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