S
M
T
W
T
F
S
26
78°
56°
27
68°
55°
28
76°
53°
29
73°
52°
30
74°
55°
31
81°
55°
1
84°
65°
2
61°
45°
3
65°
50°
4
74°
56°
5
75°
52°
6
76°
51°
7
71°
53°
8
71°
52°
9
67°
51°
10
68°
49°
11
68°
50°
12
69°
52°
13
70°
50°
14
69°
49°
15
71°
51°
16
73°
55°
17
74°
56°
18
75°
57°
19
76°
57°
20
75°
56°
21
71°
55°
22
74°
56°
23
70°
52°
24
64°
50°
25
64°
49°
26
72°
54°
27
73°
54°
28
72°
53°
29
63°
52°
30
62°
53°
31
63°
54°
1
70°
53°
2
71°
53°
3
66°
52°
4
66°
52°
5
70°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Legal
Legal's August 2026 forecast shows daily high temperatures ranging from 61° to 76°, with overnight lows between 45° and 57°. The average high for August is 70° with an average low of 52°. 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 Legal. See also: September | October | November.