26
86°
71°
27
87°
72°
28
87°
71°
29
88°
71°
30
87°
66°
1
84°
62°
2
81°
62°
3
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Goliad
Goliad's September 2026 forecast shows daily high temperatures ranging from 81° to 101°, with overnight lows between 61° and 77°. The average high for September is 91° with an average low of 71°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Goliad. See also: October | November | December.