S
M
T
W
T
F
S
30
63°
55°
31
64°
52°
1
68°
52°
2
59°
48°
3
63°
54°
4
64°
54°
5
63°
54°
6
68°
54°
7
66°
52°
8
59°
52°
9
59°
46°
10
63°
51°
11
63°
51°
12
67°
51°
13
61°
51°
14
65°
54°
15
61°
49°
16
58°
48°
17
62°
49°
18
61°
51°
19
62°
50°
20
61°
48°
21
60°
48°
22
59°
49°
23
61°
50°
24
60°
49°
25
57°
48°
26
56°
47°
27
56°
48°
28
57°
46°
29
55°
48°
30
56°
49°
1
58°
48°
2
58°
49°
3
57°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lossiemouth
Lossiemouth's September 2026 forecast shows daily high temperatures ranging from 55° to 67°, with overnight lows between 46° and 54°. The average high for September is 60° with an average low of 49°. 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 Lossiemouth. See also: October | November | December.