S
M
T
W
T
F
S
26
79°
60°
27
81°
60°
28
82°
59°
29
81°
60°
30
82°
61°
31
82°
60°
1
79°
59°
2
75°
56°
3
75°
58°
4
77°
59°
5
78°
59°
6
79°
58°
7
81°
59°
8
82°
60°
9
82°
60°
10
81°
59°
11
81°
59°
12
82°
58°
13
81°
60°
14
85°
58°
15
84°
58°
16
78°
59°
17
82°
58°
18
82°
57°
19
81°
53°
20
79°
49°
21
72°
47°
22
72°
49°
23
73°
49°
24
75°
50°
25
73°
48°
26
71°
54°
27
72°
50°
28
73°
47°
29
70°
48°
30
72°
47°
31
70°
46°
1
70°
49°
2
71°
49°
3
71°
51°
4
72°
50°
5
72°
48°
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 70° to 85°, with overnight lows between 46° and 61°. The average high for August is 77° with an average low of 55°. 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.