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