S
M
T
W
T
F
S
28
83°
68°
29
93°
70°
30
93°
75°
1
95°
74°
2
94°
73°
3
95°
74°
4
89°
70°
5
78°
65°
6
82°
63°
7
86°
64°
8
86°
67°
9
86°
65°
10
81°
62°
11
83°
61°
12
84°
62°
13
84°
63°
14
84°
65°
15
86°
66°
16
87°
65°
17
86°
63°
18
80°
63°
19
80°
66°
20
80°
59°
21
79°
59°
22
79°
60°
23
80°
61°
24
81°
63°
25
84°
64°
26
84°
66°
27
83°
66°
28
86°
67°
29
86°
67°
30
85°
66°
31
84°
65°
1
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Arcola
Arcola's July 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 59° and 67°. The average high for July is 83° with an average low of 64°. 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 Arcola. See also: August | September | October.