S
M
T
W
T
F
S
26
78°
60°
27
79°
60°
28
78°
59°
29
77°
60°
30
76°
60°
31
78°
59°
1
79°
60°
2
79°
58°
3
78°
60°
4
80°
59°
5
80°
54°
6
74°
55°
7
77°
59°
8
76°
58°
9
76°
57°
10
75°
55°
11
72°
58°
12
77°
58°
13
78°
57°
14
74°
51°
15
71°
51°
16
71°
50°
17
74°
54°
18
70°
51°
19
71°
49°
20
71°
50°
21
73°
51°
22
76°
56°
23
77°
57°
24
78°
56°
25
77°
56°
26
78°
57°
27
77°
55°
28
73°
53°
29
76°
56°
30
76°
50°
31
74°
46°
1
68°
46°
2
67°
47°
3
67°
45°
4
68°
46°
5
67°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lyndon
Lyndon's August 2026 forecast shows daily high temperatures ranging from 67° to 80°, with overnight lows between 45° and 60°. The average high for August is 75° with an average low of 54°. 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 Lyndon. See also: September | October | November.