S
M
T
W
T
F
S
26
86°
64°
27
86°
64°
28
88°
66°
29
88°
67°
30
87°
66°
31
86°
67°
1
87°
67°
2
88°
68°
3
87°
66°
4
86°
65°
5
87°
66°
6
88°
66°
7
87°
65°
8
81°
61°
9
81°
61°
10
82°
65°
11
88°
66°
12
88°
67°
13
89°
66°
14
87°
65°
15
86°
64°
16
85°
63°
17
81°
63°
18
85°
63°
19
86°
62°
20
85°
63°
21
86°
62°
22
85°
56°
23
78°
54°
24
77°
54°
25
77°
53°
26
78°
53°
27
79°
52°
28
79°
55°
29
80°
59°
30
78°
60°
31
82°
60°
1
84°
59°
2
84°
58°
3
83°
51°
4
76°
57°
5
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Elwood
Elwood's August 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 51° and 68°. The average high for August is 84° with an average low of 62°. 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 Elwood. See also: September | October | November.