S
M
T
W
T
F
S
30
84°
68°
31
82°
64°
1
82°
62°
2
82°
66°
3
87°
67°
4
88°
71°
5
86°
67°
6
87°
65°
7
79°
62°
8
78°
58°
9
80°
56°
10
76°
55°
11
70°
44°
12
79°
58°
13
75°
58°
14
78°
57°
15
78°
56°
16
75°
55°
17
76°
57°
18
76°
55°
19
74°
54°
20
75°
55°
21
77°
56°
22
76°
55°
23
76°
56°
24
77°
56°
25
76°
55°
26
75°
54°
27
76°
53°
28
75°
53°
29
74°
52°
30
75°
54°
1
75°
54°
2
74°
52°
3
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pennock
Pennock's September 2026 forecast shows daily high temperatures ranging from 70° to 88°, with overnight lows between 44° and 71°. The average high for September is 78° with an average low of 57°. 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 Pennock. See also: October | November | December.