S
M
T
W
T
F
S
30
42°
32°
1
46°
32°
2
46°
38°
3
46°
40°
4
48°
41°
5
48°
44°
6
49°
45°
7
49°
46°
8
47°
41°
9
53°
40°
10
52°
47°
11
53°
47°
12
49°
43°
13
54°
42°
14
54°
45°
15
46°
40°
16
45°
40°
17
49°
41°
18
48°
41°
19
48°
40°
20
46°
41°
21
48°
43°
22
49°
46°
23
49°
46°
24
46°
38°
25
46°
38°
26
45°
40°
27
48°
35°
28
45°
32°
29
45°
39°
30
45°
33°
31
46°
40°
1
40°
33°
2
37°
31°
3
36°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Orkney
Orkney's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Orkney. See also: January | February | March.
