S
M
T
W
T
F
S
30
78°
62°
31
77°
61°
1
79°
58°
2
72°
55°
3
71°
57°
4
71°
56°
5
72°
54°
6
73°
60°
7
76°
60°
8
71°
59°
9
71°
59°
10
74°
60°
11
77°
59°
12
77°
60°
13
76°
60°
14
77°
50°
15
70°
50°
16
68°
51°
17
67°
49°
18
67°
48°
19
66°
50°
20
67°
52°
21
74°
55°
22
73°
55°
23
74°
48°
24
74°
46°
25
67°
46°
26
66°
49°
27
70°
53°
28
71°
54°
29
72°
47°
30
70°
47°
1
64°
46°
2
64°
46°
3
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Lynn
West Lynn's September 2026 forecast shows daily high temperatures ranging from 64° to 79°, with overnight lows between 46° and 62°. The average high for September is 72° with an average low of 53°. 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 West Lynn. See also: October | November | December.
