S
M
T
W
T
F
S
26
86°
68°
27
85°
67°
28
82°
67°
29
82°
66°
30
78°
66°
31
78°
65°
1
77°
65°
2
78°
66°
3
78°
65°
4
79°
64°
5
77°
65°
6
76°
63°
7
77°
65°
8
78°
64°
9
79°
66°
10
79°
66°
11
80°
65°
12
80°
66°
13
81°
66°
14
80°
65°
15
76°
64°
16
75°
63°
17
75°
64°
18
76°
64°
19
79°
65°
20
81°
65°
21
76°
56°
22
73°
55°
23
72°
55°
24
75°
58°
25
74°
63°
26
78°
61°
27
75°
63°
28
74°
65°
29
84°
61°
30
84°
55°
31
74°
56°
1
74°
63°
2
80°
62°
3
78°
55°
4
77°
60°
5
81°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in South Lockport
South Lockport's August 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 53° and 68°. The average high for August is 78° with an average low of 63°. 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 South Lockport. See also: September | October | November.