S
M
T
W
T
F
S
26
88°
68°
27
88°
68°
28
87°
67°
29
87°
67°
30
85°
64°
31
80°
61°
1
81°
65°
2
78°
65°
3
80°
63°
4
85°
67°
5
86°
68°
6
86°
66°
7
80°
63°
8
79°
64°
9
79°
64°
10
82°
64°
11
83°
65°
12
84°
66°
13
86°
67°
14
87°
66°
15
86°
67°
16
87°
61°
17
85°
58°
18
78°
56°
19
76°
55°
20
76°
55°
21
78°
56°
22
78°
56°
23
79°
57°
24
78°
58°
25
80°
60°
26
82°
57°
27
81°
56°
28
76°
55°
29
77°
58°
30
80°
62°
31
81°
54°
1
81°
54°
2
74°
53°
3
75°
58°
4
77°
62°
5
82°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in South Addison
South Addison's August 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 53° and 68°. The average high for August is 81° with an average low of 61°. 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 South Addison. See also: September | October | November.