S
M
T
W
T
F
S
26
104°
79°
27
104°
76°
28
103°
78°
29
104°
77°
30
104°
78°
31
106°
82°
1
95°
67°
2
98°
62°
3
102°
72°
4
103°
76°
5
102°
77°
6
101°
80°
7
102°
79°
8
106°
74°
9
105°
76°
10
103°
75°
11
103°
78°
12
104°
80°
13
106°
82°
14
104°
80°
15
102°
78°
16
100°
75°
17
97°
71°
18
108°
73°
19
103°
77°
20
106°
73°
21
106°
78°
22
105°
79°
23
104°
71°
24
109°
78°
25
99°
72°
26
95°
76°
27
95°
68°
28
99°
69°
29
103°
74°
30
103°
78°
31
101°
77°
1
99°
75°
2
101°
78°
3
102°
76°
4
101°
74°
5
101°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Sentinel
Sentinel's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Sentinel. See also: September | October | November.