S
M
T
W
T
F
S
31
68°
50°
1
71°
48°
2
74°
46°
3
72°
49°
4
73°
48°
5
72°
45°
6
73°
48°
7
73°
46°
8
72°
54°
9
74°
54°
10
72°
51°
11
77°
59°
12
80°
57°
13
78°
49°
14
74°
49°
15
74°
50°
16
75°
50°
17
75°
59°
18
77°
58°
19
81°
62°
20
84°
62°
21
86°
63°
22
86°
63°
23
84°
61°
24
85°
62°
25
83°
55°
26
77°
54°
27
76°
62°
28
81°
64°
29
86°
64°
30
88°
63°
1
86°
59°
2
80°
58°
3
80°
61°
4
81°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Altoona
Altoona's June 2026 forecast shows daily high temperatures ranging from 68° to 88°, with overnight lows between 45° and 64°. The average high for June is 78° 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 Altoona. See also: July | August | September.