S
M
T
W
T
F
S
26
87°
70°
27
88°
70°
28
90°
72°
29
92°
71°
30
92°
72°
31
91°
72°
1
92°
71°
2
91°
72°
3
89°
72°
4
92°
71°
5
92°
72°
6
91°
72°
7
93°
71°
8
93°
72°
9
92°
72°
10
92°
72°
11
91°
71°
12
88°
72°
13
90°
71°
14
86°
71°
15
87°
70°
16
86°
69°
17
85°
69°
18
87°
68°
19
89°
69°
20
87°
70°
21
86°
70°
22
87°
69°
23
89°
69°
24
91°
68°
25
91°
70°
26
90°
68°
27
89°
67°
28
90°
68°
29
91°
67°
30
91°
69°
31
90°
69°
1
89°
68°
2
86°
68°
3
86°
67°
4
85°
68°
5
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roberta
Roberta's August 2026 forecast shows daily high temperatures ranging from 85° to 93°, with overnight lows between 66° and 72°. The average high for August is 89° with an average low of 70°. 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 Roberta. See also: September | October | November.