S
M
T
W
T
F
S
30
33°
0°
1
1°
-13°
2
18°
-19°
3
23°
-1°
4
21°
-5°
5
21°
-1°
6
28°
20°
7
25°
18°
8
22°
17°
9
20°
16°
10
25°
19°
11
23°
-19°
12
-17°
-26°
13
17°
-30°
14
21°
16°
15
25°
20°
16
24°
-1°
17
11°
-5°
18
31°
-8°
19
31°
8°
20
29°
6°
21
28°
3°
22
19°
12°
23
16°
-7°
24
31°
-12°
25
36°
9°
26
41°
12°
27
36°
17°
28
22°
12°
29
21°
-2°
30
12°
-24°
31
-24°
-34°
1
-7°
-36°
2
-6°
-27°
3
3°
-31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Muonio
Muonio'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 Muonio. See also: January | February | March.