S
M
T
W
T
F
S
28
91°
75°
29
91°
77°
30
92°
76°
1
91°
72°
2
92°
74°
3
92°
76°
4
83°
68°
5
88°
69°
6
88°
67°
7
89°
66°
8
90°
71°
9
85°
70°
10
81°
68°
11
84°
66°
12
88°
65°
13
87°
67°
14
91°
71°
15
94°
72°
16
95°
71°
17
92°
71°
18
92°
70°
19
91°
68°
20
91°
69°
21
87°
68°
22
90°
71°
23
89°
72°
24
92°
74°
25
92°
74°
26
93°
73°
27
93°
74°
28
92°
73°
29
91°
72°
30
90°
72°
31
88°
71°
1
89°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mendon
Mendon's July 2026 forecast shows daily high temperatures ranging from 81° to 95°, with overnight lows between 65° and 74°. The average high for July is 90° with an average low of 71°. 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 Mendon. See also: August | September | October.