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