S
M
T
W
T
F
S
26
97°
75°
27
99°
68°
28
93°
68°
29
93°
71°
30
97°
72°
31
97°
74°
1
94°
72°
2
97°
69°
3
93°
68°
4
92°
67°
5
91°
66°
6
91°
66°
7
92°
67°
8
92°
68°
9
93°
70°
10
92°
71°
11
95°
72°
12
97°
73°
13
98°
72°
14
98°
71°
15
97°
71°
16
95°
69°
17
95°
69°
18
96°
72°
19
95°
69°
20
96°
69°
21
96°
68°
22
94°
69°
23
95°
70°
24
96°
71°
25
95°
72°
26
96°
71°
27
91°
71°
28
93°
68°
29
89°
70°
30
93°
69°
31
93°
70°
1
92°
68°
2
92°
66°
3
91°
66°
4
94°
62°
5
88°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Merkel
Merkel's August 2026 forecast shows daily high temperatures ranging from 88° to 99°, with overnight lows between 62° and 75°. The average high for August is 94° with an average low of 69°. 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 Merkel. See also: September | October | November.