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