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