S
M
T
W
T
F
S
26
83°
64°
27
83°
65°
28
81°
61°
29
72°
59°
30
75°
58°
31
78°
60°
1
79°
60°
2
76°
59°
3
75°
60°
4
77°
61°
5
78°
55°
6
74°
59°
7
79°
59°
8
77°
58°
9
78°
59°
10
76°
56°
11
72°
53°
12
71°
52°
13
73°
58°
14
75°
59°
15
76°
58°
16
79°
58°
17
76°
57°
18
76°
58°
19
73°
58°
20
75°
57°
21
75°
54°
22
70°
49°
23
70°
50°
24
74°
56°
25
77°
56°
26
75°
54°
27
73°
52°
28
68°
49°
29
69°
49°
30
72°
55°
31
76°
55°
1
77°
56°
2
74°
54°
3
67°
51°
4
65°
45°
5
67°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Knowlton
Knowlton's August 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 44° and 65°. The average high for August is 75° with an average low of 56°. 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 Knowlton. See also: September | October | November.