Weather in Aruba in September 2025
Average weather
Average temperature in Aruba in September
The temperature in September is +84°F on average, with a range between a maximum of +86°F during the day and a minimum of +81°F at night.
The average maximum temperature goes up 33% by the end of the month, compared with the beginning of the month, from +84°F to +86°F.
Is Aruba warm or cold in September?
Aruba is typically warm in September.
Maximum temperatures go up compared to the previous month from +82°F to +82°F. The minimum temperature also goes up from +81°F to +81°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is one of the warmest months in Aruba, here is the comparison with other months:
Water temperature in Aruba in September
Water in Aruba in September is Very warm. It varies from +82°F to +86°F, with an average of +84°F. Note that the air temperature is lower than the water temperature, averaging around +82°F.
The water temperature in September is one of the warmest of the entire year:
Can you swim in Aruba in September?
Climate in Aruba in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +82°F | +82°F | +82°F | ||||
| Min. temperature | ||||||
| +77°F | +77°F | +75°F | ||||
| Max. temperature | ||||||
| +95°F | +95°F | +91°F | ||||
| Rainfall | ||||||
| 31 mm | 63 mm | 116 mm | ||||
| Wind | ||||||
| 7 m/s | 6 m/s | 5 m/s | ||||
| Avg. water temperature | ||||||
| +83°F | +84°F | +85°F | ||||
| Humidity | ||||||
| 78% | 78% | 79% | ||||
| Air pressure | ||||||
| 1010 HPa | 1009 HPa | 1009 HPa | ||||
| Sunny days | ||||||
| 5 | 4 | 2 | ||||
| Cloudy days | ||||||
| 9 | 8 | 4 | ||||
| Rainy days | ||||||
| 14 | 13 | 17 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September typically has worse weather conditions compared to August. The temperature levels stay the same in the area of +82°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 31 mm to 63 mm. Humidity levels don’t change as the month goes on, averaging around 78%. Winds are calmer in comparison to August, going down from 7 m/s to 6 m/s on average. The days becoming less sunny, going from 5 sunny days in August to 4 in September.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 7 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Aruba is gradually decreasing during September, going from 8 m/s to 6 m/s over the course of the month.
How was the weather last September in Aruba?
Climate Change Over the Years
The climate in Aruba in September has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+80°F) and the highest in 2012 (+85°F). The driest year was 2015 with only 215 mm of rainfall, and the wettest year was 2010 with 1197 mm.
FAQ
Is September a good time to visit Aruba?
Can you sunbathe in Aruba in September?
Can you swim in Aruba in September?
Is Aruba rainy in September?
Is it sunny in Aruba in September?
Monthly weather in Aruba
Source of the data
For this page, we’ve looked at the typical weather in Aruba, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.