S
M
T
W
T
F
S
26
77°
57°
27
82°
59°
28
79°
57°
29
79°
54°
30
81°
50°
31
86°
52°
1
73°
57°
2
72°
54°
3
77°
45°
4
82°
50°
5
88°
54°
6
91°
55°
7
88°
54°
8
86°
55°
9
81°
54°
10
77°
54°
11
81°
54°
12
81°
57°
13
81°
54°
14
82°
57°
15
79°
59°
16
77°
59°
17
81°
55°
18
84°
55°
19
84°
52°
20
88°
54°
21
82°
55°
22
77°
57°
23
74°
58°
24
82°
54°
25
88°
55°
26
82°
55°
27
72°
55°
28
72°
57°
29
70°
55°
30
71°
48°
31
79°
48°
1
71°
54°
2
64°
48°
3
61°
48°
4
66°
50°
5
71°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Morton
Morton's August 2026 forecast shows daily high temperatures ranging from 61° to 71°, with overnight lows between 47° and 54°. The average high for August is 67° with an average low of 49°. 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 Morton. See also: September | October | November.