S
M
T
W
T
F
S
27
58°
37°
28
58°
39°
29
59°
39°
30
56°
38°
31
58°
36°
1
56°
35°
2
55°
38°
3
57°
50°
4
65°
52°
5
68°
53°
6
70°
44°
7
72°
37°
8
64°
38°
9
56°
36°
10
55°
36°
11
54°
35°
12
56°
34°
13
54°
34°
14
54°
35°
15
55°
36°
16
56°
36°
17
55°
35°
18
54°
33°
19
53°
33°
20
54°
38°
21
57°
50°
22
66°
48°
23
68°
45°
24
64°
42°
25
59°
40°
26
61°
38°
27
60°
41°
28
62°
44°
29
65°
46°
30
55°
37°
31
56°
34°
1
55°
42°
2
Hist. Avg.
62°
43°
3
Hist. Avg.
62°
43°
4
Hist. Avg.
62°
43°
5
Hist. Avg.
62°
43°
6
Hist. Avg.
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Erath
Erath's January 2027 forecast shows daily high temperatures ranging from 53° to 72°, with overnight lows between 33° and 53°. The average high for January is 59° with an average low of 40°. 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 Erath. See also: February | March | April.