S
M
T
W
T
F
S
30
90°
65°
31
93°
71°
1
95°
70°
2
97°
70°
3
98°
73°
4
98°
73°
5
92°
70°
6
84°
65°
7
87°
59°
8
89°
66°
9
92°
70°
10
78°
70°
11
78°
67°
12
83°
68°
13
90°
67°
14
78°
57°
15
92°
56°
16
93°
71°
17
93°
73°
18
85°
70°
19
87°
67°
20
92°
70°
21
83°
59°
22
67°
60°
23
66°
57°
24
68°
46°
25
69°
45°
26
71°
47°
27
73°
47°
28
71°
51°
29
75°
54°
30
77°
53°
1
78°
53°
2
72°
46°
3
68°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lynx
Lynx's September 2026 forecast shows daily high temperatures ranging from 66° to 78°, with overnight lows between 45° and 60°. The average high for September is 71° with an average low of 51°. 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 Lynx. See also: October | November | December.