S
M
T
W
T
F
S
26
94°
77°
27
97°
78°
28
98°
76°
29
93°
80°
30
95°
77°
31
94°
73°
1
95°
74°
2
83°
69°
3
87°
70°
4
91°
70°
5
94°
69°
6
96°
71°
7
95°
72°
8
91°
75°
9
94°
71°
10
93°
72°
11
96°
76°
12
97°
74°
13
99°
76°
14
99°
76°
15
100°
72°
16
100°
75°
17
102°
73°
18
98°
75°
19
100°
77°
20
99°
75°
21
95°
74°
22
94°
70°
23
97°
73°
24
98°
74°
25
96°
73°
26
99°
74°
27
95°
73°
28
92°
70°
29
93°
73°
30
94°
73°
31
88°
73°
1
89°
73°
2
88°
72°
3
89°
68°
4
87°
65°
5
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Columbus
Columbus's August 2026 forecast shows daily high temperatures ranging from 86° to 102°, with overnight lows between 65° and 77°. The average high for August is 95° with an average low of 72°. 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 Columbus. See also: September | October | November.
