S
M
T
W
T
F
S
30
86°
66°
31
86°
66°
1
87°
65°
2
85°
65°
3
86°
64°
4
86°
64°
5
87°
63°
6
87°
63°
7
88°
64°
8
88°
64°
9
86°
63°
10
87°
65°
11
88°
66°
12
87°
65°
13
85°
65°
14
86°
63°
15
86°
64°
16
86°
65°
17
85°
64°
18
Hist. Avg.
75°
62°
19
Hist. Avg.
75°
62°
20
Hist. Avg.
75°
62°
21
Hist. Avg.
75°
62°
22
Hist. Avg.
75°
62°
23
Hist. Avg.
75°
62°
24
Hist. Avg.
74°
62°
25
Hist. Avg.
74°
62°
26
Hist. Avg.
74°
62°
27
Hist. Avg.
74°
62°
28
Hist. Avg.
74°
62°
29
Hist. Avg.
74°
62°
30
Hist. Avg.
74°
62°
1
Hist. Avg.
74°
62°
2
Hist. Avg.
74°
62°
3
Hist. Avg.
74°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Armenia
Armenia's September 2026 forecast shows daily high temperatures ranging from 85° to 88°, with overnight lows between 63° and 66°. The average high for September is 86° with an average low of 64°. 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 Armenia. See also: October | November | December.