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