S
M
T
W
T
F
S
26
83°
69°
27
84°
68°
28
85°
69°
29
85°
68°
30
86°
63°
31
81°
61°
1
79°
64°
2
79°
67°
3
81°
67°
4
82°
66°
5
85°
68°
6
87°
68°
7
83°
66°
8
81°
63°
9
82°
65°
10
83°
62°
11
84°
67°
12
87°
68°
13
88°
67°
14
89°
68°
15
88°
67°
16
89°
68°
17
88°
60°
18
85°
59°
19
81°
58°
20
80°
58°
21
80°
59°
22
81°
59°
23
81°
60°
24
82°
60°
25
84°
59°
26
85°
59°
27
87°
58°
28
81°
58°
29
80°
59°
30
81°
58°
31
82°
61°
1
85°
58°
2
80°
57°
3
79°
64°
4
85°
63°
5
85°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in North Vernon
North Vernon's August 2026 forecast shows daily high temperatures ranging from 79° to 89°, with overnight lows between 57° and 69°. The average high for August is 83° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in North Vernon. See also: September | October | November.