S
M
T
W
T
F
S
31
78°
59°
1
77°
63°
2
75°
63°
3
78°
63°
4
76°
63°
5
75°
64°
6
74°
64°
7
75°
64°
8
77°
64°
9
78°
62°
10
81°
64°
11
83°
65°
12
89°
66°
13
82°
64°
14
82°
62°
15
83°
64°
16
78°
63°
17
75°
63°
18
74°
64°
19
74°
62°
20
73°
59°
21
74°
57°
22
77°
60°
23
81°
61°
24
83°
60°
25
80°
62°
26
79°
61°
27
79°
64°
28
78°
62°
29
78°
61°
30
79°
61°
1
80°
62°
2
81°
64°
3
89°
65°
4
90°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Placentia
Placentia's June 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 60° and 66°. The average high for June is 81° with an average low of 62°. 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 Placentia. See also: July | August | September.