S
M
T
W
T
F
S
26
79°
64°
27
84°
61°
28
88°
66°
29
93°
65°
30
82°
66°
31
81°
64°
1
81°
62°
2
84°
63°
3
86°
62°
4
82°
65°
5
84°
66°
6
90°
66°
7
93°
67°
8
91°
70°
9
88°
73°
10
79°
67°
11
74°
66°
12
73°
67°
13
76°
66°
14
78°
71°
15
81°
70°
16
81°
71°
17
81°
70°
18
85°
71°
19
84°
70°
20
83°
71°
21
82°
70°
22
82°
73°
23
83°
69°
24
84°
73°
25
85°
73°
26
86°
72°
27
84°
69°
28
79°
69°
29
79°
71°
30
80°
73°
31
80°
71°
1
81°
71°
2
80°
68°
3
79°
68°
4
79°
69°
5
80°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Graúna
Graúna's August 2026 forecast shows daily high temperatures ranging from 73° to 88°, with overnight lows between 66° and 73°. The average high for August is 81° 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 Graúna. See also: September | October | November.