S
M
T
W
T
F
S
29
49°
28°
30
49°
28°
1
50°
30°
2
49°
33°
3
49°
35°
4
50°
36°
5
49°
40°
6
50°
40°
7
54°
38°
8
49°
36°
9
48°
29°
10
48°
27°
11
61°
43°
12
64°
32°
13
65°
26°
14
54°
27°
15
49°
26°
16
48°
25°
17
47°
27°
18
52°
39°
19
53°
41°
20
61°
40°
21
62°
37°
22
62°
36°
23
61°
40°
24
63°
32°
25
65°
28°
26
64°
25°
27
48°
28°
28
53°
37°
29
57°
38°
30
61°
40°
31
62°
41°
1
62°
39°
2
61°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Eureka Mill
Eureka Mill's December 2026 forecast shows daily high temperatures ranging from 47° to 65°, with overnight lows between 25° and 43°. The average high for December is 55° with an average low of 34°. 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 Eureka Mill. See also: January | February | March.