September Weather in Birayang, Indonesia

Last updated: August 23, 2025

In Birayang, Indonesia, the average temperature for September is a warm 26°C (80°F). Expect a range from a comfortable 20°C (68°F) to a sizzling 36°C (97°F). Be prepared for 158 mm (6.2 in) of precipitation spread over 18 days, contributing to an average humidity of 77%.

September Temperature in Birayang

In September in Birayang, the average temperature is 26°C (80°F). Maximums can reach 36°C (97°F), while minimums can drop as low as 20°C (68°F). It's a great time to explore Birayang if you enjoy warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Birayang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Birayang, September typically has an average temperature of 26°C (80°F), with highs reaching up to 36°C (97°F) and lows dropping to around 20°C (68°F).

Data source: Temperature data for Birayang generated using information from the Copernicus Climate Change Service.

September Precipitation in Birayang

In Birayang in September, the total precipitation amount is 158 mm (6.2 in) over a span of 18 days.

September Precipitation Trends in Birayang

The chart displays monthly precipitation patterns in Birayang, 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 Birayang, September typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 18 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Birayang

In Birayang in September, humidity is 77%. With an average temperature of 26°C (80°F), this humidity feels like walking through a warm, damp blanket, making traveling somewhat uncomfortable and necessitating frequent breaks to stay hydrated and cool.

September Average Humidity in Birayang

This chart illustrates the average monthly humidity levels in Birayang, 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 Birayang is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Birayang

In Birayang 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 Birayang.

Maximum UV Index Levels in Birayang for September

The chart shows the monthly maximum UV Index (UVI) for Birayang 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 Birayang typically reaches 15, which falls under the extreme exposure category.

Data source: Birayang 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 Birayang Compares to Other Months

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

This table compares monthly weather conditions in Birayang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	198 mm (7.8 inches)	83%	extreme
February Weather	26°C (79°F)	195 mm (7.7 inches)	83%	extreme
March Weather	26°C (79°F)	263 mm (10.4 inches)	84%	extreme
April Weather	26°C (80°F)	225 mm (8.9 inches)	82%	extreme
May Weather	27°C (80°F)	241 mm (9.5 inches)	80%	extreme
June Weather	26°C (79°F)	190 mm (7.5 inches)	81%	extreme
July Weather	26°C (79°F)	144 mm (5.7 inches)	82%	extreme
August Weather	26°C (79°F)	128 mm (5.0 inches)	82%	extreme
September Weather	26°C (80°F)	158 mm (6.2 inches)	77%	extreme
October Weather	27°C (80°F)	208 mm (8.2 inches)	78%	extreme
November Weather	26°C (79°F)	282 mm (11.1 inches)	77%	extreme
December Weather	26°C (79°F)	201 mm (7.9 inches)	80%	extreme