S
M
T
W
T
F
S
26
79°
55°
27
76°
52°
28
77°
52°
29
77°
54°
30
78°
54°
31
77°
52°
1
78°
54°
2
79°
53°
3
84°
54°
4
84°
55°
5
84°
54°
6
85°
55°
7
84°
54°
8
83°
55°
9
84°
54°
10
84°
54°
11
83°
52°
12
82°
53°
13
82°
51°
14
80°
49°
15
76°
49°
16
76°
48°
17
77°
48°
18
75°
49°
19
76°
53°
20
78°
47°
21
77°
50°
22
79°
52°
23
76°
50°
24
77°
48°
25
78°
46°
26
79°
48°
27
80°
47°
28
79°
49°
29
80°
49°
30
79°
48°
31
79°
49°
1
78°
47°
2
73°
48°
3
73°
46°
4
74°
48°
5
74°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Navajo
Navajo's August 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 45° and 55°. The average high for August is 79° 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 Navajo. See also: September | October | November.