Last updated: August 21, 2025
In Bira, Indonesia, September welcomes warm tropical vibes with an average temperature of 28°C (82°F), peaking at a comfortable 30°C (87°F) during the day, and settling to a pleasant 25°C (78°F) in the evenings. This coastal paradise experiences a modest precipitation level of 12 mm (0.5 in), typically over just 2 days of the month, allowing for plenty of sunshine amidst the lush surroundings. With humidity levels hovering around 72%, visitors can enjoy the vibrant landscape while feeling the gentle embrace of the sea breeze, making it an ideal time for outdoor exploration and relaxation.
In September, Bira, Indonesia, welcomes a slight uptick in warmth as temperatures continue to embrace summer's lingering embrace. With a minimum temperature consistently around 25°C (78°F), the days gradually average 28°C (82°F), peaking at a comfortable 30°C (87°F). This subtle rise mirrors the transitional shifts seen from the previous months, particularly from August, where the average was slightly cooler. As the dry season draws nearer, visitors can expect sunny days perfect for beach outings, while the balmy evenings invite relaxation under the stars. The steady warmth and gentle variability in September make it an inviting time to explore Bira’s stunning landscapes and vibrant culture.
September in Bira, Indonesia marks a notable shift in precipitation patterns, with rainfall dropping significantly to just 12 mm (0.5 in) over a meager two days. This month reflects the tail end of the dry season, following a dramatic decline from the heavy rains seen earlier in the year, such as 306 mm (12.0 in) in January and 316 mm (12.4 in) in February. As the wet season approaches, precipitation begins to rise again in October, underscoring the transitional nature of September—a brief interlude that offers a glimpse of the drier months ahead, where August recorded no rain at all. In contrast to earlier months, September's minimal rainfall and few precipitation days signify a retreat of the monsoon, paving the way for more substantial rainfall as the calendar turns toward October and beyond.
In Bira, Indonesia, September welcomes a noticeable dip in humidity, reaching 72%, which is the lowest level recorded since August. This decline is part of a broader trend throughout the year, where humidity gradually decreases from a peak of 85% in February to the more comfortable conditions of the late months. The change from the humid summer months to a drier September hints at the transition towards the dry season, making it an ideal time for outdoor activities. As October follows closely with the same humidity level, visitors can expect pleasant weather that showcases Bira's stunning landscapes without the heavy moisture that characterizes the earlier months.
As September rolls into Bira, Indonesia, the UV Index peaks at an intense 15, categorizing exposure as extreme and necessitating caution. This marks a notable return to the higher ranges seen in the earlier months of the year, where indices consistently hovered around 14 to 15. With a burn time of just 10 minutes, visitors and residents alike must remain vigilant against the sun's powerful rays, reflecting the year-round need for sun protection in this dazzling locale. Interestingly, the UV Index remains elevated into October and November, emphasizing the importance of ongoing awareness. For detailed guidance, check out the comprehensive data at Bira UV Index.
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Bira, Indonesia basks in a captivating glow of sunshine throughout the year, with September being no exception. Clocking in 311 hours of radiant sunshine, this month continues the trend of bright and glorious days, closely following the sunniest months of July and August. As summer wanes, the sunlight remains abundant, providing a picturesque backdrop for beach lovers and adventurers alike. The gradual shift in daylight hours hints at the approach of the rainy season, but for now, September invites residents and visitors to soak up the last warm rays of the year, celebrating the vibrant energy that this coastal paradise has to offer.
In Bira, Indonesia, September offers a moderate chance of sunshine, with approximately 34% likelihood of sunny weather. This month follows the peak of the dry season, which runs from July to August, where the chances of sunny days soar to 52% and 54% respectively. While September experiences a noticeable drop from these summer highs, it still presents a more favorable outlook compared to the wetter months that follow, particularly October and November, where the chances plummet to 32% and a mere 7%. Thus, while the sun may not shine as frequently in September as in the height of summer, it still holds potential for delightful, sunny days before the rainy season sets in.
