S
M
T
W
T
F
S
31
59°
41°
1
69°
41°
2
79°
46°
3
63°
50°
4
53°
48°
5
57°
46°
6
58°
43°
7
55°
46°
8
61°
48°
9
59°
47°
10
61°
50°
11
58°
49°
12
62°
48°
13
68°
47°
14
71°
53°
15
59°
51°
16
57°
51°
17
59°
51°
18
59°
48°
19
62°
45°
20
81°
53°
21
82°
50°
22
76°
50°
23
73°
49°
24
70°
48°
25
68°
47°
26
68°
48°
27
69°
50°
28
68°
49°
29
69°
48°
30
70°
48°
1
69°
49°
2
72°
50°
3
71°
49°
4
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Mill Bay
Mill Bay's June 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 47° and 53°. The average high for June is 72° with an average low of 49°. 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 Mill Bay. See also: July | August | September.