S
M
T
W
T
F
S
27
45°
34°
28
45°
33°
29
42°
37°
30
50°
34°
31
46°
30°
1
47°
29°
2
42°
28°
3
41°
35°
4
42°
38°
5
48°
38°
6
48°
35°
7
49°
30°
8
44°
30°
9
44°
33°
10
45°
30°
11
46°
30°
12
43°
31°
13
41°
31°
14
44°
32°
15
41°
31°
16
42°
28°
17
41°
34°
18
42°
33°
19
47°
29°
20
47°
28°
21
Hist. Avg.
43°
35°
22
Hist. Avg.
43°
34°
23
Hist. Avg.
43°
34°
24
Hist. Avg.
42°
34°
25
Hist. Avg.
42°
34°
26
Hist. Avg.
42°
34°
27
Hist. Avg.
42°
34°
28
Hist. Avg.
42°
34°
29
Hist. Avg.
42°
34°
30
Hist. Avg.
42°
34°
31
Hist. Avg.
42°
34°
1
Hist. Avg.
42°
34°
2
Hist. Avg.
42°
34°
3
Hist. Avg.
42°
34°
4
Hist. Avg.
42°
34°
5
Hist. Avg.
42°
34°
6
Hist. Avg.
42°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Chelmsford
Chelmsford's January 2027 forecast shows daily high temperatures ranging from 41° to 50°, with overnight lows between 28° and 38°. The average high for January is 44° with an average low of 32°. 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 Chelmsford. See also: February | March | April.
