Aruba (Oranjestad) in September
In September, Aruba (Oranjestad) averages 31°C (88°F) during the day and 27°C (81°F) at night, with frequent rain — about 20 days of the month see precipitation (44 mm total).
Off-peakConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
It's peak hurricane season in Aruba (Oranjestad) during September. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
How September compares to the rest of the year in Aruba (Oranjestad)
September is one of the warmest months in Aruba (Oranjestad) (1st of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 2°C above the annual average (29°C). September runs 1°C warmer than August (30°C) and cools 1°C in October (30°C).
September sunrise & sunset in Aruba (Oranjestad)
Times shown for Aruba (Oranjestad) local time (America/Aruba), calculated for the 15th of September. They shift by a few minutes day to day across the month.
Photography light in Aruba (Oranjestad) — September
Golden-hour and blue-hour windows for the 15th of September, in Aruba (Oranjestad)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Aruba (Oranjestad) in September
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Off-peak) and Aruba (Oranjestad)'s popularity.
Crowds & pricing — September in Aruba (Oranjestad)
This is off-peak for Aruba (Oranjestad) — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.
Why this tier: peak hazard season (1 active)
Sun & mosquito risk — September in Aruba (Oranjestad)
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Aruba (Oranjestad) — September
Across the year Aruba (Oranjestad)'s sea swings from 26.3°C (February) to 30.2°C (October) — September sits at 29.4°C.
Aruba (Oranjestad) in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 25°C / 77°F | 32 mm | 22 | — |
| February | 28°C / 82°F | 25°C / 77°F | 26 mm | 19 | — |
| March | 28°C / 83°F | 25°C / 77°F | 26 mm | 20 | — |
| April | 29°C / 84°F | 26°C / 78°F | 15 mm | 16 | — |
| May | 30°C / 85°F | 26°C / 79°F | 16 mm | 16 | — |
| June | 30°C / 85°F | 26°C / 80°F | 24 mm | 18 | — |
| July | 30°C / 85°F | 27°C / 80°F | 31 mm | 22 | — |
| August | 30°C / 87°F | 27°C / 80°F | 30 mm | 20 | — |
| September | 31°C / 88°F | 27°C / 81°F | 44 mm | 20 | — |
| October | 30°C / 86°F | 27°C / 80°F | 67 mm | 26 | — |
| November | 29°C / 84°F | 26°C / 79°F | 109 mm | 28 | — |
| December | 29°C / 83°F | 26°C / 78°F | 54 mm | 24 | — |
Other cities with similar September weather
🌍 See the full ranked list of climate twins for Aruba (Oranjestad) in September →
Frequently asked questions
How hot is Aruba (Oranjestad) in September?
In September, Aruba (Oranjestad) averages a high of 31°C (88°F) and a low of 27°C (81°F) — generally hot.
Does it rain a lot in Aruba (Oranjestad) in September?
September is quite rainy in Aruba (Oranjestad), with about 20 rainy days on average.
Is September a good time to visit Aruba (Oranjestad)?
September is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Aruba (Oranjestad) in September?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full September packing list for Aruba (Oranjestad) for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.