Weather in Aruba in September
Country-wide climate normals across 10 cities in Aruba.
How Hot Is Aruba in September?
Aruba bakes evenly in September — highs around 30°C are typical from Sint Anna all the way to Sint Anna, with very little regional variation. Lows sit around 28°C even overnight, and the country's small geographic footprint means there are no significant climate pockets. Expect uniform heat day and night.
Sunshine in Aruba in September
Dark, overcast days dominate Aruba in September — Oranjestad sees just 2.5h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Aruba In September?
Aruba sees moderate rainfall in September — Oranjestad averages 55mm across 10 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's September weather mixes sunny stretches with regular shower spells.
Is Aruba Humid In September?
Heavy oppressive humidity covers Aruba in September: 81% on average in Oranjestad, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In Aruba In September
Breezy conditions cover Aruba's September: Oranjestad sits at 32 kph on average, with the country as a whole feeling windy through the day. Afternoon winds pick up across most cities, and coastal regions often run significantly higher.
Cloud Cover In Aruba In September
Cloudy skies dominate Aruba in September — 68% cover in Oranjestad, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.