S
M
T
W
T
F
S
26
91°
56°
27
95°
56°
28
95°
58°
29
97°
62°
30
97°
61°
31
96°
60°
1
96°
59°
2
95°
59°
3
95°
58°
4
94°
59°
5
93°
60°
6
95°
59°
7
95°
58°
8
94°
58°
9
96°
59°
10
96°
57°
11
95°
55°
12
96°
54°
13
94°
55°
14
95°
58°
15
92°
51°
16
88°
50°
17
Hist. Avg.
95°
64°
18
Hist. Avg.
95°
64°
19
Hist. Avg.
95°
64°
20
Hist. Avg.
95°
63°
21
Hist. Avg.
94°
63°
22
Hist. Avg.
94°
63°
23
Hist. Avg.
94°
63°
24
Hist. Avg.
94°
63°
25
Hist. Avg.
94°
63°
26
Hist. Avg.
94°
63°
27
Hist. Avg.
94°
62°
28
Hist. Avg.
93°
62°
29
Hist. Avg.
93°
62°
30
Hist. Avg.
93°
62°
31
Hist. Avg.
93°
62°
1
Hist. Avg.
93°
62°
2
Hist. Avg.
92°
62°
3
Hist. Avg.
92°
62°
4
Hist. Avg.
92°
62°
5
Hist. Avg.
92°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Columbia
Columbia's August 2026 forecast shows daily high temperatures ranging from 88° to 97°, with overnight lows between 50° and 62°. The average high for August is 95° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Columbia. See also: September | October | November.