S
M
T
W
T
F
S
29
52°
44°
30
53°
44°
1
53°
41°
2
52°
41°
3
51°
43°
4
48°
42°
5
50°
40°
6
49°
41°
7
48°
41°
8
46°
42°
9
49°
40°
10
50°
40°
11
49°
42°
12
50°
40°
13
50°
41°
14
49°
40°
15
45°
40°
16
44°
39°
17
44°
37°
18
43°
32°
19
42°
30°
20
41°
30°
21
41°
34°
22
42°
31°
23
42°
32°
24
43°
30°
25
41°
29°
26
40°
29°
27
39°
31°
28
43°
34°
29
44°
33°
30
44°
36°
31
46°
35°
1
42°
30°
2
42°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Spanaway
Spanaway's December 2026 forecast shows daily high temperatures ranging from 39° to 53°, with overnight lows between 29° and 44°. The average high for December is 46° with an average low of 37°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Spanaway. See also: January | February | March.
