In this article we will discuss whether or not it is a good idea to visit Aruba in September. Because September is part of the slow season, you can expect smaller crowds (and possibly reduced prices). The weather is generally warm and sunny with comfortable nights, but humidity can be a problem during the day. Quickly, here are some of the most important pros and cons to visiting Aruba in September:
- Warm Weather – September is warm and sunny in Aruba. September (along with August) are the warmest months in Aruba as far as average high temperatures go. The average high temperature in Aruba in September is 90 degrees Fahrenheit (32c). September can also be quite humid during the day, and is one of the most humid months in Aruba (the nights are very pleasant). Click here to jump ahead on the page to read more about Aruba’s September humidity levels.
- Wind – Aruba is windy year-round, but September isn’t quite as windy as the summer months. The average wind speed in September is 14 mph. This may disrupt certain outdoor activities, but many people also find the wind to be a blessing and help provide relief on hot, muggy days. The wind also brings a cool breeze at night. Click here to jump ahead on the page to read more about Aruba’s wind in September.
- Rain – September is the unofficial start of the rainy season in Aruba. But before you cancel those plans, it’s important to understand that Aruba gets very little rain compared to other Caribbean islands. The average rainfall total for September in Aruba is 1.97 inches and, on average, only 5 days in September get rain. Therefore, rain will most likely not disrupt your vacation. Click here to jump ahead on the page to read more about the risk of rain in Aruba during September.
- Cost and Crowds – September is not part of peak season in Aruba (which is December through April), and usually is one of the slower months in Aruba. Late September can be particularly slow after school starts and vacation travel declines. This may help you avoid peak travel prices. Click here to jump ahead on the page to read more about costs and crowds.
- Daylight Hours – September in Aruba provides 12.2 daylight hours on average. This ranks September in the top half of Aruban months regarding daylight hours. This will give you more time to explore the island. Click here to jump ahead on the page to read more about the daylight hours in Aruba.
- Hurricane Season – Yes, September is part of the Atlantic hurricane season. Obviously, that is something to consider. The one piece of good news is that because Aruba is positioned so far south in the Caribbean, they very rarely get hit by hurricanes (but it is not impossible). Click here to jump ahead on the page to read more about hurricanes during September in Aruba.
- Sea Temperature – The sea temperatures are warm in September, which allows you to comfortably enjoy the ocean and beaches. The average water temperature in Aruba in September is 84 degrees Fahrenheit, which falls into what most people consider a comfortable range (based on Oranjestad, Aruba). Click here to jump ahead on the page to read more about sea temperature during September in Aruba.
Overall, September is a good month to visit Aruba. Even though there is a bit more rain than the spring and summer months, the weather is usually warm and sunny. September is a good time to avoid crowds once school starts back up and vacation travel declines. Because of this, prices can be cheaper this time of year.
Still, there are things to consider in September. You will want to be mindful of UV exposure, humidity, and periods of extreme wind.
In this article let’s dive into the data to get a better idea how Aruba in September stacks up compared to other months so you can decide whether or not a September trip makes sense for you.
Table of Contents
Is the Weather in Aruba Nice in September?
The weather in Aruba in September is usually warm and sunny, but September is the start of the rainy season, so there is a small uptick in rain compared to the summer months. But before you cancel those plans, it’s important to understand that Aruba is relatively dry year-round, even in the rainy season. The total rainfall average for the month is 1.97 inches.
Daytime temperatures typically range from the low 80s to the low 90s Fahrenheit (27 to 34 degrees Celsius). September is one of the hottest months, and can also be quite humid during the day. However, the trade winds help provide relief and bring in a cool breeze at night.
September is part of the Atlantic hurricane season, and although Aruba gets hit by very few hurricanes, you will want to remain weather aware before and during your trip. To read more about other months, visit our article about the best month for weather in Aruba.
Is Aruba Sunny in September?
Yes, Aruba is sunny in September, however, there are several months that get more sun.
September in Aruba is the start of the rainy season. But before you cancel those plans, it’s important to understand that even the “rainy” season in Aruba doesn’t get a lot of rain (more on rain in a little bit).
