S
M
T
W
T
F
S
26
91°
53°
27
91°
55°
28
92°
54°
29
93°
56°
30
95°
53°
31
94°
55°
1
93°
53°
2
90°
50°
3
90°
49°
4
88°
52°
5
89°
52°
6
90°
51°
7
92°
53°
8
89°
51°
9
91°
53°
10
94°
52°
11
93°
49°
12
94°
52°
13
96°
48°
14
95°
50°
15
90°
53°
16
86°
52°
17
89°
49°
18
Hist. Avg.
90°
64°
19
Hist. Avg.
90°
64°
20
Hist. Avg.
89°
64°
21
Hist. Avg.
89°
63°
22
Hist. Avg.
89°
63°
23
Hist. Avg.
88°
63°
24
Hist. Avg.
88°
62°
25
Hist. Avg.
88°
62°
26
Hist. Avg.
87°
62°
27
Hist. Avg.
87°
62°
28
Hist. Avg.
87°
61°
29
Hist. Avg.
86°
61°
30
Hist. Avg.
86°
60°
31
Hist. Avg.
85°
60°
1
Hist. Avg.
85°
60°
2
Hist. Avg.
84°
59°
3
Hist. Avg.
84°
59°
4
Hist. Avg.
84°
59°
5
Hist. Avg.
83°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Montello
Montello's August 2026 forecast shows daily high temperatures ranging from 86° to 96°, with overnight lows between 48° and 56°. The average high for August is 92° with an average low of 52°. 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 Montello. See also: September | October | November.