S
M
T
W
T
F
S
29
47°
42°
30
46°
43°
1
44°
43°
2
46°
42°
3
49°
43°
4
48°
43°
5
46°
42°
6
49°
38°
7
48°
40°
8
49°
41°
9
50°
39°
10
45°
41°
11
42°
36°
12
42°
37°
13
44°
40°
14
45°
42°
15
49°
41°
16
50°
38°
17
49°
34°
18
48°
34°
19
41°
32°
20
41°
34°
21
42°
32°
22
42°
29°
23
40°
32°
24
39°
39°
25
44°
39°
26
43°
38°
27
45°
32°
28
43°
33°
29
41°
32°
30
41°
32°
31
42°
31°
1
41°
30°
2
40°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Washougal
Washougal's December 2026 forecast shows daily high temperatures ranging from 39° to 50°, with overnight lows between 29° and 43°. The average high for December is 45° 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 Washougal. See also: January | February | March.
