S
M
T
W
T
F
S
27
45°
34°
28
46°
35°
29
45°
34°
30
46°
36°
31
47°
34°
1
48°
33°
2
46°
31°
3
44°
28°
4
42°
28°
5
41°
34°
6
43°
34°
7
47°
33°
8
46°
29°
9
44°
29°
10
41°
30°
11
42°
31°
12
41°
32°
13
42°
30°
14
43°
29°
15
41°
30°
16
42°
30°
17
41°
34°
18
45°
33°
19
47°
29°
20
44°
28°
21
45°
33°
22
44°
27°
23
46°
28°
24
40°
31°
25
44°
30°
26
46°
31°
27
41°
30°
28
42°
29°
29
42°
29°
30
41°
28°
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 Dumfries
Dumfries's January 2027 forecast shows daily high temperatures ranging from 40° to 48°, with overnight lows between 27° and 36°. The average high for January is 44° 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 Dumfries. See also: February | March | April.