September Weather in Berastagi, Indonesia

Last updated: August 21, 2025

In September, Berastagi, Indonesia, experiences a warm tropical climate characterized by a maximum temperature reaching 30°C (85°F) and an average of 22°C (72°F). The month sees a minimum of 17°C (63°F), contributing to a pleasant overall feel. However, visitors should be prepared for significant rainfall, with 306 mm (12.0 in) of precipitation spread over 28 days, creating a humid ambience with an average humidity of 89%. This weather pattern not only enhances the lush landscape but also offers unique opportunities for travelers to explore the region's breathtaking natural beauty nestled in the cool highlands.

September Temperature in Berastagi

In September, Berastagi, Indonesia experiences a pleasant climate characterized by mild temperatures that invite outdoor exploration. With a minimum of 17°C (63°F) and a maximum on par with the previous months at 30°C (85°F), the daily average holds steady at 22°C (72°F). This consistency from August to October highlights the region's temperate weather as it transitions from the dry season. The slight uptick in evening temperatures reflects the creeping warmth of approaching months, while the daily highs remain comfortably moderate. Overall, September in Berastagi offers an ideal setting for both relaxation and adventure, making it a perfect time to discover the natural beauty and vibrant culture of this Indonesian gem.

September Weather in Berastagi: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Berastagi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Berastagi, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec717272727373727271717171
Data source: Temperature data for Berastagi generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Berastagi

In September, Berastagi experiences a significant surge in rainfall, with an impressive 306 mm (12.0 in) of precipitation, making it one of the wetter months of the year. This uptick is accompanied by 28 days of rainfall, indicating a frequent but gentle rhythm of showers that transform the landscape into a lush, vibrant tapestry. The trend of rising precipitation continues from August, which saw 232 mm of rain, marking a clear transition into the wetter season as the region prepares for even more intense rainfall in the following months. This increase in rainfall in September sets the stage for the peak precipitation period ahead, where November's totals can soar to 407 mm (16.0 in), underscoring Berastagi's lush, tropical climate.

September Precipitation Trends in Berastagi

The chart displays monthly precipitation patterns in Berastagi, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Berastagi, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec212170216274323220190232306310407352
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Berastagi

As September rolls into Berastagi, Indonesia, the humidity reaches a peak of 89%, marking a notable increase from the preceding months. This trend reflects the region's tropical climate, where humidity gradually climbs throughout the year. From a moderate 74% in February and March, humidity levels steadily rise, culminating in a thick, sultry atmosphere by late summer. Following September, humidity stabilizes at 89% in October before slightly decreasing, yet remaining high into the year's end. This sustained moist environment not only emphasizes Berastagi's lush landscapes but also enriches the overall experience of its vibrant, tropical setting.

September Average Humidity in Berastagi

This chart illustrates the average monthly humidity levels in Berastagi, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Berastagi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%74%74%77%83%85%84%87%89%89%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Berastagi

In September, Berastagi, Indonesia, continues to experience an extreme UV Index of 15, maintaining a consistent trend seen throughout the year. This month follows a summer of high UV levels, with values peaking at 16 in both March and April. Such intensity means a burn time of only 10 minutes, urging residents and visitors alike to take adequate precautions when outdoors. As the year progresses, UV levels gradually decrease, signaling a shift towards less intense exposure conditions in the upcoming months. To understand more about UV patterns in this vibrant region, check out Berastagi UV Index.

Maximum UV Index Levels in Berastagi for September

The chart shows the monthly maximum UV Index (UVI) for Berastagi in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Berastagi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516161513131415151413
Data source: Berastagi September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Berastagi

September in Berastagi, Indonesia, boasts 281 hours of sunshine, making it a delightful time to soak up the sun. As the month transitions from the peak of the dry season, when July and August shine with 311 and 306 hours respectively, there’s a slight dip in sunlight, yet the month remains vibrant and warm. This trend of high sunshine hours continues from the earlier months; March, with its impressive 305 hours, heralds the oncoming dry spell. Notably, the overall sunshine levels maintain a positive trajectory into the later months, with October trailing closely at 275 hours. While November and December experience a decrease, with hours dipping below the 230 mark, September stands out as a harmonious blend of warmth and daylight, perfect for outdoor adventures amidst Berastagi's stunning landscapes.

