S
M
T
W
T
F
S
26
83°
68°
27
77°
65°
28
78°
64°
29
76°
62°
30
76°
66°
31
77°
66°
1
79°
65°
2
82°
67°
3
83°
67°
4
83°
65°
5
77°
64°
6
76°
65°
7
79°
65°
8
79°
64°
9
76°
65°
10
78°
64°
11
75°
61°
12
76°
65°
13
81°
65°
14
77°
61°
15
74°
58°
16
74°
60°
17
75°
64°
18
76°
65°
19
75°
65°
20
76°
64°
21
79°
64°
22
74°
63°
23
74°
64°
24
78°
57°
25
79°
63°
26
83°
56°
27
77°
54°
28
72°
56°
29
70°
54°
30
72°
54°
31
73°
61°
1
75°
62°
2
72°
63°
3
77°
64°
4
81°
58°
5
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fort Erie
Fort Erie's August 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 54° and 68°. The average high for August is 77° 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 Fort Erie. See also: September | October | November.