S
M
T
W
T
F
S
27
23°
9°
28
26°
7°
29
25°
14°
30
30°
10°
31
43°
8°
1
33°
8°
2
24°
10°
3
27°
7°
4
27°
5°
5
22°
11°
6
28°
3°
7
32°
3°
8
23°
1°
9
23°
9°
10
25°
19°
11
33°
22°
12
39°
14°
13
43°
4°
14
42°
2°
15
20°
3°
16
20°
7°
17
23°
3°
18
24°
3°
19
21°
2°
20
20°
3°
21
20°
8°
22
22°
12°
23
26°
11°
24
28°
6°
25
32°
2°
26
24°
4°
27
21°
15°
28
31°
14°
29
32°
14°
30
35°
0°
31
36°
-1°
1
21°
2°
2
20°
7°
3
29°
2°
4
28°
6°
5
25°
4°
6
27°
6°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Bath
Bath's January 2027 forecast shows daily high temperatures ranging from 20° to 43°, with overnight lows between -1° and 22°. The average high for January is 27° with an average low of 7°. 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 Bath. See also: February | March | April.