S
M
T
W
T
F
S
26
70°
58°
27
72°
57°
28
73°
56°
29
70°
53°
30
74°
56°
31
72°
58°
1
72°
58°
2
75°
57°
3
76°
59°
4
75°
59°
5
76°
58°
6
77°
59°
7
77°
59°
8
76°
58°
9
76°
60°
10
77°
60°
11
77°
59°
12
76°
59°
13
76°
58°
14
75°
59°
15
76°
58°
16
75°
58°
17
75°
57°
18
74°
58°
19
74°
57°
20
72°
57°
21
75°
54°
22
71°
51°
23
70°
53°
24
71°
54°
25
73°
56°
26
74°
56°
27
73°
55°
28
71°
55°
29
72°
54°
30
68°
57°
31
72°
56°
1
73°
55°
2
74°
53°
3
70°
54°
4
71°
55°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Diss
Diss's August 2026 forecast shows daily high temperatures ranging from 68° to 77°, with overnight lows between 51° and 60°. The average high for August is 74° with an average low of 57°. 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 Diss. See also: September | October | November.