S
M
T
W
T
F
S
31
64°
43°
1
62°
42°
2
62°
43°
3
63°
46°
4
64°
50°
5
64°
52°
6
65°
50°
7
64°
48°
8
66°
49°
9
70°
44°
10
68°
43°
11
63°
42°
12
62°
45°
13
61°
47°
14
59°
42°
15
60°
41°
16
61°
43°
17
65°
47°
18
68°
51°
19
64°
46°
20
64°
44°
21
63°
46°
22
68°
41°
23
64°
40°
24
59°
42°
25
61°
43°
26
65°
42°
27
60°
41°
28
61°
47°
29
66°
51°
30
66°
51°
1
71°
50°
2
72°
52°
3
71°
52°
4
70°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in San Justo
San Justo's June 2026 forecast shows daily high temperatures ranging from 59° to 72°, with overnight lows between 40° and 52°. The average high for June is 64° 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 June weather will actually feel in San Justo. See also: July | August | September.