S
M
T
W
T
F
S
27
69°
60°
28
73°
62°
29
76°
59°
30
81°
56°
1
87°
58°
2
88°
58°
3
68°
52°
4
67°
61°
5
76°
48°
6
67°
42°
7
73°
42°
8
81°
49°
9
78°
47°
10
71°
47°
11
67°
62°
12
78°
56°
13
83°
54°
14
89°
63°
15
67°
57°
16
85°
53°
17
59°
37°
18
59°
43°
19
63°
47°
20
66°
49°
21
71°
51°
22
70°
50°
23
68°
53°
24
70°
53°
25
71°
52°
26
65°
52°
27
68°
45°
28
58°
40°
29
56°
39°
30
61°
50°
31
60°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in La Plata
La Plata's October 2026 forecast shows daily high temperatures ranging from 56° to 89°, with overnight lows between 37° and 63°. The average high for October is 67° 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 October weather will actually feel in La Plata. See also: November | December | January.