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