S
M
T
W
T
F
S
29
75°
66°
30
81°
64°
31
84°
63°
1
81°
63°
2
73°
68°
3
73°
73°
4
67°
46°
5
75°
72°
6
81°
77°
7
60°
45°
8
64°
44°
9
60°
37°
10
70°
70°
11
64°
63°
12
70°
44°
13
79°
68°
14
70°
57°
15
70°
70°
16
68°
53°
17
64°
61°
18
81°
63°
19
86°
61°
20
59°
55°
21
61°
52°
22
55°
46°
23
54°
46°
24
59°
43°
25
70°
36°
26
73°
46°
27
75°
51°
28
79°
48°
29
77°
50°
30
81°
50°
31
82°
55°
1
82°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Clewiston
Clewiston's January 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. 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 Clewiston. See also: February | March | April.