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