S
M
T
W
T
F
S
30
79°
48°
31
82°
50°
1
83°
49°
2
83°
47°
3
82°
50°
4
82°
50°
5
83°
44°
6
Hist. Avg.
79°
51°
7
Hist. Avg.
80°
51°
8
Hist. Avg.
80°
51°
9
Hist. Avg.
80°
51°
10
Hist. Avg.
80°
51°
11
Hist. Avg.
80°
52°
12
Hist. Avg.
81°
52°
13
Hist. Avg.
81°
52°
14
Hist. Avg.
81°
52°
15
Hist. Avg.
81°
52°
16
Hist. Avg.
81°
52°
17
Hist. Avg.
82°
52°
18
Hist. Avg.
82°
53°
19
Hist. Avg.
82°
53°
20
Hist. Avg.
82°
53°
21
Hist. Avg.
82°
53°
22
Hist. Avg.
82°
53°
23
Hist. Avg.
83°
53°
24
Hist. Avg.
83°
54°
25
Hist. Avg.
83°
54°
26
Hist. Avg.
83°
54°
27
Hist. Avg.
83°
54°
28
Hist. Avg.
83°
54°
29
Hist. Avg.
83°
54°
30
Hist. Avg.
84°
55°
1
Hist. Avg.
84°
55°
2
Hist. Avg.
84°
55°
3
Hist. Avg.
84°
55°
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 79° to 83°, with overnight lows between 44° and 50°. The average high for September is 82° 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 Keetmanshoop. See also: October | November | December.