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