You can safely expect most days in Aruba in September to be warm and sunny. September averages 12.2 hours of daylight in Aruba, which ranks 6th compared to the averages of other months. The sun usually sets between 6-7pm in Aruba, which is earlier than some other beach getaways.
Expect Aruba to be sunny in September, but not quite as sunny as the summer months.
Aruba Average Daylight by Month
| Month | Avg Daylight Hours |
| January | 11.5 |
| February | 11.7 |
| March | 12.1 |
| April | 12.4 |
| May | 12.7 |
| June | 12.9 |
| July | 12.8 |
| August | 12.5 |
| September | 12.2 |
| October | 11.8 |
| November | 11.5 |
| December | 11.4 |
SOURCE: Weather Spark
Is Aruba Hot and Humid in September?
Yes, Aruba is hot and humid in September.
In Aruba, the average high temperature during the month of September reaches 90°F (32°C), making it one of the hottest months along with August. It’s important to note that the temperature in Aruba remains consistent throughout the year, with little variation. For instance, the average high temperature in January, considered the “coolest” month, is 85°F.
September is also very humid in Aruba during the day. The humidity can be a problem in Aruba as it can in many Caribbean islands. The muggiest months in Aruba are May through early December (source), with August and September usually being the worst.
Despite being one of the warmest months, the presence of strong trade winds in Aruba provides a refreshing relief from the hot and humid weather, making the overall experience more pleasant. Moreover, the nights in September in Aruba are very comfortable and enjoyable.
Aruba Average Temperature by Month
| Month | Avg High Temp |
| January | 85°F (29°C) |
| February | 86°F (30°C) |
| March | 87°F (31°C) |
| April | 88°F (31°C) |
| May | 89°F (32°C) |
| June | 89°F (32°C) |
| July | 89°F (32°C) |
| August | 90°F (32°C) |
| September | 90°F (32°C) |
| October | 89°F (31°C) |
| November | 88°F (31°C) |
| December | 86°F (30°C) |
SOURCE: Weather Spark
Is Aruba Rainy in September?
Aruba does not get a lot of rain in September.
On average, Aruba has 5 days of rain in September (source), so most of the month is free of rain. Aruba is dry much of the year, and even though September has very little rain (total of 1.97 inches for the month on average), there are actually six months in Aruba that get even less rain.
Out of roughly 700 islands in the Caribbean, Aruba consistently ranks as having the least amount of rainfall (Aruba averages approximately 15 inches for the entire year).
But September is the unofficial start of Aruba’s “rainy” season. And although rainfall totals likely won’t be extreme, there are many months on the island that receive even less rain.
If you want to take precaution against unexpected rain, the eastern and southern part of the island usually receives less rainfall than the northern and western parts. The capital city of Oranjestad and the popular tourist areas of Palm Beach and Eagle Beach are located on the southern and eastern parts of the island and typically receive the least amount of rainfall.
The northern and western parts of the island, such as the Arikok National Park and the towns of San Nicolas and Savaneta, receive slightly more rainfall. However, as we discussed above, compared to other Caribbean islands, the overall rainfall in Aruba is low and does not greatly affect tourist activities.
During rainy season, it is probably best to bring a jacket to Aruba.
Aruba Average Rainfall by Month
| Month | Avg Rain (Inches) |
| January | 2.36 |
| February | 1.57 |
| March | 0.39 |
| April | 0.39 |
| May | 0.79 |
| June | 0.39 |
| July | 0.79 |
| August | 0.39 |
| September | 1.97 |
| October | 3.15 |
| November | 3.54 |
| December | 3.15 |
SOURCE: Holiday Weather
Is UV Bad in Aruba in September?
Yes, the UV is extreme in September in Aruba. You will need to wear proper sun protection.
The average UV index in September in Aruba is 13.2. Though this is extreme, there are even worse months in Aruba for UV exposure.
Aruba, located near the equator, experiences high levels of ultraviolet (UV) radiation throughout the year. The UV index, a measure of the intensity of UV radiation, is usually high in Aruba and calls for the use of sun protection at all times.
