S
M
T
W
T
F
S
26
101°
80°
27
98°
79°
28
99°
78°
29
98°
80°
30
99°
77°
31
101°
77°
1
97°
76°
2
93°
71°
3
95°
72°
4
97°
71°
5
98°
75°
6
100°
77°
7
100°
72°
8
89°
72°
9
95°
71°
10
98°
74°
11
95°
77°
12
97°
76°
13
98°
74°
14
98°
75°
15
98°
74°
16
100°
73°
17
102°
71°
18
103°
72°
19
100°
73°
20
101°
71°
21
100°
72°
22
100°
72°
23
92°
67°
24
95°
72°
25
94°
72°
26
95°
71°
27
95°
72°
28
94°
72°
29
95°
71°
30
94°
71°
31
93°
70°
1
90°
70°
2
92°
69°
3
93°
70°
4
92°
70°
5
93°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McCaskill
McCaskill's August 2026 forecast shows daily high temperatures ranging from 90° to 103°, with overnight lows between 67° and 77°. The average high for August is 96° 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 McCaskill. See also: September | October | November.