S
M
T
W
T
F
S
26
83°
59°
27
85°
51°
28
84°
52°
29
76°
53°
30
83°
56°
31
81°
58°
1
83°
59°
2
84°
56°
3
84°
52°
4
82°
49°
5
74°
50°
6
76°
50°
7
75°
56°
8
80°
58°
9
83°
58°
10
84°
57°
11
82°
59°
12
82°
58°
13
83°
57°
14
82°
56°
15
81°
55°
16
82°
54°
17
81°
55°
18
83°
55°
19
81°
55°
20
82°
57°
21
Hist. Avg.
77°
55°
22
Hist. Avg.
77°
55°
23
Hist. Avg.
77°
54°
24
Hist. Avg.
77°
54°
25
Hist. Avg.
77°
54°
26
Hist. Avg.
77°
54°
27
Hist. Avg.
76°
54°
28
Hist. Avg.
76°
53°
29
Hist. Avg.
76°
53°
30
Hist. Avg.
76°
53°
31
Hist. Avg.
76°
53°
1
Hist. Avg.
75°
52°
2
Hist. Avg.
75°
52°
3
Hist. Avg.
75°
52°
4
Hist. Avg.
75°
52°
5
Hist. Avg.
74°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in McBain
McBain's August 2026 forecast shows daily high temperatures ranging from 74° to 85°, with overnight lows between 49° and 59°. The average high for August is 81° with an average low of 55°. 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 McBain. See also: September | October | November.