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September Weather in Bayah, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Bayah, Indonesia is a pleasant 25°C (77°F). Experience comfortable days with minimum temperatures around 21°C (70°F) and highs reaching 29°C (84°F). However, be prepared for some rain, as the area sees an average precipitation of 116 mm (4.6 in) over 13 days. With an average humidity of 77%, it’s a warm and humid month, perfect for enjoying the locale!

September Temperature in Bayah

In September in Bayah, the average temperature is 25°C (77°F). Maximum temperatures can reach 29°C (84°F), and the minimum can drop to as low as 21°C (70°F). This mild and comfortable climate makes Bayah an ideal destination for travelers looking to enjoy pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Bayah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bayah, September typically has an average temperature of 25°C (77°F), with highs reaching up to 29°C (84°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979808179787777787979
Data source: Temperature data for Bayah 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 Bayah

In Bayah in September, the total precipitation amount reaches 116 mm (4.6 in) over the course of 13 days.

September Precipitation Trends in Bayah

The chart displays monthly precipitation patterns in Bayah, 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 Bayah, September typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec3892732562521831435435116142270389
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Bayah

In Bayah in September, humidity is 77%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly heavy but still pleasant, as long as you stay hydrated and take frequent breaks in the shade.

September Average Humidity in Bayah

This chart illustrates the average monthly humidity levels in Bayah, 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 Bayah is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%86%84%81%80%80%79%77%77%78%80%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bayah

In Bayah 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 Bayah, you can check here.

Maximum UV Index Levels in Bayah for September

The chart shows the monthly maximum UV Index (UVI) for Bayah 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 Bayah typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151211111214161614
Data source: Bayah 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 Bayah Compares to Other Months

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

This table compares monthly weather conditions in Bayah, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)389 mm (15.3 inches)84%extreme
February Weather26°C (79°F)273 mm (10.7 inches)86%extreme
March Weather26°C (80°F)256 mm (10.1 inches)84%extreme
April Weather27°C (80°F)252 mm (9.9 inches)81%extreme
May Weather27°C (81°F)183 mm (7.2 inches)80%extreme
June Weather26°C (80°F)143 mm (5.6 inches)80%extreme
July Weather26°C (78°F)54 mm (2.1 inches)79%extreme
August Weather25°C (77°F)35 mm (1.4 inches)77%extreme
September Weather25°C (77°F)116 mm (4.6 inches)77%extreme
October Weather26°C (78°F)142 mm (5.6 inches)78%extreme
November Weather26°C (79°F)270 mm (10.6 inches)80%extreme
December Weather26°C (79°F)389 mm (15.3 inches)79%extreme

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