S
M
T
W
T
F
S
27
35°
19°
28
35°
18°
29
34°
23°
30
34°
20°
31
35°
17°
1
35°
12°
2
33°
13°
3
30°
19°
4
33°
30°
5
37°
30°
6
42°
18°
7
43°
15°
8
35°
16°
9
30°
17°
10
33°
14°
11
33°
13°
12
29°
12°
13
27°
13°
14
31°
13°
15
30°
14°
16
32°
16°
17
35°
15°
18
32°
14°
19
31°
14°
20
30°
16°
21
33°
23°
22
34°
29°
23
40°
29°
24
42°
28°
25
41°
25°
26
39°
27°
27
40°
27°
28
41°
26°
29
38°
21°
30
36°
18°
31
35°
17°
1
Hist. Avg.
40°
22°
2
Hist. Avg.
40°
22°
3
Hist. Avg.
41°
22°
4
Hist. Avg.
41°
22°
5
Hist. Avg.
41°
23°
6
Hist. Avg.
41°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Hartford
Hartford's January 2027 forecast shows daily high temperatures ranging from 27° to 43°, with overnight lows between 12° and 30°. The average high for January is 35° with an average low of 19°. 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 Hartford. See also: February | March | April.
