S
M
T
W
T
F
S
26
84°
65°
27
84°
65°
28
83°
64°
29
82°
63°
30
81°
63°
31
78°
62°
1
80°
63°
2
81°
63°
3
80°
60°
4
79°
59°
5
81°
62°
6
82°
63°
7
81°
63°
8
76°
60°
9
75°
56°
10
76°
58°
11
80°
62°
12
81°
62°
13
81°
61°
14
78°
61°
15
73°
58°
16
75°
57°
17
78°
61°
18
81°
61°
19
82°
62°
20
81°
62°
21
71°
52°
22
73°
52°
23
73°
50°
24
72°
52°
25
73°
50°
26
71°
52°
27
70°
51°
28
71°
52°
29
72°
49°
30
73°
56°
31
76°
58°
1
71°
53°
2
77°
58°
3
80°
57°
4
82°
52°
5
75°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hammond
Hammond's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 48° and 65°. The average high for August is 77° with an average low of 58°. 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 Hammond. See also: September | October | November.