S
M
T
W
T
F
S
26
89°
74°
27
90°
74°
28
90°
73°
29
89°
74°
30
90°
75°
31
91°
75°
1
90°
74°
2
86°
73°
3
84°
72°
4
84°
73°
5
85°
73°
6
83°
71°
7
84°
70°
8
84°
72°
9
85°
72°
10
87°
73°
11
88°
73°
12
86°
72°
13
85°
71°
14
88°
71°
15
84°
72°
16
83°
72°
17
88°
71°
18
89°
72°
19
88°
71°
20
87°
67°
21
85°
64°
22
82°
64°
23
82°
65°
24
83°
66°
25
84°
65°
26
83°
70°
27
87°
66°
28
87°
66°
29
83°
67°
30
81°
64°
31
81°
63°
1
79°
64°
2
80°
67°
3
80°
69°
4
81°
64°
5
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Leonardtown
Leonardtown's August 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 63° and 75°. The average high for August is 85° with an average low of 70°. 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 Leonardtown. See also: September | October | November.