September Weather in Kepi, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Kepi, Indonesia hovers around 26°C (80°F). Expect a comfortable minimum of 20°C (69°F), while the mercury can rise to a warm 33°C (92°F). Be prepared for some rain, as precipitation typically measures 149 mm (5.9 in) across about 19 days. With an average humidity of 83%, it’s a good idea to stay hydrated and enjoy the tropical ambiance!

September Temperature in Kepi

In September in Kepi, the average temperature is 26°C (80°F), with maximums reaching up to 33°C (92°F) and minimums as low as 20°C (69°F). This pleasant weather makes it an ideal time for traveling and exploring the local attractions.

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

The chart illustrates September temperature patterns in Kepi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kepi, September typically has an average temperature of 26°C (80°F), with highs reaching up to 33°C (92°F) and lows dropping to around 20°C (69°F).

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

September Precipitation in Kepi

In Kepi in September, the precipitation amount is 149 mm (5.9 in) recorded over a span of 19 days.

September Precipitation Trends in Kepi

The chart displays monthly precipitation patterns in Kepi, 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 Kepi, September typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 19 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 Kepi

In Kepi in September humidity is 83%. With an average temperature of 26°C (80°F), this humidity feels like a warm, enveloping blanket that can make traveling quite uncomfortable; you may find yourself needing frequent breaks for hydration and cool shade as the thick air clings to your skin.

September Average Humidity in Kepi

This chart illustrates the average monthly humidity levels in Kepi, 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 Kepi is approximately 83%, 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 Kepi

In Kepi 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 Kepi.

Maximum UV Index Levels in Kepi for September

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

Data source: Kepi 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 Kepi Compares to Other Months

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

This table compares monthly weather conditions in Kepi, 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)	278 mm (11.0 inches)	85%	extreme
February Weather	27°C (81°F)	278 mm (11.0 inches)	85%	extreme
March Weather	27°C (80°F)	442 mm (17.4 inches)	85%	extreme
April Weather	27°C (81°F)	347 mm (13.7 inches)	85%	extreme
May Weather	27°C (81°F)	199 mm (7.8 inches)	87%	extreme
June Weather	26°C (80°F)	87 mm (3.4 inches)	88%	extreme
July Weather	26°C (79°F)	97 mm (3.8 inches)	86%	extreme
August Weather	26°C (79°F)	89 mm (3.5 inches)	85%	extreme
September Weather	26°C (80°F)	149 mm (5.9 inches)	83%	extreme
October Weather	27°C (81°F)	189 mm (7.5 inches)	84%	extreme
November Weather	27°C (81°F)	290 mm (11.4 inches)	86%	extreme
December Weather	27°C (81°F)	345 mm (13.6 inches)	84%	extreme