S
M
T
W
T
F
S
26
98°
74°
27
98°
75°
28
97°
76°
29
98°
75°
30
99°
76°
31
99°
76°
1
98°
77°
2
99°
76°
3
98°
75°
4
98°
75°
5
97°
74°
6
98°
76°
7
98°
75°
8
97°
76°
9
98°
76°
10
98°
75°
11
97°
76°
12
97°
75°
13
96°
75°
14
97°
74°
15
97°
72°
16
96°
72°
17
97°
71°
18
96°
70°
19
95°
71°
20
96°
70°
21
97°
71°
22
95°
70°
23
93°
68°
24
93°
68°
25
95°
69°
26
95°
71°
27
97°
70°
28
98°
69°
29
97°
68°
30
96°
68°
31
95°
69°
1
96°
71°
2
96°
72°
3
95°
72°
4
97°
71°
5
95°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rio Medina
Rio Medina's August 2026 forecast shows daily high temperatures ranging from 93° to 99°, with overnight lows between 68° and 77°. The average high for August is 97° with an average low of 73°. 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 Rio Medina. See also: September | October | November.