September Weather in Oli, Indonesia

Last updated: August 23, 2025

The average temperature in Oli, Indonesia during September is a warm 27°C (82°F). Expect minimums of 23°C (74°F) and maximums reaching 32°C (89°F). With only 2 mm (0.1 in) of precipitation over 0 days, outdoor plans can be enjoyed without interruption. Additionally, the average humidity sits at a comfortable 74%.

September Temperature in Oli

In September in Oli, the average temperature is 27°C (82°F). Maximums can reach 32°C (89°F) and minimums can be as low as 23°C (74°F). This pleasant climate makes it an ideal time for travelers to enjoy outdoor activities and explore the local attractions.

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

The chart illustrates September temperature patterns in Oli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oli, September typically has an average temperature of 27°C (82°F), with highs reaching up to 32°C (89°F) and lows dropping to around 23°C (74°F).

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

September Precipitation in Oli

In Oli in September, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

September Precipitation Trends in Oli

The chart displays monthly precipitation patterns in Oli, 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 Oli, September typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 Oli

In Oli in September, humidity is 74%. With an average temperature of 27°C (82°F), this humidity makes traveling feel quite sticky and oppressive, making it essential to stay hydrated and seek shade frequently.

September Average Humidity in Oli

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

In Oli 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 Oli.

Maximum UV Index Levels in Oli for September

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

Data source: Oli 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 Oli Compares to Other Months

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

This table compares monthly weather conditions in Oli, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (83°F)	267 mm (10.5 inches)	77%	extreme
February Weather	28°C (82°F)	218 mm (8.6 inches)	82%	extreme
March Weather	28°C (83°F)	197 mm (7.8 inches)	82%	extreme
April Weather	29°C (84°F)	127 mm (5.0 inches)	80%	extreme
May Weather	28°C (83°F)	23 mm (0.9 inches)	80%	extreme
June Weather	27°C (82°F)	5 mm (0.2 inches)	75%	very high
July Weather	27°C (81°F)	3 mm (0.1 inches)	71%	extreme
August Weather	27°C (81°F)	4 mm (0.2 inches)	74%	extreme
September Weather	27°C (82°F)	2 mm (0.1 inches)	74%	extreme
October Weather	28°C (84°F)	8 mm (0.3 inches)	74%	extreme
November Weather	29°C (85°F)	55 mm (2.2 inches)	73%	extreme
December Weather	29°C (84°F)	180 mm (7.1 inches)	72%	extreme