S
M
T
W
T
F
S
30
84°
67°
31
83°
68°
1
83°
69°
2
82°
68°
3
84°
69°
4
84°
70°
5
83°
70°
6
84°
69°
7
84°
70°
8
83°
69°
9
84°
69°
10
84°
68°
11
83°
69°
12
82°
67°
13
83°
68°
14
84°
67°
15
83°
69°
16
83°
67°
17
84°
68°
18
83°
67°
19
83°
68°
20
83°
69°
21
Hist. Avg.
91°
68°
22
Hist. Avg.
91°
68°
23
Hist. Avg.
91°
68°
24
Hist. Avg.
91°
68°
25
Hist. Avg.
91°
68°
26
Hist. Avg.
91°
68°
27
Hist. Avg.
91°
68°
28
Hist. Avg.
91°
68°
29
Hist. Avg.
91°
68°
30
Hist. Avg.
91°
68°
1
Hist. Avg.
91°
68°
2
Hist. Avg.
91°
68°
3
Hist. Avg.
91°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in La Vega
La Vega's September 2026 forecast shows daily high temperatures ranging from 82° to 84°, with overnight lows between 67° and 70°. The average high for September is 83° with an average low of 68°. 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 Vega. See also: October | November | December.