Last updated: August 21, 2025
Amlapura, Indonesia in September offers a mild and humid climate, with temperatures ranging from a comfortable 21°C (70°F) to a pleasant 28°C (83°F), averaging around 25°C (76°F). Visitors can expect moderate rainfall, totaling 57 mm (2.2 in) across 15 days, which contributes to the region's lush scenery. With an average humidity of 71%, the atmosphere can feel quite tropical, making it an ideal time for those who appreciate warm, vibrant weather amidst occasional showers. Whether exploring local culture or enjoying the natural beauty, September in Amlapura is a perfect blend of warmth and refreshing rain.
In Amlapura, Indonesia, September brings a shift towards slightly warmer temperatures, with minimums averaging around 21°C (70°F) and daytime highs reaching 28°C (83°F). The average temperature for the month sits comfortably at 25°C (76°F), indicating a blend of warm days and mild nights. Notably, this month continues the gradual increase in warmth seen since the cooler summer months of June and July, where temperatures dipped to their lowest. As September progresses, the pleasant climate makes it an ideal time for exploring Amlapura's lush landscapes and vibrant culture, while the temperature remains pleasant enough to enjoy both outdoor adventures and restful evenings.
In September, Amlapura experiences a notable decline in precipitation, with only 57 mm (2.2 in) of rainfall over approximately 15 days. This marks a continuation of the trend towards drier conditions that begins in the midst of the year, following the heavier rains of earlier months. The reduction in rainfall is particularly striking when compared to the torrential downpours of January and February, which recorded over 330 mm each. As the region transitions into the latter part of the year, a gradual uptick in rainfall begins in October, generating a sense of anticipation for the upcoming wet season. Overall, September hints at the changing patterns of precipitation, balancing the lush greenery typical of Indonesia with a brief respite as the landscape readies for its next shift.
In September, Amlapura, Indonesia experiences a notable dip in humidity, recording an average of 71%. This marks a continued decline from the peak of 84% in February and a steady decrease from August's 72%, suggesting a gradual retreat from the peak humid months of the year. As the year progresses into the latter months, humidity levels continue to drop, reaching their lowest point in October at 69%. This trend highlights the transition towards a drier season, providing a breath of fresh air from the sticky tropical climate typical of the earlier months. As locals and visitors alike embrace the more comfortable conditions, September serves as a gentle herald of the refreshing changes ahead.
In September, Amlapura, Indonesia continues to experience an extreme UV Index of 15, maintaining the trend observed throughout most of the year. The burn time remains a brisk 10 minutes, emphasizing the necessity of sun protection for residents and visitors alike. Notably, this month aligns with the year's consistent pattern of high UV exposure from January to April, and again from July to October. While the UV Index slightly dips in May and June, it rebounds quickly, reminding everyone to stay vigilant. For more details on UV exposure in this tropical paradise, check out Amlapura UV Index.
UV Risk Categories
In Amlapura, Indonesia, September basks in a delightful surge of sunshine, offering 304 hours of glorious daylight. This marks the tail end of a vibrant summer period, as the region has enjoyed increasing sun exposure since the start of the year. With May kicking off a remarkable stretch of 307 hours and reaching a peak in August at 311 hours, September continues the trend of ample sunshine, just slightly dipping as it transitions into October, where it climbs to 319 hours. This consistent sunlight not only brightens the days but also fosters a sense of warmth and vitality, making September an ideal time to embrace outdoor adventures and bask in the natural beauty of Amlapura.
In Amlapura, Indonesia, the likelihood of sunny weather shows a distinct seasonal trend, with September experiencing a 32% chance of sunshine. This marks a decline from the peak sunny months of July and August, which boast chances of 47% and 40% respectively. As the dry season transitions to the wetter months, September serves as a bridge, providing a mix of sun and occasional showers. While this percentage is lower than the highs of mid-year, it still presents a reasonable opportunity for enjoying outdoor activities and soaking in the tropical ambiance before the rainy season arrives.
