S
M
T
W
T
F
S
26
82°
62°
27
84°
63°
28
80°
68°
29
80°
65°
30
84°
63°
31
87°
60°
1
84°
71°
2
71°
62°
3
81°
62°
4
82°
55°
5
85°
62°
6
84°
65°
7
80°
69°
8
86°
65°
9
82°
60°
10
85°
69°
11
84°
65°
12
82°
63°
13
83°
62°
14
81°
60°
15
76°
67°
16
80°
66°
17
76°
55°
18
80°
62°
19
77°
52°
20
76°
53°
21
77°
57°
22
76°
55°
23
73°
54°
24
74°
53°
25
75°
55°
26
74°
56°
27
74°
55°
28
73°
54°
29
75°
55°
30
76°
51°
31
69°
49°
1
69°
53°
2
72°
55°
3
69°
55°
4
69°
54°
5
71°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bolton
Bolton's August 2026 forecast shows daily high temperatures ranging from 69° to 80°, with overnight lows between 49° and 62°. The average high for August is 74° with an average low of 54°. 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 Bolton. See also: September | October | November.