September Weather in Oesao, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Oesao, Indonesia is a delightful 27°C (81°F). You can expect a minimum of 16°C (61°F) and a maximum of 36°C (97°F). With only 3 mm (0.1 in) of precipitation over 1 day, you'll likely enjoy plenty of sunny weather. Additionally, the average humidity sits at a comfortable 74%, making it perfect for outdoor adventures!

September Temperature in Oesao

In September in Oesao, the average temperature is 27°C (81°F). Maximums can reach 36°C (97°F), and minimums can drop to as low as 16°C (61°F). Be prepared for warm days and cooler evenings while traveling to Oesao during this time.

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

The chart illustrates September temperature patterns in Oesao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oesao, September typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (97°F) and lows dropping to around 16°C (61°F).

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

September Precipitation in Oesao

In Oesao in September, the precipitation amount is 3 mm (0.1 in) over the course of 1 day.

September Precipitation Trends in Oesao

The chart displays monthly precipitation patterns in Oesao, 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 Oesao, September typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 1 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 Oesao

In Oesao in September humidity is 74%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket, making traveling feel both sticky and draining, yet the heat invites you to seek out refreshing dips in pools or shady spots to relax.

September Average Humidity in Oesao

This chart illustrates the average monthly humidity levels in Oesao, 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 Oesao is approximately 74%, 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 Oesao

In Oesao 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 Oesao.

Maximum UV Index Levels in Oesao for September

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

Data source: Oesao 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 Oesao Compares to Other Months

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

This table compares monthly weather conditions in Oesao, 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)	335 mm (13.2 inches)	77%	extreme
February Weather	26°C (79°F)	277 mm (10.9 inches)	82%	extreme
March Weather	26°C (80°F)	266 mm (10.5 inches)	82%	extreme
April Weather	26°C (80°F)	163 mm (6.4 inches)	80%	extreme
May Weather	27°C (80°F)	28 mm (1.1 inches)	80%	extreme
June Weather	26°C (80°F)	4 mm (0.2 inches)	75%	very high
July Weather	26°C (79°F)	5 mm (0.2 inches)	71%	extreme
August Weather	26°C (79°F)	3 mm (0.1 inches)	74%	extreme
September Weather	27°C (81°F)	3 mm (0.1 inches)	74%	extreme
October Weather	28°C (82°F)	55 mm (2.2 inches)	74%	extreme
November Weather	28°C (82°F)	179 mm (7.1 inches)	73%	extreme
December Weather	27°C (81°F)	323 mm (12.7 inches)	72%	extreme