September Weather in Masmambang, Indonesia

Last updated: August 23, 2025

In Masmambang, Indonesia, the average temperature in September hovers around 25°C (78°F), making it a pleasant destination. Expect a minimum of 20°C (69°F) and a maximum of 30°C (87°F). However, be prepared for some rain, as this month witnesses an average precipitation of 312 mm (12.3 in) over 24 days. With an average humidity of 81%, the air retains a refreshing vibrancy, inviting you to explore the local sights.

September Temperature in Masmambang

In September in Masmambang, the average temperature is 25°C (78°F), with maximums that can reach 30°C (87°F) and minimums that can be as low as 20°C (69°F). This makes it an ideal time for travelers to enjoy pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Masmambang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Masmambang, September typically has an average temperature of 25°C (78°F), with highs reaching up to 30°C (87°F) and lows dropping to around 20°C (69°F).

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

September Precipitation in Masmambang

In Masmambang in September, the precipitation amount is 312 mm (12.3 in) spread over 24 days.

September Precipitation Trends in Masmambang

The chart displays monthly precipitation patterns in Masmambang, 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 Masmambang, September typically receives around 312 mm (12.3 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 Masmambang

In Masmambang in September humidity is 81%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less comfortable and requiring frequent breaks to stay hydrated.

September Average Humidity in Masmambang

This chart illustrates the average monthly humidity levels in Masmambang, 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 Masmambang 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 Masmambang

In Masmambang 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 Masmambang, you can check here.

Maximum UV Index Levels in Masmambang for September

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

Data source: Masmambang 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 Masmambang Compares to Other Months

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

This table compares monthly weather conditions in Masmambang, 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)	257 mm (10.1 inches)	87%	extreme
February Weather	26°C (79°F)	286 mm (11.3 inches)	86%	extreme
March Weather	26°C (79°F)	246 mm (9.7 inches)	85%	extreme
April Weather	26°C (79°F)	274 mm (10.8 inches)	84%	extreme
May Weather	27°C (80°F)	317 mm (12.5 inches)	82%	extreme
June Weather	26°C (79°F)	273 mm (10.7 inches)	82%	extreme
July Weather	26°C (79°F)	169 mm (6.6 inches)	83%	extreme
August Weather	25°C (78°F)	245 mm (9.7 inches)	82%	extreme
September Weather	25°C (78°F)	312 mm (12.3 inches)	81%	extreme
October Weather	25°C (78°F)	256 mm (10.1 inches)	81%	extreme
November Weather	26°C (78°F)	408 mm (16.0 inches)	83%	extreme
December Weather	26°C (78°F)	303 mm (11.9 inches)	84%	extreme