S
M
T
W
T
F
S
31
70°
37°
1
72°
37°
2
76°
38°
3
74°
40°
4
81°
59°
5
77°
54°
6
71°
54°
7
74°
45°
8
76°
56°
9
69°
58°
10
76°
59°
11
78°
56°
12
69°
50°
13
73°
52°
14
62°
46°
15
70°
43°
16
73°
48°
17
66°
44°
18
69°
52°
19
69°
48°
20
69°
45°
21
71°
43°
22
71°
48°
23
74°
50°
24
74°
48°
25
66°
52°
26
74°
46°
27
78°
50°
28
79°
53°
29
81°
63°
30
88°
65°
1
84°
65°
2
77°
66°
3
79°
64°
4
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in St. James
St. James's June 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for June is ° with an average low of °. 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 St. James. See also: July | August | September.