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September Weather in Betaf, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Betaf, Indonesia hovers around 28°C (82°F), with a minimum of 25°C (77°F) and a maximum reaching 31°C (88°F). Expect a significant amount of precipitation, totaling 245 mm (9.6 in) over 26 days. With an average humidity of 90%, be prepared for a humid experience!

September Temperature in Betaf

In September in Betaf, the average temperature is 28°C (82°F), with maximums reaching up to 31°C (88°F) and minimums dipping as low as 25°C (77°F). This warm climate makes Betaf an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Betaf, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Betaf, September typically has an average temperature of 28°C (82°F), with highs reaching up to 31°C (88°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec828182828282828282828282
Data source: Temperature data for Betaf 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 Betaf

In Betaf in September, the total precipitation amount is 245 mm (9.6 in), spread over the course of 26 days.

September Precipitation Trends in Betaf

The chart displays monthly precipitation patterns in Betaf, 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 Betaf, September typically receives around 245 mm (9.6 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec177252289275265324339286245252262298
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Betaf

In Betaf in September, humidity is 90%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket enveloping you, making travel feel stifling and exhausting, as each step feels laborious and sweat clings to your skin.

September Average Humidity in Betaf

This chart illustrates the average monthly humidity levels in Betaf, 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 Betaf is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%88%90%88%90%89%90%90%89%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Betaf

In Betaf in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Betaf, you can check here.

Maximum UV Index Levels in Betaf for September

The chart shows the monthly maximum UV Index (UVI) for Betaf 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 Betaf typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151717161412121414151414
Data source: Betaf 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 Betaf Compares to Other Months

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

This table compares monthly weather conditions in Betaf, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)177 mm (7.0 inches)89%extreme
February Weather27°C (82°F)252 mm (9.9 inches)89%extreme
March Weather28°C (82°F)289 mm (11.4 inches)88%extreme
April Weather28°C (82°F)275 mm (10.8 inches)90%extreme
May Weather28°C (83°F)265 mm (10.4 inches)88%extreme
June Weather28°C (82°F)324 mm (12.7 inches)90%extreme
July Weather28°C (82°F)339 mm (13.4 inches)89%extreme
August Weather28°C (82°F)286 mm (11.2 inches)90%extreme
September Weather28°C (82°F)245 mm (9.6 inches)90%extreme
October Weather28°C (83°F)252 mm (9.9 inches)89%extreme
November Weather28°C (83°F)262 mm (10.3 inches)89%extreme
December Weather28°C (83°F)298 mm (11.7 inches)89%extreme

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