S
M
T
W
T
F
S
28
81°
61°
29
92°
65°
30
94°
75°
1
98°
76°
2
96°
74°
3
96°
71°
4
88°
70°
5
83°
70°
6
81°
71°
7
81°
68°
8
86°
64°
9
88°
68°
10
82°
70°
11
83°
68°
12
82°
63°
13
85°
63°
14
90°
60°
15
92°
68°
16
84°
66°
17
85°
61°
18
91°
68°
19
76°
59°
20
80°
56°
21
85°
68°
22
70°
54°
23
76°
52°
24
78°
53°
25
80°
60°
26
82°
70°
27
84°
69°
28
79°
65°
29
78°
65°
30
77°
62°
31
81°
65°
1
82°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Vermilion
Vermilion's July 2026 forecast shows daily high temperatures ranging from 77° to 84°, with overnight lows between 62° and 70°. The average high for July is 80° with an average low of 66°. 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 Vermilion. See also: August | September | October.