S
M
T
W
T
F
S
31
60°
47°
1
67°
40°
2
74°
46°
3
67°
53°
4
62°
52°
5
59°
48°
6
59°
47°
7
65°
47°
8
59°
47°
9
60°
51°
10
61°
47°
11
62°
43°
12
64°
48°
13
68°
47°
14
76°
51°
15
80°
57°
16
68°
52°
17
70°
52°
18
70°
54°
19
72°
56°
20
71°
54°
21
72°
55°
22
74°
54°
23
73°
56°
24
68°
52°
25
65°
52°
26
66°
53°
27
67°
54°
28
68°
52°
29
73°
56°
30
65°
54°
1
64°
53°
2
67°
55°
3
69°
56°
4
67°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Oak Harbor
Oak Harbor's June 2026 forecast shows daily high temperatures ranging from 64° to 80°, with overnight lows between 52° and 57°. The average high for June is 69° with an average low of 54°. 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 Oak Harbor. See also: July | August | September.