S
M
T
W
T
F
S
26
75°
63°
27
73°
57°
28
82°
54°
29
93°
64°
30
99°
64°
31
82°
63°
1
75°
59°
2
82°
57°
3
95°
61°
4
90°
66°
5
86°
68°
6
75°
54°
7
72°
50°
8
81°
52°
9
90°
59°
10
84°
59°
11
75°
54°
12
83°
57°
13
93°
61°
14
99°
63°
15
86°
61°
16
71°
54°
17
71°
58°
18
69°
59°
19
71°
57°
20
70°
55°
21
71°
55°
22
72°
55°
23
68°
53°
24
70°
54°
25
74°
59°
26
70°
56°
27
68°
54°
28
67°
52°
29
67°
54°
30
68°
57°
31
70°
58°
1
67°
55°
2
66°
52°
3
66°
51°
4
67°
53°
5
72°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hamm
Hamm's August 2026 forecast shows daily high temperatures ranging from 66° to 99°, with overnight lows between 51° and 63°. The average high for August is 73° with an average low of 56°. 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 Hamm. See also: September | October | November.