S
M
T
W
T
F
S
29
39°
25°
30
38°
25°
1
31°
24°
2
32°
22°
3
31°
23°
4
36°
22°
5
34°
23°
6
32°
18°
7
26°
9°
8
23°
11°
9
26°
13°
10
34°
20°
11
36°
20°
12
37°
19°
13
34°
20°
14
23°
18°
15
31°
15°
16
34°
16°
17
31°
17°
18
32°
16°
19
31°
11°
20
31°
3°
21
27°
14°
22
29°
11°
23
31°
15°
24
31°
10°
25
33°
6°
26
27°
11°
27
26°
14°
28
32°
12°
29
32°
7°
30
28°
7°
31
29°
0°
1
30°
-4°
2
18°
-1°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Ladysmith
Ladysmith's December 2026 forecast shows daily high temperatures ranging from 18° to 39°, with overnight lows between -4° and 25°. The average high for December is 31° with an average low of 14°. 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 Ladysmith. See also: January | February | March.