S
M
T
W
T
F
S
30
51°
41°
1
46°
38°
2
45°
39°
3
47°
42°
4
42°
31°
5
40°
28°
6
46°
36°
7
51°
46°
8
56°
53°
9
55°
53°
10
56°
52°
11
51°
37°
12
47°
31°
13
49°
41°
14
46°
40°
15
49°
40°
16
51°
38°
17
48°
40°
18
52°
39°
19
54°
44°
20
45°
36°
21
47°
44°
22
44°
38°
23
37°
34°
24
33°
23°
25
25°
18°
26
29°
17°
27
38°
20°
28
32°
30°
29
39°
31°
30
36°
27°
31
40°
30°
1
38°
36°
2
37°
32°
3
34°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Rethem
Rethem'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 Rethem. See also: January | February | March.
