S
M
T
W
T
F
S
26
85°
65°
27
84°
64°
28
84°
66°
29
80°
63°
30
78°
63°
31
80°
64°
1
80°
68°
2
87°
68°
3
86°
67°
4
86°
66°
5
84°
66°
6
85°
68°
7
86°
67°
8
83°
67°
9
85°
65°
10
78°
60°
11
80°
64°
12
80°
66°
13
84°
65°
14
79°
59°
15
77°
58°
16
78°
60°
17
77°
60°
18
78°
62°
19
83°
64°
20
84°
65°
21
84°
64°
22
78°
61°
23
82°
65°
24
81°
62°
25
85°
58°
26
84°
63°
27
84°
58°
28
77°
55°
29
75°
54°
30
75°
58°
31
76°
60°
1
76°
60°
2
78°
52°
3
75°
50°
4
72°
52°
5
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Manlius
Manlius's August 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 50° and 68°. The average high for August is 81° with an average low of 62°. 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 Manlius. See also: September | October | November.