S
M
T
W
T
F
S
30
69°
56°
31
68°
55°
1
69°
56°
2
68°
55°
3
68°
54°
4
69°
53°
5
68°
56°
6
67°
55°
7
68°
55°
8
68°
54°
9
67°
54°
10
66°
53°
11
66°
55°
12
65°
54°
13
65°
53°
14
63°
53°
15
63°
54°
16
64°
53°
17
65°
50°
18
63°
54°
19
62°
53°
20
65°
54°
21
64°
53°
22
64°
52°
23
62°
50°
24
61°
53°
25
Hist. Avg.
61°
48°
26
Hist. Avg.
61°
48°
27
Hist. Avg.
60°
48°
28
Hist. Avg.
60°
47°
29
Hist. Avg.
60°
47°
30
Hist. Avg.
60°
47°
1
Hist. Avg.
59°
47°
2
Hist. Avg.
59°
47°
3
Hist. Avg.
59°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Crossens
Crossens's September 2026 forecast shows daily high temperatures ranging from 61° to 69°, with overnight lows between 50° and 56°. The average high for September is 66° with an average low of 54°. 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 Crossens. See also: October | November | December.