S
M
T
W
T
F
S
30
83°
80°
31
82°
80°
1
82°
81°
2
83°
81°
3
82°
82°
4
83°
80°
5
82°
80°
6
82°
81°
7
83°
80°
8
82°
81°
9
84°
82°
10
83°
81°
11
82°
81°
12
83°
82°
13
83°
81°
14
84°
82°
15
84°
82°
16
83°
81°
17
Hist. Avg.
89°
80°
18
Hist. Avg.
89°
80°
19
Hist. Avg.
89°
80°
20
Hist. Avg.
89°
80°
21
Hist. Avg.
89°
80°
22
Hist. Avg.
89°
80°
23
Hist. Avg.
89°
80°
24
Hist. Avg.
89°
80°
25
Hist. Avg.
89°
80°
26
Hist. Avg.
89°
80°
27
Hist. Avg.
89°
80°
28
Hist. Avg.
89°
80°
29
Hist. Avg.
89°
80°
30
Hist. Avg.
89°
80°
1
Hist. Avg.
89°
80°
2
Hist. Avg.
89°
80°
3
Hist. Avg.
89°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Oranjestad
Oranjestad's September 2026 forecast shows daily high temperatures ranging from 82° to 84°, with overnight lows between 80° and 82°. The average high for September is 83° with an average low of 81°. 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 Oranjestad. See also: October | November | December.
