S
M
T
W
T
F
S
30
95°
73°
31
95°
74°
1
96°
74°
2
95°
74°
3
95°
72°
4
94°
73°
5
95°
73°
6
93°
72°
7
92°
70°
8
93°
74°
9
91°
72°
10
91°
72°
11
93°
73°
12
92°
72°
13
90°
71°
14
93°
70°
15
91°
71°
16
90°
70°
17
91°
71°
18
91°
71°
19
89°
72°
20
91°
70°
21
90°
71°
22
90°
70°
23
90°
71°
24
89°
71°
25
89°
70°
26
91°
71°
27
91°
71°
28
90°
70°
29
88°
71°
30
86°
71°
1
85°
70°
2
84°
70°
3
86°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Placetas
Placetas's September 2026 forecast shows daily high temperatures ranging from 84° to 93°, with overnight lows between 70° and 74°. The average high for September is 90° with an average low of 71°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Placetas. See also: October | November | December.