S
M
T
W
T
F
S
31
89°
78°
1
89°
82°
2
93°
83°
3
92°
84°
4
95°
82°
5
96°
86°
6
91°
79°
7
91°
79°
8
90°
80°
9
N/A
10
85°
78°
11
86°
79°
12
85°
80°
13
88°
80°
14
86°
79°
15
85°
80°
16
84°
80°
17
85°
81°
18
87°
81°
19
89°
80°
20
88°
80°
21
87°
81°
22
91°
82°
23
91°
82°
24
90°
81°
25
90°
82°
26
91°
82°
27
89°
81°
28
91°
82°
29
90°
81°
30
89°
81°
1
88°
80°
2
88°
80°
3
89°
79°
4
89°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in Discovery Bay
Discovery Bay's June 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 78° and 82°. The average high for June is 88° with an average low of 80°. 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 Discovery Bay. See also: July | August | September.