S
M
T
W
T
F
S
31
65°
29°
1
70°
44°
2
72°
45°
3
74°
47°
4
63°
41°
5
60°
38°
6
60°
38°
7
63°
42°
8
62°
42°
9
69°
39°
10
70°
43°
11
75°
46°
12
71°
41°
13
69°
46°
14
78°
54°
15
68°
47°
16
62°
45°
17
68°
48°
18
67°
45°
19
60°
44°
20
64°
46°
21
67°
48°
22
70°
48°
23
63°
44°
24
61°
44°
25
63°
48°
26
61°
46°
27
61°
47°
28
63°
48°
29
68°
49°
30
62°
44°
1
62°
48°
2
64°
48°
3
71°
50°
4
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fort St James
Fort St James's June 2026 forecast shows daily high temperatures ranging from 60° to 78°, with overnight lows between 38° and 54°. The average high for June is 66° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Fort St James. See also: July | August | September.