S
M
T
W
T
F
S
31
76°
45°
1
77°
49°
2
76°
50°
3
82°
51°
4
87°
53°
5
88°
63°
6
88°
70°
7
89°
62°
8
84°
60°
9
85°
66°
10
88°
67°
11
93°
73°
12
95°
69°
13
90°
68°
14
89°
67°
15
86°
66°
16
84°
66°
17
83°
63°
18
84°
66°
19
83°
62°
20
82°
66°
21
83°
65°
22
85°
66°
23
81°
66°
24
83°
65°
25
85°
67°
26
87°
67°
27
88°
68°
28
87°
67°
29
83°
66°
30
83°
66°
1
85°
68°
2
88°
67°
3
83°
67°
4
86°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Mechanicsburg
Mechanicsburg's June 2026 forecast shows daily high temperatures ranging from 81° to 95°, with overnight lows between 60° and 73°. The average high for June is 86° with an average low of 66°. 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 Mechanicsburg. See also: July | August | September.
