S
M
T
W
T
F
S
31
88°
64°
1
87°
62°
2
87°
64°
3
86°
63°
4
85°
64°
5
83°
62°
6
84°
64°
7
90°
61°
8
89°
59°
9
83°
60°
10
84°
63°
11
87°
62°
12
85°
67°
13
90°
67°
14
85°
62°
15
85°
62°
16
88°
63°
17
91°
68°
18
91°
65°
19
90°
68°
20
91°
67°
21
92°
69°
22
92°
67°
23
90°
68°
24
91°
69°
25
88°
68°
26
89°
67°
27
93°
69°
28
91°
70°
29
88°
67°
30
87°
66°
1
87°
68°
2
88°
68°
3
88°
69°
4
89°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Harrisburg
Harrisburg's June 2026 forecast shows daily high temperatures ranging from 83° to 93°, with overnight lows between 59° and 70°. The average high for June is 88° with an average low of 65°. 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 Harrisburg. See also: July | August | September.
