Last updated: August 21, 2025
September in Denpasar, Indonesia offers a delightful climate that balances warmth and moisture, making it an ideal time to experience the beauty of this vibrant city. The maximum temperature hovers around 28°C (82°F), while the average temperature stays comfortably at 26°C (79°F), ensuring pleasant days for exploration. With a minimum temperature of 24°C (75°F), evenings remain warm and inviting. However, travelers should be prepared for the frequent rain showers, with 49 mm (1.9 in) of precipitation spread over 17 days, resulting in a humidity level of 71% that adds to the tropical atmosphere. Embrace the lush surroundings and rich culture while enjoying the refreshing rains that define the month!
In September, temperatures in Denpasar, Indonesia, begin to show a slight increase as the island transitions from the cooler months of July and August. With minimums around 24°C (75°F), average temperatures climb to about 26°C (79°F), and daily highs reach up to 28°C (82°F). This marks a return to warmer conditions, reminiscent of the earlier months of the year, where steady temperatures hover in the mid-20s. Overall, September offers a delightful mix of warm days and cooler nights, making it an ideal time for outdoor activities while enjoying the beautiful Balinese landscape.
In September, Denpasar experiences a notable shift in its precipitation patterns, with 49 mm (1.9 in) of rainfall recorded over 17 days. This marks a significant decrease compared to the heavier rains of the preceding months, making September a relatively drier period. Following the peak months of January and February, where rainfall often surpasses 260 mm and can last for over 23 days, September serves as a gentle transition toward the more humid and wetter months of November and December. As the landscape begins to dry, it becomes an ideal time for visitors to enjoy outdoor activities while still appreciating the lush beauty that Bali has to offer.
As the seasons shift in Denpasar, Indonesia, September marks a notable dip in humidity levels, averaging 71%. This reduction continues the trend established in the preceding months, where humidity gradually decreased from 78% in January to 72% in August. The more comfortable, lower humidity levels of September not only signal the approaching dry season but also provide a reprieve from the often oppressive tropical climate earlier in the year. Following September, humidity further declines into October and November, reaching a refreshing 69%, making this period particularly inviting for both locals and visitors alike.
In September, Denpasar, Indonesia, experiences a UV Index of 15, categorizing it as extreme and echoing the intensity felt throughout much of the earlier part of the year. This trend of high UV levels remains consistent, as seen in the preceding months, where the UV Index has predominantly hovered around this extreme threshold. With an urgent burn time of just 10 minutes, it's essential for residents and visitors to prioritize sun protection during this month. As the year winds down, similar UV indices persist, reaffirming the necessity for vigilance against overexposure. To keep yourself informed and safe, check out the detailed insights at Denpasar UV Index.
UV Risk Categories
In September, Denpasar basks in an impressive 304 hours of sunshine, continuing a remarkable trend that defines the months leading up to the year's end. As the dry season progresses, the city experiences a peak in sunlit hours, with August leading the way at 311 hours. This stretch of vibrant sunlight showcases the area's delightful tropical climate, making it a perfect time for outdoor adventures and beachfront relaxation. Following September, October rises even higher with 319 hours, inviting locals and travelers alike to revel in the warmth. Overall, the sun has graced Denpasar with an abundance of bright days, particularly in the latter half of the year, creating an ideal atmosphere for exploration and enjoyment.
In September, Denpasar experiences a 37% chance of sunny weather, marking a notable shift from the previous months of June, July, and August, which boasted higher probabilities around 48-52%. As the dry season begins to transition into its latter stages, sunlight becomes less certain, with the likelihood of clear skies dropping significantly compared to the sunnier months around April and May. This dip in sunshine hints at the approaching wet season, evidenced by a further decline in October to 29%. Thus, while September still offers a fair shot at sunny days, the trend is clear: the sun begins to retreat as the year progresses in Denpasar.
