Last updated: August 21, 2025
In September, Banjar Bias, Indonesia, experiences a delightful tropical climate marked by a maximum temperature of 32°C (89°F) and a comfortable average of 25°C (77°F). Nights cool down to a minimum of 18°C (65°F), providing a refreshing respite. While this month sees an overall precipitation amount of 41 mm (1.6 in) over about 8 days, humidity levels remain high at 71%, enveloping the area in a lush, verdant atmosphere. This weather pattern sets the stage for vibrant landscapes and a rich, tropical experience, making September an inviting time to explore the stunning beauty of Banjar Bias.
In September in Banjar Bias, Indonesia, temperatures begin to show a subtle transition as the region edges toward the end of its dry season. The minimum temperature records a mild 18°C (65°F), providing a pleasant start to the month, while the average temperature remains steady at 25°C (77°F), reflecting a balance of warm days. As the month progresses, maximum temperatures can reach up to 32°C (89°F), similar to the warm sentiments of the preceding months. Compared to the cooler July and August, September feels slightly more inviting, hinting at a gradual return to warmer weather as the year draws to a close. This month serves as a reminder of the tropical charm that characterizes the region, making it an appealing time for outdoor adventures amidst the fading dry season.
In September, Banjar Bias experiences a notable transition in its weather pattern, with precipitation amounting to 41 mm (1.6 in) over 8 days. This relatively low rainfall marks a sharp decline from the heavy downpours seen earlier in the year, especially when contrasted with the peak months of January and February, where rainfall reaches 591 mm (23.3 in) and 643 mm (25.3 in) respectively. Following the peak wet months, September signifies the tail end of the dry season, with the precipitation significantly tapering off compared to November's resurgence to 311 mm (12.2 in). The decrease during this month highlights a gradual shift toward drier conditions, setting the stage for the wetter months ahead as the year transitions to its final quarter.
September marks a subtle shift in humidity levels in Banjar Bias, Indonesia, as the average drops to 71%. This is part of a broader trend that sees humidity gradually decreasing from the peak often experienced in the early months of the year. Starting from a high of 84% in February, the humidity has consistently declined, reaching its lowest point of 72% in August before further dropping in September. This gradual decrease signals a transition towards the drier months of October and November, where humidity levels stabilize at 69%. Overall, the trajectory this month reflects a notable shift towards more comfortable atmospheric conditions, setting the stage for the impending dry season.
As September unfolds in Banjar Bias, Indonesia, the UV Index stands at a striking 15, categorized as extreme, with a quick burn time of just 10 minutes. This consistency in high UV levels throughout the year, particularly in the early months, showcases the region's persistent sun exposure. Notably, the UV Index dips slightly in June and July but bounces back strongly in August and continues into September, reinforcing the need for sun safety measures. With such intense sunlight, it’s essential to be vigilant—whether you’re lounging by the beach or exploring the vibrant landscapes. For more details on UV trends throughout the year, check out Banjar Bias UV Index.
UV Risk Categories
As September graces Banjar Bias, Indonesia, the sun continues to shine brightly, recording an impressive 304 hours of sunlight throughout the month. This is a slight dip from the peak of 311 hours seen in August but remains a testament to the region's abundant sun. Throughout the year, a noticeable trend emerges: the sunniest months are concentrated in the middle of the year, with July and August standing out as the zenith of sunlight hours. As we transition into the last quarter, October promises an even more radiant 319 hours, reinforcing the notion that this tropical paradise thrives under golden rays, providing an ideal backdrop for those seeking to soak up the warmth and beauty of Indonesia's coastal charm.
In Banjar Bias, Indonesia, the likelihood of sunny weather in September shows a moderate probability of 29%, positioning it as a transition month as the dry season starts to wane. While this is a decline from the sunniest months of July and June, which boast probabilities of 41% and 36% respectively, it still offers more ample sunshine than the earlier months of the year. As the year moves from the heavy clouds of November and December—with their dismal chances of 6% and 11%—September presents a more inviting opportunity for those seeking to enjoy the island's natural beauty under clearer skies. Thus, while sunny weather is less certain than during the peak summer months, September remains a promising option for travelers looking to bask in some tropical warmth.
