September Weather in Masat, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Masat, Indonesia hovers around 26°C (79°F). Expect a comfortable range, with minimums dipping to 21°C (69°F) and maximums reaching 30°C (87°F). However, prepare for some rain, as this month brings about 304 mm (12.0 in) of precipitation over 24 days. Coupled with an average humidity of 81%, it’s a vivid reminder of nature's refreshing embrace.

September Temperature in Masat

In September in Masat, the average temperature is 26°C (79°F). The maximum can reach 30°C (87°F), and the minimum can be as low as 21°C (69°F). This mild climate makes Masat a perfect destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Masat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Masat, September typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (87°F) and lows dropping to around 21°C (69°F).

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

September Precipitation in Masat

In Masat in September, the precipitation amount is 304 mm (12.0 in) spread over a total of 24 days.

September Precipitation Trends in Masat

The chart displays monthly precipitation patterns in Masat, 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 Masat, September typically receives around 304 mm (12.0 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 Masat

In Masat in September, humidity is 81%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor adventures stickier and more draining, yet still vibrant with life—perfect for exploring local culture, but you'll want to take frequent breaks and stay hydrated.

September Average Humidity in Masat

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

In Masat 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 Masat, you can check here.

Maximum UV Index Levels in Masat for September

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

Data source: Masat 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 Masat Compares to Other Months

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

This table compares monthly weather conditions in Masat, 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 (80°F)	245 mm (9.6 inches)	87%	extreme
February Weather	26°C (80°F)	276 mm (10.9 inches)	86%	extreme
March Weather	27°C (80°F)	238 mm (9.4 inches)	85%	extreme
April Weather	27°C (80°F)	276 mm (10.9 inches)	84%	extreme
May Weather	27°C (81°F)	339 mm (13.4 inches)	82%	extreme
June Weather	27°C (80°F)	252 mm (9.9 inches)	82%	extreme
July Weather	26°C (79°F)	174 mm (6.8 inches)	83%	extreme
August Weather	26°C (79°F)	238 mm (9.4 inches)	82%	extreme
September Weather	26°C (79°F)	304 mm (12.0 inches)	81%	extreme
October Weather	26°C (79°F)	285 mm (11.2 inches)	81%	extreme
November Weather	26°C (79°F)	420 mm (16.5 inches)	83%	extreme
December Weather	26°C (79°F)	335 mm (13.2 inches)	84%	extreme