S
M
T
W
T
F
S
28
81°
66°
29
92°
75°
30
90°
72°
1
84°
69°
2
82°
68°
3
86°
69°
4
86°
67°
5
86°
65°
6
87°
70°
7
82°
67°
8
80°
72°
9
83°
67°
10
87°
64°
11
89°
70°
12
89°
71°
13
93°
72°
14
94°
71°
15
95°
72°
16
94°
71°
17
95°
74°
18
89°
70°
19
90°
68°
20
93°
70°
21
80°
63°
22
75°
59°
23
81°
54°
24
83°
66°
25
86°
71°
26
99°
73°
27
100°
75°
28
89°
69°
29
94°
69°
30
91°
71°
31
76°
65°
1
86°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mendota Heights
Mendota Heights'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 Mendota Heights. See also: August | September | October.