As the sun climbs higher in the sky, September marks a notable shift in daylight duration for Denpasar, Indonesia, returning to a generous 12 hours of sunlight. This rejuvenating balance follows several months of shorter days, from April to August, where daylight dipped to 11 hours. The trend throughout the year reveals a pattern of consistent daylight, with January through March embracing a steady 12 hours before the gradual decline. However, with September's arrival, the sunlight extends back to its zenith, setting the stage for vibrant days and the enchanting allure of Bali's landscapes as the region transitions into the latter part of the year.
As September unfolds in Denpasar, Indonesia, the coastal winds pick up a delightful rhythm, averaging 4.6 m/s (10 mph)—a slight yet invigorating breeze that carries the warmth of summer into the early days of fall. This month sees a transition from the peak winds of July and August, both clocking in at 5.1 m/s (11 mph), offering a refreshing contrast to the calmer winds of winter months ahead. Following a steady increase from the gentle 4.0 m/s (9 mph) in January to a peak this summer, September's winds invite locals and visitors alike to enjoy outdoor activities against a backdrop of golden sunsets and vibrant skies. As October approaches, however, the winds are expected to dial back to a softer 2.3 m/s (5 mph), signaling a gentle shift towards the quieter months of the year.
Weather in Denpasar varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Denpasar, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of September and January, we see a slight increase in temperatures during January, with minimums at 25°C (77°F) and averages at 27°C (81°F), compared to September's minimum of 24°C (75°F) and average of 26°C (79°F). However, January also experiences significantly higher precipitation, totaling 269 mm (10.6 in) over 23 days, compared to September's 49 mm (1.9 in) over 17 days. Additionally, January has a higher humidity level at 78%, while September sits at 71%. For more detailed insights, you can check Denpasar weather in January.
September and February exhibit distinct weather patterns in terms of temperature and precipitation. In September, the climate is warm with average temperatures ranging from a comfortable 24°C (75°F) to a maximum of 28°C (82°F), alongside moderate humidity at 71%. However, rainfall is common, with 49 mm (1.9 in) expected over about 17 days. In contrast, February is slightly warmer, featuring temperatures that range from a minimum of 25°C (77°F) to a maximum of 30°C (86°F). This month also experiences significantly higher rainfall, with an average of 262 mm (10.3 in) over 26 days, and humidity climbs to 84%. For more detailed insights into February weather, you can check Denpasar weather in February.
When comparing the weather in September and March, we see notable differences in temperature and precipitation. In September, temperatures range from a minimum of 24°C (75°F) to a maximum of 28°C (82°F) with an average of 26°C (79°F), while March sees slightly warmer conditions, with temperatures ranging from 25°C (77°F) to 29°C (85°F) and an average of 27°C (81°F). However, March is considerably wetter, receiving 191 mm (7.5 in) of rain over 28 days, compared to September's 49 mm (1.9 in) over 17 days. Additionally, humidity levels are higher in March at 82%, compared to 71% in September, making March feel more humid overall. For more detailed information, you can check Denpasar weather in March.
In September, the weather features a minimum temperature of 24°C (75°F) and an average of 26°C (79°F), with warm highs reaching 28°C (82°F). The month sees some precipitation, accumulating to 49 mm (1.9 in) across about 17 days, resulting in a humidity level of 71%. In contrast, April experiences slightly warmer conditions, with temperatures ranging from a minimum of 25°C (77°F) to an average of 28°C (82°F), peaking at around 30°C (86°F). It is also wetter than September, with total precipitation of 91 mm (3.6 in) over 18 days, and an increase in humidity to 80%. For more details, you can visit Denpasar weather in April.
In comparing the weather between September and May, both months exhibit warm temperatures, but May tends to be slightly hotter. In September, temperatures range from a minimum of 24°C (75°F) to a maximum of 28°C (82°F), while in May, the minimum is 25°C (77°F) and the maximum reaches 29°C (85°F). Precipitation is also a factor, with September experiencing 49 mm (1.9 in) over 17 days, compared to May's 58 mm (2.3 in) across 16 days. Additionally, humidity levels are higher in May at 79%, compared to September's 71%. For more specific details about May’s weather, you can visit Denpasar weather in May.
