S
M
T
W
T
F
S
27
26°
12°
28
29°
10°
29
29°
9°
30
26°
1°
31
25°
-6°
1
22°
-7°
2
13°
1°
3
15°
9°
4
23°
9°
5
27°
0°
6
28°
-9°
7
22°
-11°
8
10°
-9°
9
8°
-10°
10
12°
-9°
11
10°
-13°
12
7°
-8°
13
9°
-13°
14
9°
-7°
15
11°
2°
16
17°
-9°
17
21°
-8°
18
13°
-10°
19
12°
-8°
20
13°
5°
21
18°
7°
22
24°
8°
23
25°
9°
24
27°
10°
25
27°
7°
26
26°
6°
27
27°
5°
28
24°
2°
29
23°
-4°
30
22°
-3°
31
12°
-8°
1
28°
1°
2
17°
7°
3
Hist. Avg.
23°
0°
4
Hist. Avg.
23°
1°
5
Hist. Avg.
24°
1°
6
Hist. Avg.
24°
1°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Onamia
Onamia's January 2027 forecast shows daily high temperatures ranging from 7° to 29°, with overnight lows between -13° and 12°. The average high for January is 19° with an average low of -1°. 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 Onamia. See also: February | March | April.