In September, Amlapura, Indonesia enjoys a return to 12 hours of daylight, aligning it once again with the longer daylight months of early in the year. Following a stretch of 11-hour days from April to August, this shift not only heralds the arrival of spring but also creates a delightful atmosphere for outdoor activities. As daylight gradually stabilizes at 12 hours from September through December, residents and visitors alike can bask in the consistent sunlit hours, embodying the tropical essence of Amlapura. This balance of light throughout the year underscores the region's unique climatic rhythm, making it a captivating destination for those seeking both adventure and relaxation.
In September, Amlapura experiences a pleasant shift in its wind dynamics, with an average speed of 3.2 m/s (7 mph). This month continues the trend of increasing winds observed since the middle of the year, peaking in August at 3.4 m/s (8 mph). The gentle breeze in September contributes to a refreshing atmosphere, perfectly complementing the island's warm climate. As the year progresses towards October, wind speeds slightly taper off, yet remain robust, ensuring that the delightful winds of Amlapura create an inviting environment for both locals and visitors alike.
Weather in Amlapura varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Amlapura, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January offer contrasting weather experiences. In September, temperatures range from a mild 21°C (70°F) at night to a comfortable average of 25°C (76°F) during the day, with maximums reaching 28°C (83°F). However, the month sees a fair amount of rainfall, totaling 57 mm (2.2 in) over about 15 days, resulting in a humidity level of around 71%.
In contrast, January presents slightly warmer conditions, with minimum temperatures at 23°C (74°F), average highs of 26°C (78°F), and peaks of 30°C (85°F). This month is significantly wetter, receiving 334 mm (13.2 in) of precipitation across 24 days, leading to a higher humidity of 78%. These factors make January feel more tropical and lush compared to the drier September. For more detailed insights into January's conditions, check out Amlapura weather in January.
In comparing the weather between September and February, September generally offers milder temperatures with a minimum of 21°C (70°F) and an average of 25°C (76°F), peaking at 28°C (83°F). The month experiences a moderate level of precipitation at 57 mm (2.2 in) over 15 days, along with a humidity level of 71%. In contrast, February is warmer, with minimums of 23°C (74°F) and an average temperature of 26°C (78°F), reaching a maximum of 29°C (85°F). However, February sees a significant increase in rainfall, totaling 338 mm (13.3 in) across 26 days, combined with higher humidity levels of 84%. For a closer look at February weather specifics, you can check Amlapura weather in February.
September and March showcase distinct weather patterns, reflecting their transitional roles within the year. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average of 25°C (76°F). The month experiences moderate rainfall of 57 mm (2.2 in) over approximately 15 days, coupled with a humidity level of 71%. In contrast, March sees slightly higher temperatures, with a minimum of 23°C (74°F) and a maximum of 30°C (86°F), averaging 26°C (79°F). However, this month is significantly wetter, receiving 296 mm (11.6 in) of rain spread over 30 days, leading to a higher humidity of 82%. For a more detailed look at the weather in March, you can visit Amlapura weather in March.
In comparing the weather between September and April, September offers slightly cooler temperatures with a minimum of 21°C (70°F) and an average of 25°C (76°F), while April is warmer, featuring a minimum of 23°C (74°F) and an average of 26°C (79°F). Both months experience relatively high humidity, with September at 71% and April slightly higher at 80%. However, April is characterized by significantly more rainfall, accumulating 164 mm (6.5 in) over 22 days compared to September's 57 mm (2.2 in) spread over 15 days. For a detailed overview of April's weather, visit Amlapura weather in April.
September and May present slightly different weather patterns, with May generally being warmer and more humid. In September, temperatures range from a minimum of 21°C (70°F) to an average of 25°C (76°F), reaching a maximum of 28°C (83°F), while in May, these figures are a bit higher, with a minimum of 23°C (74°F), an average of 26°C (79°F), and a maximum of 29°C (85°F). Precipitation is also more significant in May, with 82 mm (3.2 in) over 17 days compared to September's 57 mm (2.2 in) over 15 days. Additionally, humidity levels are higher in May at 79%, compared to September’s 71%. For more detailed insights into the weather in May, you can visit Amlapura weather in May.
