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
N/A
11
63°
45°
12
70°
48°
13
78°
50°
14
82°
55°
15
71°
50°
16
67°
46°
17
66°
48°
18
67°
47°
19
70°
47°
20
69°
48°
21
68°
46°
22
68°
47°
23
69°
48°
24
71°
47°
25
67°
47°
26
73°
47°
27
73°
46°
28
71°
48°
29
67°
47°
30
67°
46°
1
68°
46°
2
67°
45°
3
67°
45°
4
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in Mill Bay
Mill Bay's June 2026 forecast shows daily high temperatures ranging from 63° to 82°, with overnight lows between 45° and 55°. The average high for June is 69° with an average low of 47°. 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.