S
M
T
W
T
F
S
27
46°
26°
28
52°
39°
29
57°
41°
30
61°
42°
31
62°
44°
1
64°
35°
2
65°
26°
3
55°
24°
4
48°
26°
5
49°
28°
6
46°
27°
7
46°
26°
8
45°
28°
9
47°
34°
10
57°
24°
11
58°
23°
12
44°
25°
13
48°
25°
14
46°
23°
15
43°
22°
16
42°
20°
17
42°
21°
18
44°
29°
19
45°
29°
20
46°
34°
21
48°
35°
22
61°
29°
23
52°
26°
24
47°
29°
25
49°
27°
26
50°
30°
27
53°
39°
28
47°
25°
29
48°
27°
30
Hist. Avg.
55°
31°
31
Hist. Avg.
55°
31°
1
Hist. Avg.
55°
32°
2
Hist. Avg.
55°
32°
3
Hist. Avg.
55°
32°
4
Hist. Avg.
56°
32°
5
Hist. Avg.
56°
32°
6
Hist. Avg.
56°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Weir
Weir's January 2027 forecast shows daily high temperatures ranging from 42° to 65°, with overnight lows between 20° and 44°. The average high for January is 50° with an average low of 29°. 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 Weir. See also: February | March | April.
