S
M
T
W
T
F
S
26
65°
52°
27
67°
48°
28
61°
50°
29
66°
47°
30
70°
49°
31
74°
47°
1
65°
53°
2
67°
51°
3
69°
45°
4
78°
47°
5
81°
53°
6
79°
55°
7
N/A
8
76°
47°
9
71°
47°
10
72°
52°
11
69°
49°
12
69°
46°
13
73°
44°
14
75°
45°
15
79°
52°
16
80°
55°
17
80°
56°
18
79°
55°
19
81°
56°
20
80°
56°
21
77°
47°
22
63°
48°
23
62°
45°
24
67°
48°
25
70°
48°
26
70°
47°
27
71°
49°
28
71°
49°
29
69°
48°
30
67°
48°
31
68°
47°
1
66°
47°
2
62°
46°
3
64°
46°
4
67°
47°
5
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Fort St James
Fort St James's August 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 44° and 56°. The average high for August is 71° with an average low of 49°. 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 St James. See also: September | October | November.
