S
M
T
W
T
F
S
29
50°
25°
30
41°
23°
31
34°
28°
1
30°
21°
2
28°
18°
3
21°
9°
4
14°
7°
5
19°
7°
6
21°
1°
7
21°
7°
8
23°
0°
9
36°
12°
10
27°
16°
11
37°
14°
12
27°
5°
13
23°
3°
14
9°
-9°
15
39°
9°
16
43°
25°
17
43°
14°
18
16°
0°
19
7°
-9°
20
-2°
-17°
21
19°
-17°
22
36°
9°
23
19°
1°
24
39°
5°
25
30°
9°
26
32°
1°
27
48°
12°
28
59°
16°
29
50°
27°
30
61°
23°
31
48°
25°
1
43°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Merrill
Merrill's January 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Merrill. See also: February | March | April.