S
M
T
W
T
F
S
30
89°
66°
31
89°
65°
1
90°
66°
2
89°
62°
3
88°
62°
4
87°
65°
5
88°
64°
6
90°
65°
7
84°
67°
8
83°
67°
9
85°
66°
10
86°
64°
11
86°
62°
12
83°
61°
13
84°
63°
14
82°
64°
15
81°
64°
16
80°
60°
17
83°
62°
18
87°
63°
19
87°
62°
20
82°
62°
21
84°
62°
22
85°
61°
23
85°
62°
24
86°
59°
25
80°
56°
26
84°
60°
27
81°
60°
28
80°
59°
29
80°
59°
30
78°
57°
1
78°
58°
2
83°
51°
3
77°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
Lawn-Garden-January Weather in Irmo
Irmo's Lawn-Garden-January 2026 forecast shows daily high temperatures ranging from 77° to 90°, with overnight lows between 51° and 67°. The average high for Lawn-Garden-January is 84° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how Lawn-Garden-January weather will actually feel in Irmo. See also: October | November | December.
