S
M
T
W
T
F
S
30
79°
59°
31
71°
59°
1
75°
61°
2
73°
61°
3
74°
60°
4
74°
59°
5
73°
57°
6
80°
60°
7
90°
58°
8
96°
59°
9
91°
65°
10
96°
77°
11
87°
62°
12
81°
67°
13
77°
60°
14
84°
59°
15
81°
58°
16
72°
60°
17
73°
62°
18
80°
59°
19
75°
59°
20
75°
58°
21
75°
57°
22
74°
57°
23
82°
55°
24
89°
61°
25
79°
65°
26
72°
56°
27
76°
59°
28
77°
56°
29
92°
62°
30
84°
61°
1
96°
57°
2
90°
62°
3
92°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Inverness
Inverness's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Inverness. See also: October | November | December.