In September, daylight duration in Banjar Bias, Indonesia, returns to a generous 12 hours, reviving the steady glow that characterizes the earlier months of the year. This month marks a transition back to longer days following a series of 11-hour durations spanning from April through August. Notably, the pattern reveals a remarkable consistency throughout most of the year, with daylight remaining at twelve hours from January through March and again from October to December. This unique equatorial rhythm ensures that Banjar Bias enjoys ample sunlight, making September an inviting time for outdoor activities and exploration, as the longer days herald the start of a vibrant season ahead.
As September breezes into Banjar Bias, Indonesia, it brings with it a gentle yet invigorating wind, averaging 2.1 m/s (5 mph). This month maintains a high point in the yearly wind pattern, closely following the peak of August's 2.2 m/s (5 mph). The late-summer months signal a notable rise in wind speed, departing from the calmer winter and early spring months, which generally hover around 1.3 to 1.5 m/s (3 to 4 mph). As the transition into fall begins, September's winds set a harmonious tone, offering a refreshing feel that complements the lush landscapes, making it an ideal time for outdoor explorations.
Weather in Banjar Bias varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Banjar Bias, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in September and January, both months offer warm temperatures, with average highs reaching 32°C (89°F). However, September features a lower humidity level of 71% and significantly less precipitation, totaling only 41 mm over about 8 days. In contrast, January experiences higher humidity at 78% and a much wetter climate, with an impressive 591 mm of rainfall spread over approximately 25 days. For more detailed insights on January weather, check out Banjar Bias weather in January.
In comparing the weather between September and February, several key differences emerge. September generally has a more moderate temperature range, with minimums around 18°C (65°F) and maximums peaking at 32°C (89°F), while February is consistently warmer with minimums of 21°C (71°F) and maximums reaching 31°C (88°F). However, February experiences significantly heavier rainfall, averaging 643 mm (25.3 in) compared to September's 41 mm (1.6 in), leading to precipitation on 27 days in February versus just 8 days in September. Additionally, February's humidity is higher at 84%, compared to September's 71%, creating a much more humid environment. For more detailed weather information related to February, you can visit Banjar Bias weather in February.
In September, the weather features a warm climate with average temperatures around 25°C (77°F) and maximum highs reaching 32°C (89°F). With rainfall totaling 41 mm (1.6 in) spread over about 8 days, the humidity is relatively moderate at 71%. In contrast, March experiences slightly warmer nights with minimum temperatures of 21°C (71°F) and an average also at 25°C (77°F). However, March is significantly wetter, receiving 551 mm (21.7 in) of precipitation over nearly the entire month, resulting in higher humidity levels at 82%. For a more detailed overview, check out Banjar Bias weather in March.
In comparing the weather of September and April, both months exhibit similar average temperatures, hovering around 25°C (77°F). However, September tends to be slightly cooler, with a minimum temperature of 18°C (65°F) compared to April's 21°C (70°F). Notably, April is much wetter, accumulating a significant 250 mm (9.8 in) of precipitation over 23 days, while September sees just 41 mm (1.6 in) over 8 days. Humidity levels are also higher in April at 80%, compared to 71% in September. For more details on April weather specifics, you can refer to Banjar Bias weather in April.
In comparing the weather of September and May, both months exhibit similar average temperatures, hovering around 25°C (77°F), with maximums reaching up to 32°C (89°F). However, September generally offers slightly warmer minimum temperatures, starting at 18°C (65°F), whereas May begins at 20°C (68°F). When it comes to precipitation, May is significantly wetter, with 85 mm (3.4 in) of rainfall across 16 days, compared to September’s 41 mm (1.6 in) over just 8 days. Additionally, humidity levels are a bit higher in May at 79%, compared to September's 71%. For a detailed overview of the weather in May, you can explore Banjar Bias weather in May.
