S
M
T
W
T
F
S
31
77°
53°
1
72°
56°
2
79°
51°
3
68°
54°
4
73°
52°
5
65°
51°
6
74°
44°
7
71°
44°
8
79°
56°
9
67°
46°
10
60°
45°
11
65°
46°
12
68°
50°
13
65°
47°
14
66°
48°
15
67°
47°
16
70°
49°
17
72°
51°
18
72°
51°
19
74°
52°
20
74°
55°
21
75°
56°
22
74°
55°
23
74°
53°
24
73°
56°
25
76°
56°
26
76°
57°
27
75°
56°
28
75°
50°
29
67°
48°
30
68°
48°
1
75°
56°
2
73°
53°
3
76°
57°
4
77°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Leonberg
Leonberg's June 2026 forecast shows daily high temperatures ranging from 60° to 79°, with overnight lows between 44° and 57°. The average high for June is 72° with an average low of 52°. 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 Leonberg. See also: July | August | September.