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