When comparing the weather in September and June, both months exhibit warm temperatures with September averaging 25°C (76°F) and June slightly warmer at 25°C (77°F). In June, the maximum temperature can reach 29°C (84°F), while September's high peaks at 28°C (83°F). Precipitation levels are notably higher in June, totaling 76 mm (3.0 in) over 17 days compared to September's 57 mm (2.2 in) over 15 days. Additionally, June has a higher humidity level at 76%, compared to September's 71%, making it feel slightly more humid during that month. For detailed insights, you can check the full weather overview here: Amlapura weather in June.
When comparing the weather in July and September, we see that both months exhibit similar temperature ranges, with July having an average temperature of 24°C (76°F) and September slightly warmer at 25°C (76°F). Both months experience maximum temperatures of 28°C (83°F), while the minimum temperatures remain consistent at 21°C (70°F). However, September sees slightly less precipitation, with 57 mm (2.2 in) compared to July's 61 mm (2.4 in), despite both months having precipitation on about 15 days. Humidity levels are also comparable, with September at 71% and July at 73%. For more specific details about July's weather, you can check out Amlapura weather in July.
In comparing the weather of September to August, we see a slight increase in average temperatures, with September averaging 25°C (76°F) compared to August's 24°C (75°F). Both months experience similar maximum temperatures of 28°C (82°F to 83°F). However, September has a slightly lower minimum temperature of 21°C (70°F) compared to August's 20°C (69°F). Precipitation is notable, with September recording 57 mm (2.2 in) over 15 days, while August experiences more rain, totaling 66 mm (2.6 in) across 17 days. Humidity levels are comparable, with September at 71% and August slightly higher at 72%. For a more detailed overview of August weather specifics, visit Amlapura weather in August.
In comparing the weather between September and October, September features slightly cooler temperatures with an average of 25°C (76°F) and a maximum of 28°C (83°F), while October sees a marginal increase in temperature, averaging 25°C (78°F) with a peak of 29°C (84°F). Precipitation levels rise in October to 85 mm (3.4 in) over 18 days, compared to September's 57 mm (2.2 in) over 15 days. Interestingly, while humidity remains relatively consistent, it slightly decreases from 71% in September to 69% in October. For more detailed information on the weather in October, you can visit Amlapura weather in October.
In September, the weather features a minimum temperature of 21°C (70°F) and an average of 25°C (76°F), with highs reaching 28°C (83°F). This month experiences moderate rainfall, totaling 57 mm (2.2 in) spread over 15 days, alongside a humidity level of 71%. In contrast, November sees slightly warmer conditions, with a minimum temperature of 23°C (74°F) and an average of 26°C (79°F), peaking at 29°C (85°F). However, November also brings significantly more precipitation, accumulating 279 mm (11.0 in) across 23 rainy days, while maintaining a slightly lower humidity of 69%. For more detailed information on the weather in November, you can visit Amlapura weather in November.
In September, the weather is generally warm, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F). The month experiences about 57 mm (2.2 in) of precipitation over approximately 15 days, coupled with a humidity level of 71%. In contrast, December brings slightly warmer temperatures, with averages between 23°C (75°F) and 30°C (86°F). However, it also sees a significant increase in rainfall, totaling 302 mm (11.9 in) across 28 days, while humidity remains similar at 72%. For more detailed insights, you can refer to the Amlapura weather in December.
As September unfolds in Amlapura, the weather presents a delightful transition into the dry season, with mild temperatures averaging around 25°C (76°F), making it a comfortable time for outdoor activities. This month experiences a notable increase in precipitation, with rain gracing the area on approximately half the days, yet the humidity remains manageable at 71%. Compared to the sweltering and often wetter preceding months, September offers a refreshing break, inviting travelers to explore the vibrant landscapes without the oppressive heat and frequent downpours. For a deeper understanding of what to expect throughout the year, visit Amlapura Climate.