S
M
T
W
T
F
S
26
68°
50°
27
68°
50°
28
75°
59°
29
72°
52°
30
64°
46°
31
64°
43°
1
66°
48°
2
68°
50°
3
63°
54°
4
72°
57°
5
64°
54°
6
64°
52°
7
66°
54°
8
72°
54°
9
63°
48°
10
68°
48°
11
70°
50°
12
79°
55°
13
81°
55°
14
68°
57°
15
64°
54°
16
63°
54°
17
61°
46°
18
64°
55°
19
61°
54°
20
61°
48°
21
64°
46°
22
63°
45°
23
N/A
24
69°
49°
25
64°
55°
26
67°
58°
27
66°
58°
28
65°
56°
29
65°
52°
30
65°
54°
31
62°
49°
1
63°
48°
2
65°
51°
3
64°
53°
4
65°
51°
5
63°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Bonnyrigg
Bonnyrigg's August 2026 forecast shows daily high temperatures ranging from 62° to 69°, with overnight lows between 48° and 58°. The average high for August is 65° with an average low of 53°. 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 Bonnyrigg. See also: September | October | November.