Last updated: August 21, 2025
In September, Labuan Bajo, Indonesia, experiences a delightful blend of warm temperatures and moderate humidity. With maximum highs reaching 31°C (89°F) and an average of 26°C (79°F), the weather remains pleasantly inviting for outdoor activities. The nights cool down to a minimum of 19°C (67°F), offering a comfortable respite. While the month brings about 70 mm (2.7 in) of rainfall over approximately 10 days, this shouldn't deter exploration, as the vibrant tropical landscape flourishes. With humidity levels averaging 68%, visitors can enjoy the breathtaking scenery and rich culture in this stunning destination.
In September, Labuan Bajo experiences a pleasant tropical climate, with temperatures reflecting the region's warm nature. The minimum temperature hovers around 19°C (67°F), providing a comfortable start to the days, while the average temperature stays around 26°C (79°F), perfect for outdoor explorations. As the days progress, the maximum can rise to 31°C (89°F), ensuring a sunny and inviting atmosphere. This month marks a subtle shift from the cooler July and August, where temperatures dipped slightly, leading to a delightful blend of warmth without the extremes, ideal for discovering the stunning landscapes and vibrant marine life that Labuan Bajo is famous for. Overall, September is a fantastic time to visit, offering a harmonious mix of warm days and mild evenings.
September marks the transition into a wetter season in Labuan Bajo, Indonesia, with precipitation amounting to 70 mm (2.7 in) over approximately 10 days. This increase follows the notably dry months of July and August, which saw minimal rainfall of just 20 mm (0.8 in) and 13 mm (0.5 in) respectively. As the region approaches the peak rainy season in November, September acts as a precursor, signaling a shift in weather patterns. The rainfall is still relatively low compared to the early months of the year, where averages often exceed 300 mm, but it sets the stage for the lush landscapes and vibrant ecosystems that define Labuan Bajo during the wetter months.
In September, Labuan Bajo, Indonesia, experiences a noticeable dip in humidity, reaching 68%—the lowest level of the year. This decline follows a gradual trend from the previous months, where humidity levels hovered around 70% and above during the peak of the tropical season. The transition from the more humid summer months of July and August, which recorded 75% and 71%, respectively, marks the onset of a drier period. As the region moves towards October, humidity remains stable at 68%, hinting at a comfortable climate for visitors. Overall, September serves as a pivotal month, bridging the lush, moist environment of the earlier months with a more temperate atmosphere that defines the later part of the year.
In September, Labuan Bajo continues to experience notably high UV exposure, with a UV Index of 15, categorizing it as extreme. This trend underscores the region's consistent vulnerability to intense sunlight throughout the year. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take appropriate precautions to protect their skin. Following the pattern observed from earlier months, including a peak in February and March with a UV Index of 16, September remains a key month for sun safety in this beautiful Indonesian destination. For more insights on UV levels throughout the year, check out the detailed information available at Labuan Bajo UV Index.
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In September, Labuan Bajo enjoys a delightful 305 hours of sunshine, providing a perfect backdrop for outdoor adventures and breathtaking sunsets. As the dry season peaks, the sun casts its warm glow, making this coastal paradise a haven for tourists. The trend shows a consistent upward trajectory from January's 215 hours, steadily climbing before peaking in October with an impressive 317 hours. This gradual increase not only highlights the allure of the region as summer wanes but also invites exploration of its stunning landscapes and vibrant marine life. The abundant sunlight in September creates an irresistible charm, making it an ideal time to bask in the beauty of this Indonesian gem.
As summer transitions into autumn, **September in Labuan Bajo, Indonesia, offers a moderate chance of sunny weather, with 37% of the days likely to be bathed in sunlight. This marks a noticeable dip from the peak sunny months of July and August, which boast chances of 59% and 53%, respectively. However, compared to the preceding months like March, with only 14%, and the wetter November, which drops to 16%, September still presents a relatively favorable opportunity for outdoor activities. As the region embraces the cusp of its dry season, September remains a charming time to visit, promising a sprinkle of sunshine amidst the melting warmth of early fall.
