S
M
T
W
T
F
S
31
72°
55°
1
72°
57°
2
77°
54°
3
68°
57°
4
75°
55°
5
66°
55°
6
75°
52°
7
70°
55°
8
79°
52°
9
70°
55°
10
68°
50°
11
63°
52°
12
59°
50°
13
70°
55°
14
63°
54°
15
61°
52°
16
72°
52°
17
75°
59°
18
84°
64°
19
90°
63°
20
86°
68°
21
88°
66°
22
82°
64°
23
84°
63°
24
90°
61°
25
93°
66°
26
97°
70°
27
102°
70°
28
102°
79°
29
81°
66°
30
73°
66°
1
65°
53°
2
77°
53°
3
68°
48°
4
71°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Heidelberg
Heidelberg's June 2026 forecast shows daily high temperatures ranging from 65° to 77°, with overnight lows between 48° and 54°. The average high for June is 70° 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 Heidelberg. See also: July | August | September.
