S
M
T
W
T
F
S
30
89°
73°
31
89°
74°
1
88°
74°
2
89°
73°
3
88°
74°
4
89°
74°
5
89°
73°
6
88°
73°
7
88°
72°
8
89°
74°
9
89°
74°
10
88°
73°
11
89°
74°
12
88°
73°
13
89°
72°
14
88°
73°
15
89°
73°
16
88°
74°
17
Hist. Avg.
89°
77°
18
Hist. Avg.
89°
77°
19
Hist. Avg.
89°
77°
20
Hist. Avg.
89°
77°
21
Hist. Avg.
89°
77°
22
Hist. Avg.
89°
77°
23
Hist. Avg.
89°
77°
24
Hist. Avg.
89°
77°
25
Hist. Avg.
89°
76°
26
Hist. Avg.
89°
76°
27
Hist. Avg.
89°
76°
28
Hist. Avg.
89°
76°
29
Hist. Avg.
89°
76°
30
Hist. Avg.
89°
76°
1
Hist. Avg.
89°
76°
2
Hist. Avg.
89°
76°
3
Hist. Avg.
88°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in La Fermina
La Fermina's September 2026 forecast shows daily high temperatures ranging from 88° to 89°, with overnight lows between 72° and 74°. The average high for September is 89° with an average low of 73°. 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 Fermina. See also: October | November | December.