S
M
T
W
T
F
S
28
52°
23°
29
55°
28°
30
61°
27°
31
57°
32°
1
48°
28°
2
46°
32°
3
46°
25°
4
52°
25°
5
52°
25°
6
48°
23°
7
45°
25°
8
54°
23°
9
46°
19°
10
57°
34°
11
57°
32°
12
48°
27°
13
61°
23°
14
52°
28°
15
54°
23°
16
63°
28°
17
61°
30°
18
52°
27°
19
54°
30°
20
48°
28°
21
45°
25°
22
41°
23°
23
46°
21°
24
50°
21°
25
45°
25°
26
43°
19°
27
50°
32°
28
45°
25°
29
50°
28°
30
46°
18°
31
48°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Nikko-shi
Nikko-shi's January 2026 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 Nikko-shi. See also: February | March | April.