S
M
T
W
T
F
S
30
96°
74°
31
92°
75°
1
89°
76°
2
95°
74°
3
96°
74°
4
91°
75°
5
92°
74°
6
94°
74°
7
95°
75°
8
90°
75°
9
88°
74°
10
90°
74°
11
91°
74°
12
90°
72°
13
92°
74°
14
91°
72°
15
90°
70°
16
90°
68°
17
88°
67°
18
91°
68°
19
90°
68°
20
85°
67°
21
89°
71°
22
89°
71°
23
88°
70°
24
89°
70°
25
88°
69°
26
88°
69°
27
87°
68°
28
86°
68°
29
84°
69°
30
86°
68°
1
84°
63°
2
80°
60°
3
79°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Addis
Addis's September 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 59° and 75°. The average high for September is 88° with an average low of 69°. 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 Addis. See also: October | November | December.