However, the UV index can vary slightly by season, with the highest levels typically observed from February to October. At these times, the UV index can reach extremely high values, ranging from 11 or above, indicating that sunburn can occur within a matter of minutes.
Even during the winter months of December to February, when the UV index is comparatively lower, it is still advisable to use sun protection. It is always advisable to check the local UV index forecast before engaging in outdoor activities during your trip to Aruba to ensure maximum protection against the sun’s harmful rays.
Average UV Strength by Month
| Month | Avg UV Index |
| January | 10.2 |
| February | 12.1 |
| March | 14.1 |
| April | 14.5 |
| May | 13.7 |
| June | 12.9 |
| July | 12.9 |
| August | 13.3 |
| September | 13.2 |
| October | 11.9 |
| November | 10.2 |
| December | 9.5 |
SOURCE: Beach Weather
Is Aruba Windy in September?
Aruba is windy most of the year. And even though the wind will still be noticeable, September is one of the least windiest months of the year in Aruba. The average wind speed is 14 mph for September. Only October, November, and December have less wind on average in Aruba.
September through December is the best time to visit Aruba if you don’t like wind. Still, don’t expect calm days. Trade winds can make it very windy in certain areas of the island, especially on the north and northwest coasts.
The winds in Aruba can sometimes make enjoying outdoor activities a bit challenging, but don’t worry, there are ways to still have a great time. Keep in mind that these winds also help keep the island’s climate nice and pleasant all year round, and help carry in a cool breeze after sunset.
Aruba Average Wind Speed by Month
| Month | Avg Wind Speed (mph) |
| January | 15 |
| February | 16 |
| March | 17 |
| April | 16 |
| May | 16 |
| June | 18 |
| July | 17 |
| August | 16 |
| September | 14 |
| October | 11 |
| November | 11 |
| December | 13 |
SOURCE: Beach Weather
Can Hurricanes Strike Aruba in September?
Yes, September is part of the Atlantic hurricane season.
The Atlantic hurricane season runs from June 1st to November 30th, with the peak of the season being in September and October (source). Therefore, your September vacation will fall inside the peak months of the Atlantic hurricane-season window.
That said, it is important to understand that Aruba is located on the southern edge of what is considered to be the hurricane belt (some people even consider Aruba to be outside the hurricane belt). Because of this, Aruba gets hit by very few hurricanes compared to other Caribbean islands.
Even when Aruba does get hit by a hurricane, it is usually just clipped by the edge of the hurricane, which bring strong winds and rain, but less severe damage. Still, the risk does exist that Aruba could be hit by a hurricane, so stay weather aware on your September trip.
How Warm is the Water in Aruba in September?
The average sea temperature in Aruba in September is 84 degrees Fahrenheit (based off of Oranjestad, Aruba). Typically, sea temperatures between 78-86°F (25-30°C) are considered comfortable for most people, so September falls inside that range.
The sea temperature in Aruba is warm year-round. September ranks as the 2nd warmest month for average sea temperature.
This sea temperature is perfect for snorkeling and enjoying the ocean on Aruba’s beaches. The warmest sea temperatures in Aruba occur in the late Fall months.
Aruba Average Water Temperature by Month
| Month | Degrees (F) |
| January | 80.4 |
| February | 79 |
| March | 79.2 |
| April | 80.1 |
| May | 81.7 |
| June | 82.2 |
| July | 81.3 |
| August | 82.6 |
| September | 84 |
| October | 84.6 |
| November | 83.5 |
| December | 81.1 |
SOURCE: SeaTemperature.org
Aruba September Crowds & Cost
Is Aruba Crowded in September?
September is the start of slow season in Aruba, so the island is not as crowded as other months.
The busiest months to visit Aruba are typically December through April, which is considered to be the island’s peak tourist season. This is when the weather is generally warm and dry, and many visitors flock to the island to escape the colder temperatures in other parts of the world.
However, there is one exception to consider: The US Labor Day holiday (which is the first Monday in September) can sometimes attract an increase in crowds at the very beginning of the month.
