S
M
T
W
T
F
S
28
88°
67°
29
87°
68°
30
89°
66°
1
87°
61°
2
81°
62°
3
82°
66°
4
86°
67°
5
88°
67°
6
88°
66°
7
86°
62°
8
85°
63°
9
84°
67°
10
85°
68°
11
86°
62°
12
85°
63°
13
85°
62°
14
84°
63°
15
84°
62°
16
85°
62°
17
85°
65°
18
87°
64°
19
88°
66°
20
89°
69°
21
90°
67°
22
90°
67°
23
87°
69°
24
88°
68°
25
89°
63°
26
85°
64°
27
85°
66°
28
86°
69°
29
90°
71°
30
92°
70°
31
91°
66°
1
89°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Columbia
Columbia's July 2026 forecast shows daily high temperatures ranging from 81° to 92°, with overnight lows between 61° and 71°. The average high for July is 87° with an average low of 66°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Columbia. See also: August | September | October.