September generally experiences slightly warmer temperatures compared to June, with average highs reaching 32°C (89°F) against June's peak of 31°C (88°F). The minimum temperatures are quite similar in both months, hovering around 18°C (65°F) in September and 18°C (66°F) in June. However, September tends to be drier, with only 41 mm (1.6 in) of precipitation over 8 days, while June sees more rainfall at 68 mm (2.7 in) across 13 days. Additionally, the humidity is slightly lower in September at 71%, compared to June’s 76%. For a detailed look at June’s weather, you can visit Banjar Bias weather in June.
When comparing the weather of September and July, both months exhibit relatively mild temperatures, with September showing a slight edge. In September, the minimum temperature is 18°C (65°F), while July has a similar minimum of 17°C (64°F). The average temperature in September reaches 25°C (77°F), slightly higher than July's average of 24°C (75°F). The maximum temperatures are also a bit warmer in September, hitting 32°C (89°F) compared to July's 30°C (87°F). Precipitation levels are comparable, with September experiencing 41 mm (1.6 in) over 8 days, similar to July’s 38 mm (1.5 in) across the same number of days. Humidity is slightly higher in July at 73%, compared to September's 71%. For more detailed information, you can check Banjar Bias weather in July.
In comparison to August, September experiences slightly warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), while August has a minimum of 17°C (63°F) and an average of 24°C (75°F). The maximum temperatures are also marginally higher in September, reaching up to 32°C (89°F) as opposed to August's 31°C (88°F). While September sees an increase in precipitation to 41 mm (1.6 in) over 8 days, August has lower precipitation levels at 31 mm (1.2 in) across 10 days. Humidity levels are relatively similar, with September at 71% and August slightly higher at 72%. For those interested in more details about August weather, please refer to Banjar Bias weather in August.
In comparing the weather of September and October, we can observe a subtle shift in temperature and precipitation patterns. September experiences a minimum temperature of 18°C and an average of 25°C, while October sees a slight increase with a minimum of 20°C and an average temperature of 26°C. The maximum temperatures also rise marginally, peaking at 33°C in October compared to 32°C in September. However, October brings more rainfall, with a total of 66 mm over 11 days, compared to September's 41 mm over 8 days. Despite the increase in precipitation, October maintains a similar humidity level at 69%, just slightly lower than September's 71%. For more details, you can check out Banjar Bias weather in October.
September typically experiences slightly cooler temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), while November warms up, featuring a minimum temperature of 21°C (71°F) and an average of 26°C (79°F). In September, rainfall is relatively low at 41 mm (1.6 in) over 8 days, making it a drier month compared to November, which sees a significant increase in precipitation at 311 mm (12.2 in) spread across 22 days. Humidity remains quite similar between the two months, with September at 71% and November slightly lower at 69%. For a detailed look at what to expect during November, visit Banjar Bias weather in November.
In September, the weather features a warm temperature range with a minimum of 18°C (65°F), averaging 25°C (77°F), and peaking at 32°C (89°F). The month experiences moderate rainfall, totaling 41 mm (1.6 in) over about 8 days, coupled with a humidity level around 71%. In contrast, December sees slightly higher temperatures, with a minimum of 22°C (71°F) and a maximum of 35°C (95°F), while maintaining a similar average of 25°C (78°F). However, December is significantly wetter, accounting for 514 mm (20.2 in) of precipitation spread across 28 days, with humidity levels remaining around 72%. This dramatic increase in rainfall makes December notably different in terms of weather, making it wise to plan accordingly. For more detailed weather information, you can check Banjar Bias weather in December.
September brings a delightful transition in Banjar Bias, marked by pleasantly warm days and cooler nights. With average temperatures hovering around a comfortable 25°C, this month showcases a blend of summer's warmth and the upcoming fall's crispness. While precipitation is moderate, with about 41 mm collected over 8 days, humidity levels remain relatively high at 71%, enhancing the tropical ambiance. Compared to the hotter months of July and August, September offers a refreshing reprieve, making it an ideal time for travelers seeking to explore this beautiful region. For a deeper understanding of what to expect, check out the detailed insights at Banjar Bias Climate.