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