S
M
T
W
T
F
S
28
93°
73°
29
85°
73°
30
91°
73°
31
89°
74°
1
90°
74°
2
93°
74°
3
85°
59°
4
80°
57°
5
84°
56°
6
90°
64°
7
94°
73°
8
96°
72°
9
91°
71°
10
77°
32°
11
78°
68°
12
87°
65°
13
91°
68°
14
93°
65°
15
94°
70°
16
86°
73°
17
87°
69°
18
91°
73°
19
85°
62°
20
84°
58°
21
88°
64°
22
90°
68°
23
90°
72°
24
90°
71°
25
94°
73°
26
96°
76°
27
96°
76°
28
95°
75°
29
94°
70°
30
89°
69°
31
92°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in San Ignacio
San Ignacio's January 2026 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 San Ignacio. See also: February | March | April.