S
M
T
W
T
F
S
30
74°
49°
31
78°
46°
1
70°
50°
2
70°
53°
3
69°
52°
4
71°
50°
5
72°
48°
6
75°
54°
7
70°
51°
8
74°
51°
9
82°
52°
10
77°
54°
11
73°
52°
12
72°
52°
13
71°
53°
14
71°
53°
15
70°
52°
16
72°
52°
17
73°
53°
18
70°
51°
19
65°
47°
20
68°
54°
21
68°
54°
22
64°
50°
23
64°
48°
24
68°
48°
25
70°
54°
26
63°
52°
27
63°
51°
28
62°
47°
29
61°
44°
30
62°
45°
1
68°
50°
2
70°
51°
3
70°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Spanaway
Spanaway's September 2026 forecast shows daily high temperatures ranging from 61° to 82°, with overnight lows between 44° and 54°. The average high for September is 69° 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 Spanaway. See also: October | November | December.
