S
M
T
W
T
F
S
28
58°
38°
29
54°
40°
30
55°
39°
1
63°
39°
2
66°
42°
3
64°
43°
4
65°
41°
5
64°
45°
6
65°
46°
7
67°
44°
8
66°
45°
9
68°
36°
10
68°
40°
11
68°
40°
12
63°
39°
13
63°
40°
14
62°
39°
15
63°
37°
16
62°
37°
17
62°
36°
18
63°
38°
19
66°
40°
20
65°
40°
21
62°
39°
22
63°
39°
23
62°
40°
24
63°
40°
25
62°
38°
26
62°
40°
27
63°
39°
28
64°
39°
29
66°
40°
30
66°
38°
31
65°
39°
1
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in La Plata
La Plata's July 2026 forecast shows daily high temperatures ranging from 54° to 68°, with overnight lows between 36° and 46°. The average high for July is 63° with an average low of 40°. 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 La Plata. See also: August | September | October.