S
M
T
W
T
F
S
31
89°
65°
1
90°
70°
2
84°
58°
3
82°
63°
4
82°
61°
5
86°
68°
6
86°
69°
7
82°
67°
8
83°
66°
9
84°
65°
10
86°
66°
11
89°
66°
12
87°
64°
13
88°
63°
14
85°
64°
15
84°
61°
16
88°
65°
17
87°
65°
18
82°
64°
19
81°
66°
20
81°
66°
21
83°
65°
22
85°
66°
23
82°
63°
24
84°
64°
25
85°
66°
26
87°
67°
27
87°
66°
28
86°
67°
29
87°
67°
30
88°
66°
1
86°
68°
2
89°
68°
3
90°
67°
4
90°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Diamond Bay
Diamond Bay's June 2026 forecast shows daily high temperatures ranging from 81° to 90°, with overnight lows between 58° and 69°. The average high for June is 85° with an average low of 65°. 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 Diamond Bay. See also: July | August | September.