S
M
T
W
T
F
S
31
60°
46°
1
59°
44°
2
59°
44°
3
60°
43°
4
60°
45°
5
65°
51°
6
68°
51°
7
63°
53°
8
66°
52°
9
65°
48°
10
62°
45°
11
65°
52°
12
70°
54°
13
70°
54°
14
71°
53°
15
71°
54°
16
70°
53°
17
69°
55°
18
70°
56°
19
73°
56°
20
72°
52°
21
68°
51°
22
64°
49°
23
64°
48°
24
65°
52°
25
67°
53°
26
71°
50°
27
66°
48°
28
64°
48°
29
65°
50°
30
70°
55°
1
72°
55°
2
72°
54°
3
71°
55°
4
71°
55°
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 59° to 73°, with overnight lows between 43° and 56°. The average high for June is 67° with an average low of 51°. 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.
