S
M
T
W
T
F
S
30
100°
74°
31
97°
70°
1
93°
71°
2
96°
71°
3
102°
69°
4
101°
67°
5
100°
71°
6
98°
73°
7
98°
69°
8
98°
72°
9
99°
68°
10
94°
69°
11
100°
65°
12
102°
70°
13
100°
66°
14
97°
71°
15
93°
68°
16
83°
64°
17
92°
65°
18
93°
69°
19
98°
70°
20
94°
64°
21
82°
63°
22
76°
63°
23
74°
64°
24
75°
60°
25
78°
62°
26
85°
60°
27
85°
58°
28
84°
58°
29
83°
54°
30
80°
54°
1
81°
55°
2
77°
49°
3
82°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hereford
Hereford's September 2026 forecast shows daily high temperatures ranging from 74° to 85°, with overnight lows between 49° and 64°. The average high for September is 80° with an average low of 58°. 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 Hereford. See also: October | November | December.