S
M
T
W
T
F
S
26
76°
54°
27
77°
55°
28
77°
59°
29
78°
61°
30
81°
60°
31
82°
61°
1
84°
62°
2
84°
61°
3
83°
63°
4
85°
58°
5
83°
55°
6
76°
54°
7
75°
53°
8
76°
53°
9
77°
54°
10
79°
53°
11
79°
57°
12
81°
59°
13
82°
60°
14
81°
61°
15
78°
61°
16
83°
54°
17
80°
58°
18
76°
53°
19
75°
55°
20
80°
58°
21
80°
59°
22
75°
58°
23
77°
57°
24
74°
53°
25
79°
58°
26
80°
52°
27
74°
51°
28
75°
57°
29
72°
57°
30
79°
58°
31
79°
58°
1
80°
57°
2
78°
56°
3
79°
54°
4
76°
54°
5
78°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McGraw
McGraw's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 51° and 63°. The average high for August is 79° 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 McGraw. See also: September | October | November.