S
M
T
W
T
F
S
28
83°
65°
29
89°
64°
30
92°
69°
1
95°
75°
2
94°
73°
3
95°
70°
4
89°
68°
5
84°
67°
6
85°
69°
7
86°
68°
8
85°
65°
9
87°
67°
10
79°
65°
11
82°
58°
12
83°
61°
13
85°
62°
14
86°
64°
15
88°
64°
16
86°
61°
17
84°
62°
18
80°
61°
19
83°
59°
20
83°
59°
21
84°
60°
22
78°
57°
23
77°
54°
24
85°
62°
25
85°
62°
26
84°
61°
27
86°
62°
28
84°
62°
29
80°
61°
30
77°
60°
31
77°
58°
1
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mercer
Mercer's July 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 54° and 67°. The average high for July is 83° with an average low of 61°. 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 Mercer. See also: August | September | October.