Overall, it is safe to assume that September will be less crowded than most other months in Aruba. If you are looking for quieter beaches and reduced prices, this is the time of year to visit Aruba.
| December – April | More Crowds |
| May-July | Moderate Crowds |
| August – November | Less Crowds |
Aruba’s tourism did take a bit of a hit during the pandemic, but has seen a predictable bounce back. Aruba’s tourism had a growth of 119 percent in the first year after the pandemic (source). However, the most recent tourism numbers have still not recovered to where they were pre-pandemic.
Is Aruba Expensive to Visit in September?
September is usually one of the cheaper months to visit Aruba due to the fact that it is part of the off season in Aruba. However, even off-season prices can be a bit higher for Aruba than other Caribbean islands.
To explore resort options, visit our article that explains the different types of hotels in Aruba.
September Attractions in Aruba
Here are some places to visit in Aruba in September:
- Eagle Beach: Known for its wide stretch of white sandy beaches and clear blue waters, Eagle Beach is one of the most popular spots on the island for swimming, sunbathing, and water sports. Snorkeling in September is a great idea because water temperature is ideal and seas are usually calm.
- Arikok National Park: A protected area that covers about 20% of the island, Arikok National Park features rugged landscapes, cacti, and wildlife, as well as several hiking trails and viewpoints. September weather is perfect for exploring this park.
- Palm Beach: A popular stretch of white sand beach located on the northwest coast of Aruba. It’s known for its crystal-clear waters, lively atmosphere, and a variety of restaurants, bars, and shops. However, the beach will be a little bit quieter during the offseason in September.
- Butterfly farm: A popular attraction for visitors of all ages, the butterfly farm is home to hundreds of live butterflies from around the world. This farm is located right next to popular Palm Beach.
- De Palm Island: A man-made island that features a variety of activities and attractions, such as water sports, snorkeling, a swim-up bar, and a beach club. September is a great time to visit De Palm Island as the weather is warm and sunny.
- Natural Pool: Also known as “Conchi,” the Natural Pool is a unique natural swimming hole surrounded by rocks and formed by centuries of ocean currents. It’s a popular spot for swimming, snorkeling, and relaxing in the sun, especially in September when weather conditions are ideal.
What events are unique to September in Aruba?
Interpaso Aruba
Interpaso Aruba is an equestrian event that showcases the skills of Paso Fino horses from throughout Latin America and the Caribbean. These horses are known for their smooth, graceful gait and are highly prized for their beauty, athleticism, and versatility.
Whether you’re a seasoned horse enthusiast or a newcomer to the world of equestrian sports, Interpaso Aruba is an exciting and unforgettable experience that provides a unique glimpse into the rich cultural heritage of these beautiful horses (source).
International Tourism Day
Tourism Day is an annual observance designated by the United Nations World Tourism Organization to raise awareness about the importance of tourism and its impact on the world economy, culture, and environment. It is typically celebrated on September 27th each year.
In Aruba, International Tourism Day is likely to be marked with events, promotions, and activities aimed at promoting the island’s tourism industry and celebrating its status as a premier tourist destination. These activities may include special tours, local festivals, and cultural events, as well as promotions and discounts at local hotels, restaurants, and other attractions.
The goal of International Tourism Day in Aruba is to encourage more people to visit the island, learn about its culture and heritage, and experience its many natural wonders and attractions.
Should You Visit Aruba in September?
September is a good time to visit Aruba because the weather is warm and sunny, and even though September is the start of rainy season, there is still very little rain compared to other Caribbean islands. On average, the entire month gets 1.97 inches of rain, which greatly reduces the chances that rain disrupts your trip.
But the weather isn’t always perfect. September is one of the most humid months in Aruba. The wind is also strong in September, but this wind helps bring relief during the hot days, and also brings in a nice sea-breeze at night. You will also want to be mindful of UV exposure in September, which can be extreme.
September is also part of the Atlantic hurricane season, and although Aruba very rarely gets hits by hurricanes, the risk does exist.
The good news regarding crowds is September is the start of the slow season in Aruba, which means beaches will be quieter and prices will be low.
Overall, September provides warm and clear weather for you to explore Aruba without the stress of large crowds.