S
M
T
W
T
F
S
30
72°
50°
31
77°
54°
1
86°
57°
2
93°
55°
3
69°
47°
4
66°
45°
5
63°
46°
6
74°
45°
7
82°
53°
8
89°
57°
9
91°
64°
10
N/A
11
89°
63°
12
91°
61°
13
81°
56°
14
70°
47°
15
74°
51°
16
73°
53°
17
78°
53°
18
81°
54°
19
79°
53°
20
88°
58°
21
89°
57°
22
84°
55°
23
81°
53°
24
86°
54°
25
86°
51°
26
85°
46°
27
80°
52°
28
85°
49°
29
77°
47°
30
79°
47°
1
85°
53°
2
88°
52°
3
88°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Keetmanshoop
Keetmanshoop's September 2026 forecast shows daily high temperatures ranging from 70° to 91°, with overnight lows between 46° and 63°. The average high for September is 82° with an average low of 53°. 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 Keetmanshoop. See also: October | November | December.