September Weather in Muntok, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Muntok, Indonesia hovers around 27°C (82°F), providing a warm and inviting climate. The minimum temperature can dip to 25°C (77°F), while the maximum can reach up to 30°C (87°F). However, be prepared for some rain, as precipitation averages 147 mm (5.8 in) over 17 days during the month. With an average humidity of 81%, it’s the perfect time to enjoy the lush landscapes and vibrant culture this beautiful destination has to offer!

September Temperature in Muntok

In September in Muntok, the average temperature is 27°C (82°F), with a maximum that can reach 30°C (87°F) and a minimum that can be as low as 25°C (77°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Muntok, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Muntok, September typically has an average temperature of 27°C (82°F), with highs reaching up to 30°C (87°F) and lows dropping to around 25°C (77°F).

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

September Precipitation in Muntok

In Muntok in September, the precipitation amount is 147 mm (5.8 in) over a span of 17 days.

September Precipitation Trends in Muntok

The chart displays monthly precipitation patterns in Muntok, 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 Muntok, September typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 17 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 Muntok

In Muntok in September, humidity is 81%. With an average temperature of 27°C (82°F), this humidity feels like a warm, sticky embrace, making traveling somewhat uncomfortable as the heat clings to your skin and the air feels thick, often leaving you yearning for a refreshing breeze.

September Average Humidity in Muntok

This chart illustrates the average monthly humidity levels in Muntok, 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 Muntok is approximately 81%, 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 Muntok

In Muntok 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 Muntok, you can check here.

Maximum UV Index Levels in Muntok for September

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

Data source: Muntok 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 Muntok Compares to Other Months

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

This table compares monthly weather conditions in Muntok, 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 (81°F)	252 mm (9.9 inches)	87%	extreme
February Weather	27°C (81°F)	211 mm (8.3 inches)	88%	extreme
March Weather	27°C (81°F)	254 mm (10.0 inches)	86%	extreme
April Weather	28°C (82°F)	257 mm (10.1 inches)	85%	extreme
May Weather	28°C (82°F)	257 mm (10.1 inches)	83%	extreme
June Weather	28°C (82°F)	210 mm (8.3 inches)	83%	extreme
July Weather	27°C (82°F)	164 mm (6.5 inches)	85%	extreme
August Weather	28°C (82°F)	133 mm (5.2 inches)	85%	extreme
September Weather	27°C (82°F)	147 mm (5.8 inches)	81%	extreme
October Weather	28°C (82°F)	183 mm (7.2 inches)	82%	extreme
November Weather	27°C (81°F)	286 mm (11.3 inches)	83%	extreme
December Weather	27°C (81°F)	326 mm (12.8 inches)	85%	extreme