S
M
T
W
T
F
S
29
48°
37°
30
48°
36°
1
57°
32°
2
51°
37°
3
50°
29°
4
59°
26°
5
56°
27°
6
43°
26°
7
44°
28°
8
45°
25°
9
47°
23°
10
43°
23°
11
39°
24°
12
40°
26°
13
41°
25°
14
41°
26°
15
42°
28°
16
42°
28°
17
43°
26°
18
42°
37°
19
47°
34°
20
51°
29°
21
46°
27°
22
41°
25°
23
41°
24°
24
40°
26°
25
41°
24°
26
40°
26°
27
38°
27°
28
40°
26°
29
39°
24°
30
38°
22°
31
Hist. Avg.
42°
28°
1
Hist. Avg.
42°
28°
2
Hist. Avg.
42°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Washington Township
Washington Township's December 2026 forecast shows daily high temperatures ranging from 38° to 59°, with overnight lows between 22° and 37°. The average high for December is 44° with an average low of 28°. 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 Washington Township. See also: January | February | March.
