S
M
T
W
T
F
S
27
77°
61°
28
77°
60°
29
78°
60°
30
73°
58°
1
69°
54°
2
70°
58°
3
74°
58°
4
77°
59°
5
75°
58°
6
75°
57°
7
74°
58°
8
75°
58°
9
74°
57°
10
75°
57°
11
72°
56°
12
69°
45°
13
64°
44°
14
63°
51°
15
64°
50°
16
63°
43°
17
64°
53°
18
63°
54°
19
70°
50°
20
72°
52°
21
64°
51°
22
64°
51°
23
61°
50°
24
68°
51°
25
60°
53°
26
70°
52°
27
72°
45°
28
72°
39°
29
60°
39°
30
59°
46°
31
63°
42°
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 59° to 78°, with overnight lows between 39° and 61°. The average high for October is 69° with an average low of 52°. 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.