S
M
T
W
T
F
S
31
69°
33°
1
68°
37°
2
71°
39°
3
76°
37°
4
80°
39°
5
80°
44°
6
75°
57°
7
75°
54°
8
80°
49°
9
79°
59°
10
81°
66°
11
84°
64°
12
76°
53°
13
78°
47°
14
72°
54°
15
60°
41°
16
69°
36°
17
71°
47°
18
72°
57°
19
70°
49°
20
68°
49°
21
73°
52°
22
64°
48°
23
73°
45°
24
71°
50°
25
71°
52°
26
70°
48°
27
71°
47°
28
73°
57°
29
74°
56°
30
75°
59°
1
74°
57°
2
73°
54°
3
71°
54°
4
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Port Allegany
Port Allegany's June 2026 forecast shows daily high temperatures ranging from 64° to 75°, with overnight lows between 45° and 59°. The average high for June is 71° 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 Port Allegany. See also: July | August | September.