Oranjestad Weather in September
In Oranjestad, September brings high daytime temperatures around 30°C (86°F), with nights cooling to 27°C (81°F). Expect quite a bit of rainfall this month.
Rainfall in Oranjestad in September
Looking at the last 30 years, the data shows about 7 days with rain, averaging 74 mm (2.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Oranjestad in September
Daytime highs in Oranjestad in September reach 30°C (86°F), with nights around 27°C (81°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Wind Speed in Oranjestad in September
September has wind speeds averaging 7 m/s (14 knots). You can expect generally windy conditions with strong breezes affecting daily routines on typical days. As an average, some days have moderate strong winds while others feature more intense gusts that make walking and movement challenging.
Average water temperature in September
The water is 28°C (82°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.If you prefer dry days with pleasant temperatures, January, February, March, April, May, June, July, August and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Aruba, check out our Oranjestad's climate page.
Oranjestad Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Water Temperature
28°C (82°F) *
Chance of Rain
23%
Precipitation
74 mm (2.9 in)
Rainy days
7 days
Humidity
78% *
Windspeed
7 m/s (14 knots) *
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Oranjestad typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in September
Historical weather for Oranjestad in September
Browse day-by-day weather records for Oranjestad spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Oranjestad historical weather extremes in September
According to our 30 years of weather records for Oranjestad, the following extremes were recorded between 1995 and 2025.
- Oranjestad recorded its highest September temperature of 36°C (97°F) on September 17, 2005.
- Oranjestad experienced its chilliest September day on September 30, 2016, reaching only 28°C (82°F).
- Nighttime temperatures dropped to 21°C (70°F) on September 18, 2020, marking the coldest September night on record.
Best Places in Aruba in September
Find out more about the weather in Aruba and which places have the best travel conditions in this month. See all of Aruba in September →
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What to Wear in Oranjestad in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear.What To Do in Oranjestad in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Aruba, check out our Oranjestad's climate page.
Temperature Rainfall Humidity Wind Speed Water Temp
See the full Oranjestad climate overview or explore weather in Aruba.
