September Weather in Pelau, Indonesia

Last updated: August 23, 2025

In Pelau, Indonesia, the average temperature in September is a pleasant 25°C (78°F). During this time, temperatures can dip to a minimum of 21°C (70°F) and peak at a comfortable 30°C (86°F). Expect about 188 mm (7.4 in) of precipitation over 27 days, contributing to an average humidity of 81%. Stay prepared for a wonderfully humid atmosphere!

September Temperature in Pelau

In September in Pelau, the average temperature is 25°C (78°F). Maximums can reach 30°C (86°F), while minimums can drop to as low as 21°C (70°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Pelau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pelau, September typically has an average temperature of 25°C (78°F), with highs reaching up to 30°C (86°F) and lows dropping to around 21°C (70°F).

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

September Precipitation in Pelau

In Pelau in September, the precipitation amount is 188 mm (7.4 in) over the course of 27 days.

September Precipitation Trends in Pelau

The chart displays monthly precipitation patterns in Pelau, 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 Pelau, September typically receives around 188 mm (7.4 inches) of precipitation spread over approximately 27 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 Pelau

In Pelau 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 Pelau

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

In Pelau 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 Pelau.

Maximum UV Index Levels in Pelau for September

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

Data source: Pelau 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 Pelau Compares to Other Months

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

This table compares monthly weather conditions in Pelau, 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)	144 mm (5.7 inches)	78%	extreme
February Weather	27°C (82°F)	94 mm (3.7 inches)	81%	extreme
March Weather	27°C (81°F)	222 mm (8.7 inches)	80%	extreme
April Weather	26°C (80°F)	232 mm (9.1 inches)	81%	extreme
May Weather	26°C (79°F)	338 mm (13.3 inches)	77%	extreme
June Weather	25°C (78°F)	309 mm (12.2 inches)	80%	extreme
July Weather	25°C (77°F)	251 mm (9.9 inches)	84%	extreme
August Weather	25°C (77°F)	180 mm (7.1 inches)	85%	extreme
September Weather	25°C (78°F)	188 mm (7.4 inches)	81%	extreme
October Weather	26°C (79°F)	178 mm (7.0 inches)	80%	extreme
November Weather	27°C (80°F)	173 mm (6.8 inches)	78%	extreme
December Weather	27°C (81°F)	150 mm (5.9 inches)	77%	extreme