S
M
T
W
T
F
S
28
87°
68°
29
91°
74°
30
94°
73°
1
94°
73°
2
93°
70°
3
88°
71°
4
89°
67°
5
85°
66°
6
85°
63°
7
82°
64°
8
85°
66°
9
86°
66°
10
85°
65°
11
85°
65°
12
84°
64°
13
85°
63°
14
80°
60°
15
80°
62°
16
83°
65°
17
86°
67°
18
87°
68°
19
87°
67°
20
84°
66°
21
87°
68°
22
88°
68°
23
88°
69°
24
89°
69°
25
89°
67°
26
88°
68°
27
88°
69°
28
89°
68°
29
88°
68°
30
88°
67°
31
87°
67°
1
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Monmouth
Monmouth's July 2026 forecast shows daily high temperatures ranging from 80° to 94°, with overnight lows between 60° and 74°. The average high for July is 87° with an average low of 67°. 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 Monmouth. See also: August | September | October.