S
M
T
W
T
F
S
26
90°
57°
27
90°
64°
28
90°
64°
29
90°
58°
30
91°
61°
31
95°
64°
1
87°
64°
2
78°
54°
3
80°
51°
4
89°
53°
5
89°
53°
6
97°
59°
7
99°
64°
8
95°
65°
9
90°
63°
10
92°
63°
11
91°
63°
12
87°
63°
13
89°
60°
14
86°
63°
15
77°
58°
16
90°
59°
17
97°
63°
18
95°
65°
19
92°
67°
20
97°
63°
21
97°
61°
22
93°
68°
23
82°
62°
24
88°
56°
25
94°
55°
26
94°
65°
27
84°
60°
28
85°
56°
29
74°
55°
30
80°
48°
31
82°
53°
1
86°
56°
2
78°
60°
3
72°
51°
4
71°
49°
5
72°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Monitor
Monitor'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 Monitor. See also: September | October | November.