S
M
T
W
T
F
S
30
73°
48°
31
72°
48°
1
71°
50°
2
72°
50°
3
70°
52°
4
71°
49°
5
72°
49°
6
71°
48°
7
71°
47°
8
72°
45°
9
70°
53°
10
70°
47°
11
69°
46°
12
69°
45°
13
71°
50°
14
74°
49°
15
71°
51°
16
75°
52°
17
75°
51°
18
74°
47°
19
74°
50°
20
73°
44°
21
66°
46°
22
66°
49°
23
67°
49°
24
71°
50°
25
72°
46°
26
71°
40°
27
68°
41°
28
62°
42°
29
61°
42°
30
61°
39°
1
Hist. Avg.
64°
40°
2
Hist. Avg.
64°
40°
3
Hist. Avg.
63°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Humphrey
Humphrey's September 2026 forecast shows daily high temperatures ranging from 61° to 75°, with overnight lows between 39° and 53°. The average high for September is 70° with an average low of 47°. 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 Humphrey. See also: October | November | December.