S
M
T
W
T
F
S
28
62°
43°
29
65°
48°
30
65°
48°
1
66°
47°
2
65°
46°
3
65°
45°
4
66°
48°
5
67°
48°
6
65°
47°
7
67°
46°
8
68°
49°
9
69°
50°
10
68°
50°
11
68°
47°
12
66°
50°
13
70°
49°
14
69°
50°
15
70°
50°
16
72°
52°
17
71°
50°
18
69°
48°
19
69°
46°
20
66°
47°
21
67°
50°
22
71°
52°
23
73°
52°
24
73°
51°
25
72°
52°
26
67°
51°
27
70°
50°
28
67°
49°
29
67°
49°
30
68°
48°
31
68°
48°
1
69°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Placentia
Placentia's July 2026 forecast shows daily high temperatures ranging from 62° to 73°, with overnight lows between 43° and 52°. The average high for July is 68° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Placentia. See also: August | September | October.