S
M
T
W
T
F
S
26
84°
65°
27
84°
66°
28
83°
65°
29
82°
63°
30
77°
60°
31
75°
58°
1
75°
58°
2
76°
59°
3
76°
63°
4
77°
63°
5
79°
62°
6
78°
64°
7
78°
63°
8
76°
62°
9
77°
62°
10
76°
54°
11
77°
59°
12
81°
62°
13
84°
63°
14
85°
62°
15
82°
60°
16
79°
62°
17
85°
57°
18
80°
54°
19
75°
53°
20
73°
53°
21
74°
52°
22
75°
52°
23
76°
53°
24
77°
52°
25
79°
53°
26
80°
60°
27
81°
58°
28
81°
53°
29
73°
57°
30
76°
55°
31
78°
53°
1
80°
51°
2
73°
50°
3
72°
51°
4
77°
59°
5
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Leicester
Leicester's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 50° and 66°. The average high for August is 78° with an average low of 58°. 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 Leicester. See also: September | October | November.