In Labuan Bajo, Indonesia, September marks a delightful return to 12 hours of daylight, reminiscent of the consistent brightness seen in the first half of the year. This transition signifies a shift from the lingering shorter days of the mid-year months—April through August—which offered just 11 hours of sunlight. As the year progresses, daylight duration stabilizes with the arrival of October and continues into the final months, ensuring ample opportunity for exploration and enjoyment of the stunning landscapes and vibrant marine life. Whether basking in the sun or embarking on adventures, visitors can revel in the abundant light that September presents.
As September rolls into Labuan Bajo, Indonesia, the average wind speed settles at a gentle 2.0 m/s (5 mph), mirroring the light breezes of the previous month. This consistent pattern showcases a tranquil transition as the dry season starts to fade, offering a serene atmosphere ideal for exploring the stunning landscapes. The wind speeds in the months leading up to September display a slight decline, peaking earlier in the year with occasional increases, such as a rebound expected in October. Overall, September's calm winds create a perfect backdrop for a relaxing getaway, inviting both adventurers and peace-seekers to bask in the natural beauty of this enchanting destination.
Weather in Labuan Bajo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Labuan Bajo, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September and January presents a notable contrast. In September, temperatures range from a minimum of 19°C (67°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F) and a humidity level of 68%. The month experiences moderate precipitation, totaling 70 mm (2.7 in) over 10 days. Conversely, January is warmer, with minimum temperatures of 24°C (75°F) and a maximum of 30°C (86°F), while maintaining the same average temperature of 26°C (79°F). However, January is significantly wetter, with precipitation reaching 356 mm (14.0 in) over 25 days and humidity peaking at 81%. For a detailed overview of the climate, you can check Labuan Bajo weather in January.
In comparing the weather of September and February, we find notable differences in temperature and precipitation. September typically features a minimum temperature of 19°C (67°F) and an average temperature of 26°C (79°F), with maximums reaching up to 31°C (89°F). During this month, the region experiences about 70 mm (2.7 in) of precipitation over approximately 10 days, coupled with a moderate humidity of 68%.
In contrast, February brings warmer temperatures with a minimum of 23°C (73°F) and a similar average of 26°C (78°F), but slightly lower maximums at 30°C (87°F). However, February is significantly wetter, averaging 366 mm (14.4 in) over about 26 days, contributing to a higher humidity level of 86%. This stark increase in precipitation and humidity can create a much more tropical and lush environment. For a detailed look at February weather patterns, you can refer to Labuan Bajo weather in February.
When comparing the weather in September and March, it’s evident that both months experience similar average temperatures, hovering around 26°C (79°F). However, September features warmer days with maximum temperatures reaching up to 31°C (89°F), while March is slightly cooler at a maximum of 30°C (87°F). In terms of precipitation, September has a moderate 70 mm (2.7 in) over about 10 days, whereas March sees a substantial increase with 341 mm (13.4 in) spread across 29 days, resulting in much higher humidity levels of 86%. For more detailed information about March weather in Labuan Bajo, you can visit Labuan Bajo weather in March.
When comparing the weather in September and April, both months exhibit similar average temperatures, hovering around 26°C (79°F). However, September tends to be slightly cooler at night with a minimum temperature of 19°C (67°F), compared to April's warmer minimum of 22°C (72°F).
One of the most striking differences is the level of precipitation; September receives about 70 mm (2.7 in) over 10 days, while April is significantly wetter, with 229 mm (9.0 in) across 20 days. This results in higher humidity levels in April at 83%, compared to September's 68%. For more detailed information on April weather, you can refer to Labuan Bajo weather in April.
When comparing the weather in September and May, both months boast similar average temperatures, hovering around 26°C (79°F). However, September tends to have slightly lower minimum temperatures of 19°C (67°F) compared to May's milder 22°C (71°F). Precipitation levels are also notable, with May experiencing more rain at 90 mm (3.6 in) over 11 days, while September sees 70 mm (2.7 in) across 10 days. Additionally, humidity levels are higher in May at 83%, compared to September's 68%. For a more detailed look at the weather in May, you can visit Labuan Bajo weather in May.
