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
82°
62°
14
90°
65°
15
69°
60°
16
80°
48°
17
59°
41°
18
61°
41°
19
66°
47°
20
69°
48°
21
71°
47°
22
71°
52°
23
73°
55°
24
70°
53°
25
67°
54°
26
65°
47°
27
68°
42°
28
58°
40°
29
56°
39°
30
57°
40°
31
62°
46°
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 90°, with overnight lows between 39° and 65°. The average high for October 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 October weather will actually feel in La Plata. See also: November | December | January.