S
M
T
W
T
F
S
30
29°
19°
1
30°
7°
2
15°
8°
3
19°
11°
4
26°
-3°
5
7°
-8°
6
15°
-1°
7
19°
4°
8
9°
-1°
9
11°
-5°
10
19°
5°
11
21°
11°
12
18°
11°
13
19°
12°
14
20°
11°
15
16°
12°
16
22°
5°
17
31°
21°
18
33°
12°
19
49°
32°
20
34°
16°
21
33°
12°
22
13°
1°
23
12°
0°
24
13°
2°
25
18°
3°
26
4°
-5°
27
10°
-6°
28
19°
4°
29
30°
12°
30
26°
3°
31
5°
-4°
1
17°
4°
2
11°
-3°
3
2°
-7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Saint David
Saint David'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 Saint David. See also: January | February | March.