In Bira, Indonesia, September marks a delightful transition, as the daylight duration returns to a vibrant 12 hours, a rhythm echoing the earlier months of the year. After a period of consistent 11 hours during the middle of the year, the longer days of September invite the sun to linger, revitalizing the landscape and daily activities. This trend of stable daylight duration reflects the tropical climate's influence, where the sun's journey remains mostly unfaltering throughout the year. Following September, the length of daylight remains constant at 12 hours, providing a seamless flow into the end of the year, perfect for enjoying the island's stunning beaches and natural beauty.
As September arrives in Bira, Indonesia, the winds embrace a gentle rhythm, averaging 4.2 m/s (9 mph). This marks a subtle shift from the breezy excitement of August, when wind speeds peaked at 4.4 m/s (10 mph). The overall trend throughout the year reveals a steady oscillation in wind intensity, peaking in February with 6.7 m/s (15 mph) before gradually tapering off into the quieter months of October and November, where speeds drop to 2.7 m/s (6 mph) and 2.2 m/s (5 mph), respectively. As the year progresses, September serves as a transitional phase, offering a serene blend of refreshing breezes that hint at the calm stillness of the upcoming dry season.
Weather in Bira varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bira, focusing on differences in temperature, rainfall, humidity, and UV levels.
September in Bira boasts warm temperatures, with daily averages around 28°C (82°F) and a maximum of 30°C (87°F). The month experiences relatively low precipitation, totaling only 12 mm (0.5 in) over about 2 days, and the humidity sits at a comfortable 72%. In contrast, January is marked by slightly cooler temperatures, averaging 27°C (81°F) and peaking at 29°C (85°F). However, this month sees a significant increase in rainfall, with 306 mm (12.0 in) occurring over 25 days, leading to higher humidity levels of 81%. For more details on Bira's January weather, you can check Bira weather in January.
In September, the weather features warm temperatures, with a minimum of 25°C (78°F) and an average of 28°C (82°F), peaking at 30°C (87°F), alongside low precipitation of just 12 mm (0.5 in) over two days and a humidity level of 72%. In contrast, February experiences slightly cooler temperatures, with a minimum of 25°C (77°F) and an average of 27°C (80°F), but the rainfall drastically increases to 316 mm (12.4 in) over 27 days, resulting in higher humidity at 85%. This stark difference in precipitation and humidity highlights how February is a much wetter month compared to the relatively dry September. For more details, you can check Bira weather in February.
In September, the weather is generally warm with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 30°C (87°F), accompanied by low precipitation of just 12 mm (0.5 in) over only 2 days, making it a relatively dry month with 72% humidity. In contrast, March features similar temperature ranges, with a minimum of 25°C (77°F) and a maximum of 30°C (86°F), but it experiences significantly higher rainfall at 273 mm (10.7 in) over 29 days, resulting in increased humidity at 83%. This stark difference highlights March as a much wetter month compared to the drier September. For a closer look at the weather specifics in March, you can check Bira weather in March.
September and April showcase similar average temperatures, both hovering around 28°C (82°F) with maximums reaching 30°C (87°F). However, September is significantly drier, with only 12 mm (0.5 in) of precipitation over just 2 days, while April experiences a much wetter climate, accumulating 169 mm (6.7 in) of rainfall across 21 days. This results in higher humidity in April at 80% compared to 72% in September. For a deeper exploration of April's conditions, you can check out Bira weather in April.
In comparing the weather patterns of September and May, both months experience similar temperature ranges, with minimums around 25°C (78°F) and averages just below 30°C. However, September tends to be drier, with only 12 mm of precipitation over 2 days, while May is considerably wetter, receiving 65 mm of rain over 10 days. Additionally, humidity levels are slightly higher in May at 81% compared to 72% in September, contributing to a more humid atmosphere during that month. For a more detailed look at conditions in May, you can refer to Bira weather in May.
