S
M
T
W
T
F
S
28
63°
53°
29
69°
50°
30
75°
54°
1
72°
55°
2
70°
56°
3
69°
52°
4
70°
51°
5
69°
52°
6
69°
53°
7
71°
52°
8
72°
53°
9
71°
54°
10
73°
52°
11
74°
55°
12
77°
56°
13
72°
56°
14
73°
56°
15
73°
54°
16
74°
53°
17
73°
54°
18
74°
57°
19
74°
57°
20
76°
58°
21
79°
58°
22
79°
59°
23
78°
59°
24
79°
58°
25
79°
59°
26
80°
58°
27
79°
58°
28
78°
57°
29
80°
59°
30
79°
59°
31
78°
58°
1
73°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Evanston
Evanston's July 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 50° and 59°. The average high for July is 74° with an average low of 55°. 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 Evanston. See also: August | September | October.