S
M
T
W
T
F
S
26
83°
57°
27
85°
53°
28
85°
54°
29
83°
55°
30
84°
54°
31
78°
51°
1
83°
50°
2
83°
50°
3
80°
49°
4
81°
54°
5
80°
53°
6
78°
50°
7
79°
53°
8
81°
55°
9
83°
55°
10
82°
54°
11
81°
52°
12
80°
51°
13
82°
51°
14
80°
49°
15
77°
49°
16
77°
53°
17
78°
51°
18
82°
53°
19
80°
51°
20
82°
52°
21
82°
53°
22
80°
54°
23
81°
52°
24
80°
50°
25
81°
52°
26
79°
51°
27
79°
50°
28
76°
46°
29
76°
45°
30
77°
47°
31
79°
47°
1
81°
51°
2
81°
52°
3
80°
51°
4
80°
50°
5
81°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mountainaire
Mountainaire's August 2026 forecast shows daily high temperatures ranging from 76° to 85°, with overnight lows between 45° and 57°. The average high for August is 80° with an average low of 51°. 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 Mountainaire. See also: September | October | November.