S
M
T
W
T
F
S
26
70°
54°
27
70°
52°
28
66°
52°
29
67°
53°
30
69°
53°
31
71°
51°
1
70°
48°
2
67°
55°
3
65°
56°
4
72°
50°
5
70°
50°
6
64°
54°
7
64°
54°
8
67°
51°
9
66°
53°
10
67°
50°
11
69°
52°
12
64°
55°
13
69°
50°
14
68°
48°
15
63°
48°
16
62°
51°
17
63°
49°
18
68°
48°
19
62°
48°
20
62°
49°
21
63°
50°
22
65°
50°
23
64°
53°
24
63°
54°
25
64°
52°
26
65°
55°
27
66°
54°
28
67°
51°
29
66°
48°
30
64°
50°
31
63°
53°
1
64°
51°
2
63°
50°
3
64°
48°
4
61°
49°
5
62°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Frederickton
Frederickton's August 2026 forecast shows daily high temperatures ranging from 61° to 72°, with overnight lows between 48° and 56°. The average high for August is 66° with an average low of 51°. 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 Frederickton. See also: September | October | November.