S
M
T
W
T
F
S
27
43°
21°
28
42°
22°
29
43°
23°
30
45°
30°
31
54°
23°
1
54°
19°
2
42°
17°
3
39°
18°
4
42°
21°
5
43°
31°
6
46°
37°
7
56°
22°
8
59°
19°
9
42°
20°
10
42°
20°
11
44°
18°
12
43°
17°
13
42°
17°
14
41°
16°
15
42°
17°
16
41°
22°
17
44°
22°
18
50°
20°
19
54°
17°
20
40°
20°
21
42°
23°
22
45°
32°
23
47°
35°
24
48°
36°
25
55°
36°
26
60°
35°
27
58°
31°
28
51°
25°
29
46°
21°
30
43°
20°
31
46°
16°
1
46°
18°
2
Hist. Avg.
54°
27°
3
Hist. Avg.
54°
28°
4
Hist. Avg.
54°
28°
5
Hist. Avg.
54°
28°
6
Hist. Avg.
55°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Fallston
Fallston's January 2027 forecast shows daily high temperatures ranging from 39° to 60°, with overnight lows between 16° and 37°. The average high for January is 46° with an average low of 23°. 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 Fallston. See also: February | March | April.