S
M
T
W
T
F
S
26
66°
53°
27
66°
53°
28
69°
52°
29
66°
53°
30
68°
51°
31
65°
48°
1
66°
49°
2
66°
51°
3
65°
50°
4
65°
50°
5
64°
48°
6
65°
47°
7
67°
47°
8
70°
51°
9
70°
51°
10
66°
47°
11
64°
46°
12
65°
46°
13
67°
47°
14
70°
48°
15
67°
47°
16
64°
50°
17
65°
46°
18
64°
48°
19
65°
47°
20
64°
46°
21
63°
49°
22
67°
47°
23
68°
49°
24
68°
49°
25
67°
48°
26
67°
49°
27
66°
49°
28
62°
48°
29
62°
48°
30
61°
47°
31
63°
46°
1
60°
42°
2
60°
41°
3
59°
41°
4
60°
43°
5
59°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Knik-Fairview
Knik-Fairview's August 2026 forecast shows daily high temperatures ranging from 59° to 70°, with overnight lows between 41° and 53°. The average high for August is 65° with an average low of 48°. 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 Knik-Fairview. See also: September | October | November.