S
M
T
W
T
F
S
31
92°
73°
1
90°
74°
2
90°
74°
3
88°
75°
4
95°
74°
5
88°
75°
6
89°
74°
7
88°
74°
8
89°
75°
9
89°
74°
10
90°
75°
11
91°
76°
12
92°
76°
13
94°
75°
14
92°
74°
15
89°
74°
16
90°
73°
17
92°
76°
18
91°
77°
19
91°
77°
20
93°
76°
21
93°
77°
22
94°
77°
23
95°
76°
24
94°
77°
25
92°
78°
26
96°
78°
27
96°
77°
28
95°
77°
29
96°
76°
30
96°
77°
1
97°
77°
2
96°
78°
3
95°
74°
4
95°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Jbsa Lackland
Jbsa Lackland's June 2026 forecast shows daily high temperatures ranging from 88° to 97°, with overnight lows between 73° and 78°. The average high for June is 92° with an average low of 76°. 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 Jbsa Lackland. See also: July | August | September.