In comparing the weather of September and June, both months exhibit warm temperatures, with September showcasing a slightly lower average temperature range, from a minimum of 24°C (75°F) to a maximum of 28°C (82°F). In June, temperatures are marginally warmer, with a minimum of 25°C (77°F) and a maximum of 29°C (84°F). Precipitation levels are higher in June, recording 67 mm (2.6 in) over 19 days compared to September's 49 mm (1.9 in) over 17 days. Additionally, September's humidity averages at 71%, while June experiences a slightly higher humidity of 76%. For a closer look at the specific conditions in June, you can check out Denpasar weather in June.
In both September and July, the weather remains quite similar, with temperatures consistently ranging from a minimum of 24°C (75°F) to a maximum of 28°C (82°F) and an average of 26°C (79°F). However, September experiences slightly less precipitation with 49 mm (1.9 in) over 17 days compared to July’s 54 mm (2.1 in) over 18 days. Humidity levels are also marginally lower in September at 71%, while July sees a higher humidity of 73%. For more detailed insights on the July weather, you can visit Denpasar weather in July.
In comparing the weather between September and August, September shows a slight increase in temperature, with average highs reaching 28°C (82°F), compared to August's maximum of 27°C (82°F). The minimum temperatures are closely aligned, with September's low at 24°C (75°F) just above August's 23°C (73°F). While both months experience similar humidity levels, September has slightly lower precipitation at 49 mm (1.9 in) over 17 days, versus August's 59 mm (2.3 in) across 20 days. For more detailed insights, you can check Denpasar weather in August.
In September, the weather features consistently warm temperatures, with a minimum of 24°C (75°F), an average of 26°C (79°F), and a maximum of 28°C (82°F). However, it also sees significant precipitation, with 49 mm (1.9 in) spread over 17 days and humidity levels around 71%. In contrast, October maintains a similar temperature profile, with a minimum of 24°C (75°F) and a maximum reaching 28°C (83°F). However, it experiences increased precipitation, totaling 69 mm (2.7 in) over 20 days, while humidity decreases slightly to 69%. For more detailed information on the weather in October, you can check Denpasar weather in October.
In comparing the weather of September and November, we see that November has slightly higher temperatures, with an average of 27°C (80°F) compared to September's 26°C (79°F). The maximum temperatures also show a small increase, reaching 29°C (84°F) in November versus 28°C (82°F) in September. However, November experiences significantly more precipitation, totaling 273 mm (10.7 in) over 25 days, compared to September's 49 mm (1.9 in) over 17 days. Despite the higher humidity in September at 71%, November maintains a comfortable level at 69%. For those interested in more detailed weather information, you can check Denpasar weather in November.
In comparing the weather between September and December, it is clear that December tends to be warmer and wetter. September sees temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (82°F) with an average of 26°C (79°F). The month experiences moderate rainfall of 49 mm (1.9 in) over 17 days, with a humidity level of 71%. In contrast, December boasts slightly higher temperatures, with minimums around 25°C (77°F) and maximums reaching 30°C (86°F), averaging 27°C (81°F). However, it also brings significantly increased precipitation, totaling 242 mm (9.5 in) over 28 days, while maintaining a similar humidity level of 72%. For more details, you can check Denpasar weather in December.
As September unfolds in Denpasar, the weather transforms, offering a unique blend of warmth and occasional rain. With mild temperatures averaging around 26°C, September stands out as a transition month, straddling the tail end of the dry season and the onset of increased humidity and precipitation. The city experiences about 17 days of rainfall, contributing to a lush, vibrant landscape, yet still maintains a comfortable atmosphere for outdoor activities. The humidity levels rise to 71%, setting the stage for a more tropical feel compared to the previous drier months. For more detailed insights into the changing seasons, check out Denpasar Climate.