S
M
T
W
T
F
S
28
64°
44°
29
63°
52°
30
61°
50°
31
64°
45°
1
67°
44°
2
67°
46°
3
64°
45°
4
58°
49°
5
64°
51°
6
65°
52°
7
66°
49°
8
68°
47°
9
69°
46°
10
69°
45°
11
70°
43°
12
67°
41°
13
71°
40°
14
71°
43°
15
63°
41°
16
69°
35°
17
67°
37°
18
68°
40°
19
72°
41°
20
70°
36°
21
66°
40°
22
64°
43°
23
67°
49°
24
69°
42°
25
72°
42°
26
72°
44°
27
72°
46°
28
74°
48°
29
75°
49°
30
72°
47°
31
70°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in ‘Umikoa
‘Umikoa'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 ‘Umikoa. See also: February | March | April.