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September Weather in Mentarang, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Mentarang, Indonesia is a pleasant 25°C (77°F), with minimums dipping to 19°C (67°F) and maximums reaching a warm 33°C (91°F). Expect 304 mm (12.0 in) of rainfall spread over 27 days, contributing to a high average humidity of 90%. Stay prepared for a lush, tropical ambiance!

September Temperature in Mentarang

In September in Mentarang, the average temperature is 25°C (77°F). The maximum can reach 33°C (91°F) and the minimum can be as low as 19°C (67°F). This pleasant weather makes Mentarang an ideal destination for travelers looking to enjoy a warm climate.

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

The chart illustrates September temperature patterns in Mentarang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mentarang, September typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (91°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec767777777877777777777777
Data source: Temperature data for Mentarang generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Mentarang

In Mentarang in September, the precipitation amount is 304 mm (12.0 in) over the course of 27 days.

September Precipitation Trends in Mentarang

The chart displays monthly precipitation patterns in Mentarang, 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 Mentarang, September typically receives around 304 mm (12.0 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec241206287318323322283310304277310372
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mentarang

In Mentarang in September humidity is 90%. With an average temperature of 25°C (77°F), this humidity feels like a warm, moist blanket enveloping you, making any outdoor travel feel stifling and heavy, often leading to a quick exhaustion as you navigate through the sultry air.

September Average Humidity in Mentarang

This chart illustrates the average monthly humidity levels in Mentarang, 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 Mentarang is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%89%87%87%87%88%90%90%88%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mentarang

In Mentarang in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Mentarang.

Maximum UV Index Levels in Mentarang for September

The chart shows the monthly maximum UV Index (UVI) for Mentarang 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 Mentarang typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141617161513131515151413
Data source: Mentarang 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.

How September Weather in Mentarang Compares to Other Months

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

This table compares monthly weather conditions in Mentarang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)241 mm (9.5 inches)91%extreme
February Weather25°C (77°F)206 mm (8.1 inches)89%extreme
March Weather25°C (77°F)287 mm (11.3 inches)89%extreme
April Weather25°C (78°F)318 mm (12.5 inches)87%extreme
May Weather25°C (78°F)323 mm (12.7 inches)87%extreme
June Weather25°C (77°F)322 mm (12.7 inches)87%extreme
July Weather25°C (77°F)283 mm (11.1 inches)88%extreme
August Weather25°C (77°F)310 mm (12.2 inches)89%extreme
September Weather25°C (77°F)304 mm (12.0 inches)90%extreme
October Weather25°C (77°F)277 mm (10.9 inches)88%extreme
November Weather25°C (77°F)310 mm (12.2 inches)88%extreme
December Weather25°C (77°F)372 mm (14.6 inches)89%extreme

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