S
M
T
W
T
F
S
30
90°
75°
31
88°
81°
1
91°
81°
2
91°
79°
3
90°
81°
4
92°
69°
5
93°
70°
6
91°
71°
7
92°
71°
8
91°
69°
9
90°
70°
10
93°
69°
11
93°
72°
12
91°
72°
13
92°
71°
14
92°
70°
15
91°
70°
16
90°
71°
17
87°
68°
18
88°
68°
19
88°
67°
20
89°
67°
21
87°
68°
22
88°
68°
23
88°
67°
24
86°
68°
25
87°
68°
26
84°
67°
27
87°
68°
28
87°
67°
29
84°
68°
30
82°
67°
1
84°
66°
2
85°
66°
3
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in La Palma
La Palma's September 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 65° and 72°. The average high for September is 89° with an average low of 69°. 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 La Palma. See also: October | November | December.