S
M
T
W
T
F
S
26
103°
64°
27
93°
63°
28
97°
67°
29
99°
67°
30
93°
70°
31
98°
60°
1
105°
61°
2
103°
60°
3
79°
53°
4
78°
44°
5
89°
47°
6
94°
50°
7
95°
52°
8
96°
53°
9
94°
53°
10
95°
53°
11
94°
57°
12
82°
60°
13
76°
60°
14
78°
60°
15
80°
56°
16
86°
52°
17
84°
56°
18
85°
57°
19
89°
53°
20
96°
50°
21
97°
55°
22
92°
63°
23
93°
61°
24
91°
56°
25
85°
58°
26
90°
53°
27
93°
54°
28
85°
62°
29
76°
54°
30
81°
51°
31
87°
43°
1
85°
55°
2
89°
53°
3
88°
56°
4
93°
51°
5
92°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Kirby
Kirby's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Kirby. See also: September | October | November.