S
M
T
W
T
F
S
26
79°
58°
27
85°
58°
28
83°
64°
29
87°
50°
30
91°
58°
31
95°
53°
1
83°
63°
2
76°
49°
3
83°
53°
4
89°
55°
5
89°
55°
6
85°
56°
7
87°
55°
8
90°
57°
9
87°
55°
10
87°
59°
11
84°
58°
12
88°
58°
13
88°
58°
14
81°
49°
15
86°
52°
16
86°
54°
17
85°
55°
18
87°
54°
19
89°
55°
20
91°
57°
21
89°
56°
22
82°
53°
23
84°
51°
24
85°
53°
25
89°
53°
26
89°
51°
27
84°
52°
28
71°
44°
29
71°
45°
30
72°
44°
31
78°
47°
1
79°
45°
2
80°
48°
3
80°
48°
4
79°
50°
5
75°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Merritt
Merritt's August 2026 forecast shows daily high temperatures ranging from 71° to 91°, with overnight lows between 44° and 57°. The average high for August is 82° with an average low of 50°. 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 Merritt. See also: September | October | November.