September Weather in Batu Niah, Malaysia

Last updated: August 23, 2025

The average temperature in Batu Niah, Malaysia during September hovers around 27°C (81°F), with a minimum of 23°C (73°F) and a peak of 35°C (95°F). Prepare for a wet month, as Batu Niah experiences an average precipitation of 267 mm (10.5 in) spread across 24 days. Expect high humidity levels, averaging 88%, making for a warm and steamy atmosphere.

September Temperature in Batu Niah

In September in Batu Niah, the average temperature is 27°C (81°F), with a maximum that can reach 35°C (95°F) and a minimum that can drop to 23°C (73°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing.

September Weather in Batu Niah: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Batu Niah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Batu Niah, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (73°F).

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

September Precipitation in Batu Niah

In Batu Niah in September, the precipitation amount is 267 mm (10.5 in) over the course of 24 days.

September Precipitation Trends in Batu Niah

The chart displays monthly precipitation patterns in Batu Niah, 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 Batu Niah, September typically receives around 267 mm (10.5 inches) of precipitation spread over approximately 24 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Batu Niah

In Batu Niah in September, humidity is 88%. With an average temperature of 27°C (81°F), this humidity feels like a warm, thick blanket wrapping around you as you travel, making every step feel more laborious and requiring frequent breaks to cool down and hydrate.

September Average Humidity in Batu Niah

This chart illustrates the average monthly humidity levels in Batu Niah, 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 Batu Niah is approximately 88%, 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 Batu Niah

In Batu Niah 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 Batu Niah, you can check here.

Maximum UV Index Levels in Batu Niah for September

The chart shows the monthly maximum UV Index (UVI) for Batu Niah 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 Batu Niah typically reaches 14, which falls under the extreme exposure category.

Data source: Batu Niah 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 Batu Niah Compares to Other Months

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

This table compares monthly weather conditions in Batu Niah, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	235 mm (9.3 inches)	88%	extreme
February Weather	27°C (80°F)	193 mm (7.6 inches)	86%	extreme
March Weather	27°C (81°F)	245 mm (9.7 inches)	88%	extreme
April Weather	27°C (82°F)	235 mm (9.2 inches)	87%	extreme
May Weather	28°C (82°F)	251 mm (9.9 inches)	85%	extreme
June Weather	27°C (82°F)	223 mm (8.8 inches)	85%	extreme
July Weather	27°C (81°F)	218 mm (8.6 inches)	85%	extreme
August Weather	27°C (81°F)	219 mm (8.6 inches)	87%	extreme
September Weather	27°C (81°F)	267 mm (10.5 inches)	88%	extreme
October Weather	27°C (81°F)	270 mm (10.6 inches)	87%	extreme
November Weather	27°C (81°F)	300 mm (11.8 inches)	86%	extreme
December Weather	27°C (80°F)	343 mm (13.5 inches)	88%	extreme