S
M
T
W
T
F
S
29
36°
22°
30
37°
28°
1
39°
26°
2
38°
28°
3
37°
27°
4
38°
24°
5
37°
26°
6
36°
25°
7
36°
23°
8
37°
28°
9
36°
29°
10
39°
26°
11
46°
23°
12
34°
23°
13
44°
33°
14
45°
32°
15
Hist. Avg.
36°
22°
16
Hist. Avg.
36°
21°
17
Hist. Avg.
35°
21°
18
Hist. Avg.
35°
21°
19
Hist. Avg.
35°
20°
20
Hist. Avg.
34°
20°
21
Hist. Avg.
34°
20°
22
Hist. Avg.
34°
20°
23
Hist. Avg.
34°
20°
24
Hist. Avg.
34°
19°
25
Hist. Avg.
34°
19°
26
Hist. Avg.
33°
19°
27
Hist. Avg.
33°
19°
28
Hist. Avg.
33°
18°
29
Hist. Avg.
33°
18°
30
Hist. Avg.
33°
18°
31
Hist. Avg.
33°
18°
1
Hist. Avg.
33°
18°
2
Hist. Avg.
33°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Marcellus
Marcellus's December 2026 forecast shows daily high temperatures ranging from 34° to 46°, with overnight lows between 22° and 33°. The average high for December is 38° with an average low of 26°. 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 Marcellus. See also: January | February | March.
