S
M
T
W
T
F
S
30
75°
53°
31
78°
48°
1
71°
51°
2
77°
52°
3
77°
52°
4
78°
51°
5
78°
52°
6
78°
43°
7
76°
42°
8
64°
42°
9
64°
49°
10
67°
48°
11
65°
50°
12
72°
49°
13
74°
51°
14
76°
50°
15
75°
42°
16
64°
44°
17
63°
38°
18
Hist. Avg.
66°
41°
19
Hist. Avg.
65°
40°
20
Hist. Avg.
64°
40°
21
Hist. Avg.
64°
40°
22
Hist. Avg.
64°
39°
23
Hist. Avg.
63°
39°
24
Hist. Avg.
63°
38°
25
Hist. Avg.
62°
38°
26
Hist. Avg.
62°
37°
27
Hist. Avg.
61°
37°
28
Hist. Avg.
61°
36°
29
Hist. Avg.
60°
36°
30
Hist. Avg.
60°
36°
1
Hist. Avg.
59°
35°
2
Hist. Avg.
59°
35°
3
Hist. Avg.
58°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Derrick
Derrick's September 2026 forecast shows daily high temperatures ranging from 63° to 78°, with overnight lows between 38° and 53°. The average high for September is 72° with an average low of 48°. 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 Derrick. See also: October | November | December.