S
M
T
W
T
F
S
26
75°
53°
27
76°
47°
28
69°
51°
29
75°
50°
30
76°
51°
31
74°
50°
1
73°
48°
2
71°
49°
3
72°
45°
4
75°
52°
5
77°
54°
6
77°
50°
7
76°
44°
8
71°
44°
9
70°
46°
10
68°
41°
11
66°
48°
12
69°
46°
13
73°
45°
14
75°
50°
15
75°
48°
16
74°
45°
17
73°
43°
18
73°
43°
19
72°
44°
20
68°
44°
21
66°
45°
22
66°
46°
23
65°
41°
24
64°
44°
25
64°
45°
26
64°
43°
27
64°
41°
28
67°
44°
29
71°
47°
30
71°
48°
31
70°
48°
1
64°
43°
2
63°
47°
3
70°
48°
4
70°
46°
5
68°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fort Fraser
Fort Fraser's August 2026 forecast shows daily high temperatures ranging from 63° to 77°, with overnight lows between 38° and 54°. The average high for August is 70° with an average low of 46°. 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 Fort Fraser. See also: September | October | November.