S
M
T
W
T
F
S
30
70°
59°
31
70°
59°
1
68°
57°
2
68°
59°
3
68°
59°
4
64°
59°
5
64°
57°
6
66°
53°
7
72°
60°
8
64°
54°
9
63°
49°
10
64°
51°
11
62°
54°
12
65°
54°
13
65°
53°
14
67°
55°
15
66°
54°
16
65°
52°
17
63°
50°
18
64°
51°
19
65°
52°
20
63°
53°
21
64°
52°
22
64°
53°
23
65°
53°
24
65°
52°
25
64°
52°
26
61°
51°
27
60°
47°
28
58°
48°
29
59°
48°
30
58°
51°
1
62°
50°
2
60°
49°
3
60°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Tarp
Tarp's September 2026 forecast shows daily high temperatures ranging from 58° to 72°, with overnight lows between 47° and 60°. The average high for September is 63° with an average low of 52°. 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 Tarp. See also: October | November | December.