S
M
T
W
T
F
S
31
78°
63°
1
80°
62°
2
79°
62°
3
82°
63°
4
81°
66°
5
77°
64°
6
77°
64°
7
75°
62°
8
77°
63°
9
76°
60°
10
79°
64°
11
78°
63°
12
78°
61°
13
75°
60°
14
76°
60°
15
75°
61°
16
78°
61°
17
80°
65°
18
81°
66°
19
82°
67°
20
82°
66°
21
81°
66°
22
81°
65°
23
80°
63°
24
80°
64°
25
79°
62°
26
78°
62°
27
76°
63°
28
79°
64°
29
80°
64°
30
81°
65°
1
82°
64°
2
81°
63°
3
81°
63°
4
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Garden Grove
Garden Grove's June 2026 forecast shows daily high temperatures ranging from 75° to 82°, with overnight lows between 60° and 67°. The average high for June is 79° with an average low of 63°. 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 Garden Grove. See also: July | August | September.