In comparing the weather of September and June, September showcases slightly warmer conditions with average temperatures peaking at 26°C (79°F) and reaching a maximum of 31°C (89°F). In contrast, June's temperatures remain quite similar with an average of 26°C (78°F) and a max of 30°C (87°F). However, June experiences higher humidity at 80% compared to September's 68%. Additionally, September tends to be wetter, with 70 mm (2.7 in) of precipitation over about 10 days, while June receives only 52 mm (2.1 in) of rain over 6 days. For more details, you can check Labuan Bajo weather in June.
In comparing the weather of September and July, we observe some key differences. September features slightly warmer average temperatures, sitting at 26°C (79°F) compared to July's 25°C (78°F), while both months share the same maximum temperature of 31°C (89°F). Notably, September experiences significantly more rainfall, with 70 mm (2.7 in) over 10 days, in stark contrast to July's 20 mm (0.8 in) across just 2 days. Additionally, humidity levels are a bit higher in July at 75%, compared to 68% in September. For a more detailed look at July weather, you can visit Labuan Bajo weather in July.
In comparing the weather of September and August, September experiences slightly warmer temperatures overall, with a minimum of 19°C (67°F) and an average of 26°C (79°F), while August boasts a minimum of 20°C (67°F) and an average of 25°C (78°F). Both months reach a similar maximum of 31°C (89°F) in September and 31°C (88°F) in August. However, September is notably wetter, receiving 70 mm (2.7 in) of precipitation over 10 days, compared to August's mere 13 mm (0.5 in) over just 2 days. Humidity levels are also slightly lower in September at 68%, compared to 71% in August. For a more detailed look at August weather, you can check the link: Labuan Bajo weather in August.
As September transitions into October, the weather remains relatively stable in terms of temperature, with average highs around 31°C (88°F) and lows slightly increasing from 19°C (67°F) in September to 21°C (70°F) in October. However, October experiences a notable uptick in precipitation, with 129 mm (5.1 in) of rain spread over 13 days compared to 70 mm (2.7 in) over 10 days in September. Humidity levels maintain a consistent 68% in both months, but the increased rainfall in October suggests more frequent wet weather. For a more detailed look at the climate, check out Labuan Bajo weather in October.
In comparing the weather of September and November, September exhibits a milder climate with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 31°C (89°F), alongside a total precipitation of 70 mm (2.7 in) spread over 10 days. In contrast, November experiences slightly higher minimum temperatures at 23°C (74°F) while maintaining an average of 26°C (80°F) and a maximum of 31°C (87°F). However, November is significantly wetter, with total precipitation reaching 321 mm (12.6 in) over 25 days. The humidity also remains comparable, with September at 68% and November slightly higher at 71%. For a more detailed overview of the climate, check out Labuan Bajo weather in November.
When comparing the weather between September and December, it’s evident that while both months share similar average temperatures, December is notably wetter. September boasts a minimum temperature of 19°C (67°F) and experiences less rainfall, with approximately 70 mm (2.7 in) over about 10 days, resulting in 68% humidity. In contrast, December has a minimum temperature of 24°C (75°F) and sees significantly higher precipitation, totaling 343 mm (13.5 in) spread over 29 days, leading to an increase in humidity to 76%. For more details on conditions during this time, you can check Labuan Bajo weather in December.
In September, Labuan Bajo experiences a delightful transition in weather that sets it apart from the peak dry months. With temperatures averaging a comfortable 26°C (79°F), visitors can enjoy mild days complemented by the enchanting tropical ambience. Although there are 10 days of rain, the overall precipitation of 70 mm (2.7 in) is significantly less than in the wet season, creating a pleasant atmosphere for exploration. The 68% humidity adds a touch of tropical warmth, but it remains manageable for outdoor activities. This intriguing blend of warm temperatures and occasional showers makes September an optimal time for those seeking to experience the unique charm of this island destination. For more detailed insights, visit Labuan Bajo Climate.