S
M
T
W
T
F
S
31
71°
48°
1
71°
50°
2
72°
51°
3
71°
50°
4
72°
51°
5
75°
56°
6
74°
58°
7
71°
58°
8
74°
55°
9
72°
54°
10
73°
52°
11
72°
51°
12
73°
50°
13
74°
53°
14
76°
54°
15
79°
54°
16
79°
56°
17
78°
57°
18
76°
56°
19
73°
58°
20
74°
59°
21
79°
60°
22
78°
59°
23
76°
53°
24
74°
56°
25
77°
60°
26
81°
57°
27
79°
54°
28
78°
58°
29
81°
59°
30
82°
59°
1
77°
58°
2
80°
59°
3
81°
56°
4
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Ljubljana
Ljubljana's June 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 48° and 61°. The average high for June is 76° with an average low of 55°. 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 Ljubljana. See also: July | August | September.