Monthly Sunshine Duration in Berastagi: September Highlighted

The September sunshine duration represents the total number of hours Berastagi experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec233h286h305h275h276h296h311h306h281h275h228h270h
Data source: Berastagi September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Berastagi During September

In September, Berastagi, Indonesia, experiences a moderate 11% chance of sunny weather, which is consistent with the trend of the preceding months. Following the drier summer, where July peaks at 16% sun chances, September marks a slight decline, mirroring the overcast conditions seen in August and leading into the cloudier October. While sunshine may often feel elusive, this month offers a gentle transition into the wetter season without the stark precipitation of later months, making it a fine time for those who appreciate the allure of Balinese highlands against a backdrop of dynamic weather. Whether you’re exploring local attractions or simply soaking in the vibrant landscape, there's potential for those rare sunny moments amidst the clouds.

Percentage of Sunny Days in September in Berastagi

The chart illustrates the percentage of sunny days in Berastagi throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Berastagi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%20%13%6%8%11%16%8%11%8%3%10%
Data source: Berastagi September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Berastagi in September

In September, Berastagi, Indonesia, enjoys a delightful 12 hours of daylight, continuing the trend that began in March and lasts through October. This consistent duration of sunlight throughout the middle months contributes to the region's vibrant flora and invites outdoor activities, making it an ideal time for both locals and visitors. Interestingly, as the year transitions towards November and December, daylight dips back to 11 hours, marking a gentle shift as the tropical landscape prepares for the upcoming wet season. This rhythmic pattern of daylight not only influences the daily life of Berastagi's residents but also underscores the region’s stability in its equatorial climate.

Average Daylight Hours in Berastagi for September

The chart illustrates the variation in daylight duration in Berastagi throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 56m12h12h 5m12h 10m12h 15m12h 17m12h 16m12h 12m12h 6m12h 1m11h 57m11h 56m
Data source: Berastagi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Berastagi

As September rolls into Berastagi, Indonesia, the gentle whispers of the wind begin to beckon outdoor enthusiasts. With an average wind speed of 1.2 m/s (3 mph), this month maintains a pleasant breeziness that follows the subtle fluctuations experienced since the beginning of the year. Notably, the wind speeds have shown a trend of stability, hovering around the 1.1 to 1.3 m/s mark from May through to September, providing a refreshing respite as the end of dry season approaches. As the region transitions into October, the winds pick up slightly, hinting at upcoming changes in the weather tapestry of this beautiful locale. Overall, September presents a delightful blend of calm and invigorating breezes, perfect for enjoying the stunning landscapes and vibrant atmosphere that define Berastagi.

Average September Wind Speed in Berastagi

The chart displays monthly wind speed patterns in Berastagi, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.01.31.21.21.11.31.31.11.2 m/s1.41.21.3
Data source: Berastagi September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Berastagi Compares to Other Months

Weather in Berastagi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Berastagi, focusing on differences in temperature, rainfall, humidity, and UV levels.

In September, the weather is characterized by slightly warmer temperatures, with highs reaching up to 30°C (85°F) and a high humidity level of 89%. The month also sees considerable rainfall, with a total precipitation of 306 mm (12.0 in) spread over 28 days. In contrast, January offers milder temperatures, featuring a maximum of 29°C (84°F) and slightly lower humidity at 83%. Additionally, the precipitation in January is significantly less at 212 mm (8.3 in) over 23 days. For more details on January weather, you can check Berastagi weather in January.

September and February exhibit notable similarities in temperature, with both months featuring a minimum of around 16-17°C (62-63°F), an average of 22°C (72°F), and a maximum peaking at 30°C (85-86°F). However, September is significantly rainier, receiving 306 mm (12.0 in) over 28 days compared to February's 170 mm (6.7 in) over 25 days. Additionally, the humidity is higher in September at 89%, compared to a more comfortable 74% in February. For those interested in more detailed insights, you can check Berastagi weather in February.

In comparing the weather of September and March, we find that both months exhibit similar temperature ranges, with a minimum of around 17°C (63°F) and an average of 22°C (72°F). However, September tends to be wetter, with a total precipitation of 306 mm (12.0 in), compared to March's 216 mm (8.5 in). This difference in rainfall is further highlighted by the humidity levels; September has a higher humidity of 89%, while March is noticeably drier at 74%. For a more detailed look at what to expect in March, you can visit Berastagi weather in March.

In both September and April, the temperatures in Berastagi hover around a comfortable average of 22°C (72°F), with maximums reaching up to 30°C (86°F). However, September tends to be slightly cooler overall, starting with a minimum temperature of 17°C (63°F), compared to April's minimum of 18°C (64°F). While both months experience significant rainfall, September sees a higher precipitation level of 306 mm (12.0 in) across 28 days, making it the wetter month, whereas April has 274 mm (10.8 in) spread over 29 days. Additionally, humidity levels are notably higher in September at 89%, in contrast to April's more comfortable 77%. For more details, check Berastagi weather in April.

