S
M
T
W
T
F
S
26
82°
60°
27
84°
65°
28
83°
67°
29
81°
60°
30
86°
56°
31
86°
62°
1
77°
70°
2
76°
64°
3
80°
61°
4
82°
54°
5
85°
58°
6
87°
65°
7
85°
69°
8
88°
68°
9
85°
59°
10
86°
68°
11
77°
63°
12
77°
61°
13
82°
61°
14
81°
68°
15
81°
69°
16
86°
69°
17
83°
65°
18
80°
60°
19
80°
65°
20
82°
65°
21
83°
60°
22
81°
62°
23
76°
56°
24
76°
51°
25
78°
51°
26
82°
55°
27
82°
61°
28
79°
57°
29
83°
53°
30
79°
65°
31
86°
73°
1
92°
72°
2
94°
73°
3
93°
70°
4
84°
65°
5
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McComb
McComb's August 2026 forecast shows daily high temperatures ranging from 79° to 94°, with overnight lows between 61° and 73°. The average high for August is 88° with an average low of 69°. 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 McComb. See also: September | October | November.
