S
M
T
W
T
F
S
28
87°
72°
29
88°
70°
30
89°
68°
1
90°
66°
2
89°
67°
3
86°
64°
4
88°
67°
5
85°
65°
6
80°
61°
7
80°
62°
8
81°
62°
9
81°
66°
10
86°
69°
11
88°
69°
12
88°
68°
13
84°
67°
14
86°
69°
15
85°
66°
16
84°
65°
17
85°
66°
18
87°
67°
19
88°
69°
20
89°
66°
21
82°
62°
22
82°
64°
23
86°
66°
24
88°
69°
25
87°
69°
26
88°
68°
27
82°
68°
28
82°
66°
29
85°
69°
30
86°
70°
31
88°
70°
1
85°
69°
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 80° to 90°, with overnight lows between 61° and 72°. The average high for July is 86° with an average low of 67°. 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.