When comparing the weather in September and May, both months exhibit similar temperature ranges, with minimums around 17-18°C and maximums reaching up to 30°C. However, September tends to be slightly cooler on average, with temperatures averaging 22°C compared to May's average of 23°C. Precipitation is notably high in both months, with September receiving 306 mm over 28 days and May receiving slightly more at 323 mm over 30 days. Additionally, September's humidity level is higher at 89% compared to May's 82%, which can make the air feel heavier during this month. For a detailed look at the weather during May, you can check Berastagi weather in May.

When comparing the weather in September and June, we find that both months have similar minimum temperatures, averaging around 17°C (63°F). However, June tends to have a slightly warmer average temperature of 23°C (73°F), compared to September's 22°C (72°F). Additionally, September experiences higher maximum temperatures, peaking at 30°C (85°F), while June's maximum reaches 31°C (88°F). In terms of precipitation, September sees significantly more rainfall, with 306 mm (12.0 in) over 28 days, contrasting with June's 220 mm (8.7 in) across 25 days. Humidity levels are also marginally higher in September at 89%, compared to June's 85%. For a more detailed look at the weather in June, you can visit Berastagi weather in June.

When comparing the weather in September and July, both months share similar average temperatures, with September experiencing a minimum of 17°C (63°F) and a maximum of 30°C (85°F), while July sees a minimum of 16°C (60°F) and a maximum of 30°C (86°F). However, September tends to be wetter, receiving 306 mm (12.0 inches) of precipitation over 28 days compared to July's 190 mm (7.5 inches) over 24 days. Additionally, September has a slightly higher humidity level at 89%, compared to July’s 84%, resulting in a more humid environment overall. For more detailed information, you can check Berastagi weather in July.

In comparing the weather between September and August, we find that both months share similar average temperatures, with September recording a minimum of 17°C (63°F) and a maximum of 30°C (85°F), compared to August's minimum of 16°C (62°F) and maximum of 30°C (86°F). However, September experiences significantly higher precipitation, totaling 306 mm (12.0 in) over 28 days, compared to August's 232 mm (9.1 in) over 25 days. This increase in rainfall in September is accompanied by a slightly higher humidity level of 89%, compared to August's 87%. For more details on August’s weather, you can visit Berastagi weather in August.

In comparing the weather between September and October, we see some notable similarities and slight variations. Both months feature average temperatures of around 22°C (72°F), with minimums and maximums remaining largely consistent at 17°C (63°F) and 30°C (86°F), respectively. However, October experiences a slight increase in precipitation, totaling 310 mm (12.2 in) over 27 days, compared to September's 306 mm (12.0 in) across 28 days. Humidity levels remain stable at 89% for both months, reflecting the persistently moist conditions. For a more detailed look at October's climate, you can visit Berastagi weather in October.

In September, temperatures in Berastagi range from a minimum of 17°C (63°F) to a maximum of 30°C (85°F), with an average of 22°C (72°F). The month experiences significant rainfall, totaling 306 mm (12.0 in) over 28 days, and maintains high humidity levels at 89%. In contrast, November has similar temperature patterns, with a minimum of 17°C (64°F), an average of 22°C (72°F), and a maximum of 29°C (84°F). However, November sees an increase in precipitation, reaching 407 mm (16.0 in) over 29 days, and maintains slightly lower humidity at 88%. For more details, check out Berastagi weather in November.

When comparing the weather in September and December, both months experience similar average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 30°C (85°F) in September and 29°C (85°F) in December. However, December sees a slightly higher total precipitation of 352 mm (13.9 in) over 29 days compared to September's 306 mm (12.0 in) over 28 days. The humidity levels remain quite consistent, with September at 89% and December at 88%. For more detailed information about December weather, you can visit Berastagi weather in December.

Compare Berastagi's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Berastagi

As September unfolds in Berastagi, the weather showcases a unique blend of warmth and humidity that sets it apart from other months. With an average temperature hovering around a pleasant 22°C (72°F) and maximum highs reaching 30°C (85°F), the days are inviting yet tempered by frequent rain, with precipitation occurring on nearly every day of the month. This high humidity, peaking at 89%, wraps the region in a lush, tropical atmosphere that nurtures its vibrant landscapes. Those seeking to experience Berastagi's stunning natural beauty may find September's character both refreshing and invigorating, making it a remarkable time to visit. To explore more about how the seasons shape this enchanting town, check out Berastagi Climate.