S
M
T
W
T
F
S
26
82°
60°
27
85°
69°
28
84°
67°
29
84°
66°
30
82°
68°
31
85°
68°
1
87°
67°
2
88°
72°
3
86°
74°
4
83°
71°
5
89°
74°
6
92°
77°
7
92°
78°
8
91°
76°
9
92°
75°
10
93°
71°
11
85°
74°
12
83°
72°
13
86°
76°
14
84°
72°
15
82°
67°
16
84°
74°
17
89°
72°
18
84°
70°
19
85°
71°
20
88°
70°
21
84°
70°
22
83°
69°
23
84°
70°
24
83°
69°
25
83°
72°
26
86°
72°
27
87°
71°
28
88°
72°
29
87°
70°
30
81°
67°
31
80°
70°
1
80°
71°
2
81°
70°
3
80°
68°
4
81°
71°
5
85°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lewes
Lewes's August 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 67° and 76°. The average high for August is 84° with an average low of 71°. 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 Lewes. See also: September | October | November.