S
M
T
W
T
F
S
28
69°
27°
29
23°
18°
30
31°
15°
31
38°
28°
1
37°
30°
2
34°
28°
3
37°
25°
4
40°
21°
5
57°
32°
6
61°
38°
7
59°
28°
8
65°
41°
9
64°
41°
10
42°
30°
11
31°
24°
12
50°
24°
13
59°
37°
14
47°
22°
15
28°
16°
16
41°
24°
17
33°
12°
18
28°
11°
19
27°
9°
20
31°
10°
21
48°
26°
22
38°
18°
23
25°
1°
24
10°
1°
25
14°
7°
26
11°
-6°
27
24°
-1°
28
25°
-8°
29
24°
4°
30
19°
1°
31
18°
5°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Altamont
Altamont'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 Altamont. See also: February | March | April.