S
M
T
W
T
F
S
28
78°
50°
29
91°
68°
30
91°
77°
1
84°
67°
2
78°
66°
3
79°
58°
4
84°
61°
5
83°
59°
6
84°
52°
7
85°
58°
8
79°
65°
9
82°
60°
10
82°
55°
11
85°
58°
12
87°
58°
13
92°
62°
14
92°
60°
15
85°
60°
16
84°
53°
17
90°
64°
18
80°
58°
19
81°
51°
20
87°
63°
21
72°
49°
22
71°
42°
23
77°
41°
24
79°
44°
25
76°
60°
26
87°
61°
27
89°
67°
28
80°
54°
29
85°
52°
30
86°
59°
31
72°
59°
1
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Merrill
Merrill's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Merrill. See also: August | September | October.