S
M
T
W
T
F
S
27
47°
29°
28
55°
40°
29
58°
42°
30
62°
44°
31
64°
46°
1
65°
38°
2
66°
29°
3
61°
28°
4
49°
28°
5
50°
31°
6
49°
30°
7
47°
27°
8
47°
27°
9
48°
36°
10
52°
27°
11
55°
25°
12
46°
27°
13
49°
26°
14
47°
26°
15
45°
25°
16
44°
23°
17
43°
22°
18
45°
32°
19
47°
32°
20
47°
35°
21
48°
37°
22
57°
33°
23
55°
29°
24
48°
30°
25
52°
29°
26
52°
32°
27
57°
42°
28
48°
27°
29
50°
29°
30
Hist. Avg.
57°
36°
31
Hist. Avg.
57°
36°
1
Hist. Avg.
58°
36°
2
Hist. Avg.
58°
36°
3
Hist. Avg.
58°
37°
4
Hist. Avg.
58°
37°
5
Hist. Avg.
58°
37°
6
Hist. Avg.
59°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Hamilton
Hamilton's January 2027 forecast shows daily high temperatures ranging from 43° to 66°, with overnight lows between 22° and 46°. The average high for January is 52° with an average low of 31°. 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 Hamilton. See also: February | March | April.
