S
M
T
W
T
F
S
29
50°
41°
30
50°
42°
1
49°
42°
2
48°
41°
3
49°
39°
4
50°
41°
5
48°
40°
6
50°
38°
7
49°
39°
8
43°
36°
9
43°
36°
10
44°
38°
11
43°
40°
12
48°
40°
13
48°
39°
14
47°
38°
15
47°
33°
16
45°
34°
17
42°
40°
18
46°
38°
19
47°
39°
20
45°
37°
21
45°
34°
22
42°
39°
23
48°
40°
24
49°
40°
25
49°
37°
26
48°
32°
27
48°
32°
28
42°
33°
29
42°
33°
30
44°
35°
31
43°
34°
1
42°
33°
2
43°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Failsworth
Failsworth's December 2026 forecast shows daily high temperatures ranging from 42° to 50°, with overnight lows between 32° and 42°. 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 Failsworth. See also: January | February | March.