In both September and June, temperatures remain quite similar, with a minimum of around 25°C (78°F), an average of 28°C (82°F), and a maximum close to 30°C (86-87°F). However, June experiences significantly more rainfall, averaging 58 mm (2.3 in) over 9 days, compared to just 12 mm (0.5 in) over 2 days in September. This results in higher humidity levels in June at 80%, compared to September's more comfortable 72%. For a more detailed look at June weather, you can visit Bira weather in June.
In September, the weather tends to be slightly warmer than in July, with average temperatures reaching 28°C (82°F) compared to July's average of 27°C (81°F). Both months experience similar minimum temperatures of 25°C (78°F), but September has a higher maximum temperature of 30°C (87°F) versus July's 29°C (85°F). Precipitation levels are relatively low in both months, with September receiving 12 mm (0.5 in) and July slightly more at 14 mm (0.6 in), although both months see rain on about two days. Humidity is also slightly lower in September at 72%, compared to July's 78%. For more details on July weather, you can visit Bira weather in July.
In August, the weather features a minimum temperature of 25°C (77°F) and an average of 27°C (81°F), with a maximum of 30°C (86°F). During this month, there is very little precipitation, amounting to just 4 mm (0.2 in) over 0 days, and humidity levels are slightly higher at 74%. In contrast, September sees a slight increase in average temperature to 28°C (82°F) with the same maximum of 30°C (87°F). However, it experiences increased rainfall, totaling 12 mm (0.5 in) over 2 days and a humidity level of 72%. This indicates that September is a bit warmer and wetter compared to the drier and slightly cooler conditions of August. For more detailed insights, check Bira weather in August.
In September, the weather is warm and generally dry, with temperatures ranging from a minimum of 25°C (78°F) to an average of 28°C (82°F), and a maximum of 30°C (87°F). With only 12 mm (0.5 in) of precipitation over just 2 days, the humidity remains at a comfortable 72%. In contrast, October brings a slight increase in temperature, with the average rising to 28°C (83°F) and maximum temperatures reaching 31°C (87°F). However, this month sees a significant rise in precipitation, totaling 42 mm (1.7 in) over 8 days, while maintaining the same humidity level of 72%. For more details on the weather in October, visit Bira weather in October.
In September, the weather is generally warm, with minimum temperatures around 25°C (78°F) and maximums peaking at 30°C (87°F). The month sees relatively low precipitation, averaging only 12 mm across just 2 days, and humidity is moderate at 72%. In contrast, November experiences similar minimum and average temperatures, but maximum temperatures can rise to 31°C (88°F). However, this month is significantly wetter, with total precipitation reaching 195 mm over 20 days, leading to a higher humidity level of 73%. For more detailed insights on the weather in November, you can check the link: Bira weather in November.
In September, the weather is generally warm and dry, with average temperatures hovering around 28°C (82°F) and minimal rainfall of just 12 mm over only 2 days. The humidity levels reach 72%, creating a tropical feel. In contrast, December brings a shift towards wetter conditions, with temperatures slightly lower, averaging 27°C (81°F), but with significant rainfall of 308 mm spread across 29 days. The humidity increases slightly to 75%, contributing to a more humid atmosphere. For a detailed analysis of the conditions, you can check Bira weather in December.
As September rolls in, Bira experiences a delightful shift in weather, characterized by warm temperatures and relatively low rainfall. With maximums reaching around 30°C (87°F) and an average of 28°C (82°F), the month offers a pleasant atmosphere, making it an inviting time for visitors. Unlike the peak rainy months that can drench the area, September enjoys only a couple of precipitation days, accumulating a modest 12 mm (0.5 in) of rain. The humidity, hovering around 72%, adds a touch of tropical warmth without overwhelming the senses. This unique combination creates an ideal backdrop for exploration and relaxation alike. For more insights into Bira's weather patterns, visit Bira Climate.