September Weather in Tiom, Indonesia

Last updated: August 23, 2025

In Tiom, Indonesia, the average temperature in September hovers around 12°C (55°F). Expect a minimum of 5°C (42°F) and a maximum of 20°C (69°F). This month brings about 274 mm (10.8 in) of precipitation spread over 27 days, contributing to an average humidity level of a lush 91%. Get ready for a typically wet and mild atmosphere!

September Temperature in Tiom

In September in Tiom, the average temperature is 12°C (55°F). Maximums can reach 20°C (69°F), and minimums can drop as low as 5°C (42°F). It's a great time for travelers to enjoy mild weather while exploring the sights.

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

The chart illustrates September temperature patterns in Tiom, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tiom, September typically has an average temperature of 12°C (55°F), with highs reaching up to 20°C (69°F) and lows dropping to around 5°C (42°F).

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

September Precipitation in Tiom

In Tiom in September, the precipitation amount is 274 mm (10.8 in) over the course of 27 days.

September Precipitation Trends in Tiom

The chart displays monthly precipitation patterns in Tiom, 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 Tiom, September typically receives around 274 mm (10.8 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 Tiom

In Tiom in September, humidity is 91%. With an average temperature of 12°C (55°F), this humidity feels like a damp blanket wrapping around you, making traveling somewhat uncomfortable as the air clings to your skin and reduces your energy.

September Average Humidity in Tiom

This chart illustrates the average monthly humidity levels in Tiom, 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 Tiom is approximately 91%, 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 Tiom

In Tiom in September, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Tiom, you can check Hourly UV Index in Tiom.

Maximum UV Index Levels in Tiom for September

The chart shows the monthly maximum UV Index (UVI) for Tiom 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 Tiom typically reaches 17, which falls under the extreme exposure category.

Data source: Tiom 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 Tiom Compares to Other Months

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

This table compares monthly weather conditions in Tiom, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	359 mm (14.1 inches)	90%	extreme
February Weather	13°C (55°F)	468 mm (18.4 inches)	90%	extreme
March Weather	13°C (55°F)	504 mm (19.8 inches)	90%	extreme
April Weather	13°C (56°F)	452 mm (17.8 inches)	90%	extreme
May Weather	13°C (56°F)	358 mm (14.1 inches)	90%	extreme
June Weather	12°C (55°F)	252 mm (9.9 inches)	92%	extreme
July Weather	12°C (54°F)	254 mm (10.0 inches)	92%	extreme
August Weather	12°C (54°F)	218 mm (8.6 inches)	92%	extreme
September Weather	12°C (55°F)	274 mm (10.8 inches)	91%	extreme
October Weather	13°C (55°F)	365 mm (14.4 inches)	90%	extreme
November Weather	13°C (56°F)	346 mm (13.6 inches)	90%	extreme
December Weather	13°C (56°F)	457 mm (18.0 inches)	90%	extreme