S
M
T
W
T
F
S
26
72°
43°
27
71°
41°
28
73°
44°
29
73°
43°
30
72°
42°
31
73°
44°
1
72°
43°
2
73°
44°
3
72°
44°
4
71°
43°
5
72°
44°
6
72°
43°
7
69°
44°
8
66°
43°
9
70°
42°
10
71°
43°
11
69°
41°
12
68°
40°
13
67°
39°
14
69°
42°
15
70°
40°
16
70°
42°
17
68°
38°
18
70°
39°
19
71°
38°
20
69°
42°
21
70°
39°
22
65°
38°
23
66°
37°
24
68°
39°
25
70°
38°
26
70°
39°
27
67°
39°
28
66°
37°
29
69°
39°
30
69°
38°
31
68°
38°
1
69°
37°
2
66°
38°
3
64°
36°
4
68°
36°
5
62°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Leadville
Leadville's August 2026 forecast shows daily high temperatures ranging from 62° to 73°, with overnight lows between 31° and 44°. The average high for August is 69° with an average low of 40°. 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 Leadville. See also: September | October | November.