September Weather in Kotatua, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Kotatua, Indonesia is a pleasant 23°C (73°F), with a minimum of 15°C (60°F) and a maximum reaching 30°C (85°F). Expect 434 mm (17.1 in) of precipitation spread over 28 days, and prepare for a high average humidity of 88%.

September Temperature in Kotatua

In September in Kotatua, the average temperature is 23°C (73°F). Maximums can reach 30°C (85°F), while minimums can be as low as 15°C (60°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy the outdoor attractions in Kotatua.

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

The chart illustrates September temperature patterns in Kotatua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kotatua, September typically has an average temperature of 23°C (73°F), with highs reaching up to 30°C (85°F) and lows dropping to around 15°C (60°F).

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

September Precipitation in Kotatua

In Kotatua in September, the precipitation amount is 434 mm (17.1 in) spread over 28 days.

September Precipitation Trends in Kotatua

The chart displays monthly precipitation patterns in Kotatua, 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 Kotatua, September typically receives around 434 mm (17.1 inches) of precipitation spread over approximately 28 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 Kotatua

In Kotatua in September, humidity is 88%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel heavy and draining without frequent breaks for hydration and shade.

September Average Humidity in Kotatua

This chart illustrates the average monthly humidity levels in Kotatua, 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 Kotatua is approximately 88%, 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 Kotatua

In Kotatua 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 Kotatua.

Maximum UV Index Levels in Kotatua for September

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

Data source: Kotatua 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 Kotatua Compares to Other Months

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

This table compares monthly weather conditions in Kotatua, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	226 mm (8.9 inches)	89%	extreme
February Weather	24°C (75°F)	265 mm (10.4 inches)	84%	extreme
March Weather	23°C (75°F)	435 mm (17.1 inches)	84%	extreme
April Weather	24°C (75°F)	384 mm (15.1 inches)	83%	extreme
May Weather	24°C (75°F)	388 mm (15.3 inches)	85%	extreme
June Weather	23°C (74°F)	303 mm (11.9 inches)	86%	extreme
July Weather	23°C (74°F)	280 mm (11.0 inches)	86%	extreme
August Weather	23°C (74°F)	308 mm (12.1 inches)	88%	extreme
September Weather	23°C (73°F)	434 mm (17.1 inches)	88%	extreme
October Weather	23°C (74°F)	445 mm (17.5 inches)	90%	extreme
November Weather	23°C (74°F)	499 mm (19.6 inches)	89%	extreme
December Weather	23°C (74°F)	349 mm (13.7 inches)	88%	extreme